Mu opioids and their receptors: evolution of a concept

scientific article published on 27 September 2013

Mu opioids and their receptors: evolution of a concept is …
instance of (P31):
scholarly articleQ13442814

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P356DOI10.1124/PR.112.007138
P932PMC publication ID3799236
P698PubMed publication ID24076545
P5875ResearchGate publication ID257204935

P2093author name stringGavril W Pasternak
Ying-Xian Pan
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Synthesis and evaluation of aryl-naloxamide opiate analgesics targeting truncated exon 11-associated μ opioid receptor (MOR-1) splice variantsQ34284204
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The effects of morphine methadone and meperidine on some reflex responses of spinal animals to nociceptive stimulation.Q34296189
Sigma antagonists potentiate opioid analgesia in ratsQ34302841
The role of beta-arrestin2 in the severity of antinociceptive tolerance and physical dependence induced by different opioid pain therapeutics.Q34311504
A G protein-biased ligand at the μ-opioid receptor is potently analgesic with reduced gastrointestinal and respiratory dysfunction compared with morphineQ34321618
A proteomics approach for identification of single strand DNA-binding proteins involved in transcriptional regulation of mouse mu opioid receptor geneQ36808455
Evolution of vertebrate opioid receptorsQ36926870
Identification of five mouse mu-opioid receptor (MOR) gene (Oprm1) splice variants containing a newly identified alternatively spliced exon.Q36950107
Proteases for processing proneuropeptides into peptide neurotransmitters and hormonesQ37053834
The role of multidrug resistance-associated protein in the blood-brain barrier and opioid analgesiaQ37117550
Involvement of exon 11-associated variants of the mu opioid receptor MOR-1 in heroin, but not morphine, actionsQ37140009
Opioids and the control of respirationQ37154550
Stabilization of the μ-opioid receptor by truncated single transmembrane splice variants through a chaperone-like action.Q37175164
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Antagonism by haloperidol and its metabolites of mechanical hypersensitivity induced by intraplantar capsaicin in mice: role of sigma-1 receptors.Q37225259
Mouse model of OPRM1 (A118G) polymorphism has sex-specific effects on drug-mediated behaviorQ37250051
Identification of an additional supraspinal component to the analgesic mechanism of action of buprenorphineQ37290396
Opposing actions of neuronal nitric oxide synthase isoforms in formalin-induced pain in miceQ37314471
Differential stereochemical requirements of mu vs. delta opioid receptors for ligand binding and signal transduction: development of a class of potent and highly delta-selective peptide antagonistsQ37342344
Agonist-selective endocytosis of mu opioid receptor by neurons in vivoQ37390918
Morphine and codeine from mammalian brainQ37412957
A role for heterodimerization of mu and delta opiate receptors in enhancing morphine analgesiaQ37416417
Morphine and other opiates from beef brain and adrenalQ37526607
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Visualization of mu1 opiate receptors in rat brain by using a computerized autoradiographic subtraction techniqueQ37551154
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Opioids can evoke direct receptor-mediated excitatory effects on sensory neuronsQ37874601
Motility disorders of the colon and rectumQ37955721
QTc interval prolongation by d-propoxyphene: what about other analgesics?Q38008460
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Differential blockade of morphine and morphine-6 beta-glucuronide analgesia by antisense oligodeoxynucleotides directed against MOR-1 and G-protein alpha subunits in ratsQ38291100
Molecular biology of the opioid receptors: structures, functions and distributions.Q38291878
Identification of a neurorestrictive suppressor element (NRSE) in the human mu-opioid receptor geneQ38298930
Mu opioid receptor mutant, T394A, abolishes opioid-mediated adenylyl cyclase superactivationQ44336873
1-Aminocyclopropane carboxylic acid (ACPC) prevents mu and delta opioid toleranceQ44336892
Murine chromosomal location of the mu and kappa opioid receptor genesQ44337061
Selective antagonism of opioid analgesia by a sigma systemQ44337301
Antagonists at excitatory opioid receptors on sensory neurons in culture increase potency and specificity of opiate analgesics and attenuate development of tolerance/dependenceQ44337423
Selective inhibition of [D-Ala2, Glu4]deltorphin antinociception by supraspinal, but not spinal, administration of an antisense oligodeoxynucleotide to an opioid delta receptorQ44337445
Lack of involvement of delta-1 opioid receptors in the development of physical dependence on morphine in mice.Q44337637
Treatment with antisense oligodeoxynucleotide to the opioid delta receptor selectively inhibits delta 2-agonist antinociceptionQ44337847
Expression of mu opioid receptor mRNA in rat brain: an in situ hybridization study at the single cell levelQ44337884
Proglumide selectively potentiates supraspinal mu 1 opioid analgesia in miceQ44338204
Functional antagonism of morphine analgesia by (+)-pentazocine: evidence for an anti-opioid sigma 1 systemQ44338331
Evidence for separate involvement of different mu-opioid receptor subtypes in itch and analgesia induced by supraspinal action of opioidsQ44338413
Pre- and postsynaptic distribution of mu, delta and kappa opioid receptors in the superficial layers of the cervical dorsal horn of the rat spinal cordQ44338465
Evidence for a mu-delta opioid receptor complex in CHO cells co-expressing mu and delta opioid peptide receptorsQ44338770
Beta-[3H]funaltrexamine-labeled mu-opioid receptors: species variations in molecular mass and glycosylation by complex-type, N-linked oligosaccharides.Q44338949
Differential promoter usage of mouse mu-opioid receptor gene during developmentQ44339364
Opioids excite rather than inhibit sensory neurons after chronic opioid exposure of spinal cord-ganglion culturesQ44339515
Evidence for delta opioid receptor subtypes regulating adenylyl cyclase activity in rat brainQ44339525
Dermorphin analogues carrying an increased positive net charge in their "message" domain display extremely high mu opioid receptor selectivityQ44339837
7-Benzylidenenaltrexone (BNTX): a selective delta 1 opioid receptor antagonist in the mouse spinal cordQ44339839
Dermorphin analog Tyr-D-Arg2-Phe-sarcosine-induced opioid analgesia and respiratory stimulation: the role of mu 1-receptors?Q44340323
Identification and characterization of two new human mu opioid receptor splice variants, hMOR-1O and hMOR-1X.Q44340471
Bioinformatic analysis of the origin, sequence and diversification of mu opioid receptors in vertebratesQ44340476
Blockade of mu and kappa 1 opioid analgesic tolerance by NPC17742, a novel NMDA antagonistQ44340536
[3H]-[H-D-Phe-Cys-Tyr-D-Trp-Orn-Thr-Pen-Thr-NH2] ([3H]CTOP), a potent and highly selective peptide for mu opioid receptors in rat brain.Q44340892
Mu opioid receptor gene polymorphisms and heroin dependence in Asian populationsQ44340982
Dextromethorphan shows efficacy in experimental pain (nociception) and opioid toleranceQ44341045
Study of opioid receptor phosphorylation using cell-labeling method with 32P-orthrophosphateQ44341218
Expression of mu-, delta-, and kappa-opioid receptor-like immunoreactivities in rat dorsal root ganglia after carrageenan-induced inflammationQ44341541
Buprenorphine exerts its antinociceptive activity via mu 1-opioid receptorsQ44341561
Opioid antagonist activity of naltrexone-derived bivalent ligands: importance of a properly oriented molecular scaffold to guide "address" recognition at kappa opioid receptorsQ44341667
Promoter region and alternatively spliced exons of the rat mu-opioid receptor geneQ44341695
Immunohistochemical localization of mu-opioid receptors in the central nervous system of the rat.Q44341963
Covalent labeling of mu opioid binding site by [3H]beta-funaltrexamine.Q44342056
A novel endocytic recycling signal that distinguishes the membrane trafficking of naturally occurring opioid receptorsQ44342658
Early duplications of opioid receptor and Peptide genes in vertebrate evolutionQ44342748
Dissociation of opioid antinociception and central gastrointestinal propulsion in the mouse: studies with naloxonazineQ44342837
Alcohol drinking is reduced by a mu 1- but not by a delta-opioid receptor antagonist in alcohol-preferring ratsQ44342982
Complete knockout of the nociceptin/orphanin FQ receptor in the rat does not induce compensatory changes in mu, delta and kappa opioid receptorsQ44343101
Functional analysis of MOR‐1 splice variants of the mouse mu opioid receptor gene OprmQ44343235
An antisense oligodeoxynucleotide to the delta opioid receptor (DOR-1) inhibits morphine tolerance and acute dependence in miceQ44343549
Peripheral kappa 1-opioid receptor-mediated analgesia in miceQ44343737
A single residue, Lys108, of the delta-opioid receptor prevents the mu-opioid-selective ligand [D-Ala2,N-MePhe4,Gly-ol5]enkephalin from binding to the delta-opioid receptorQ44344053
Cyclic somatostatin octapeptide analogues with high affinity and selectivity toward mu opioid receptorsQ44344391
Genetic analysis of the murine mu opioid receptor: increased complexity of Oprm gene splicingQ44344657
The functional mu opioid receptor (OPRM1) Asn40Asp variant predicts short-term response to nicotine replacement therapy in a clinical trialQ44344781
Substantial attributable risk related to a functional mu-opioid receptor gene polymorphism in association with heroin addiction in central SwedenQ44344913
Differential sensitivity of opioid-induced feeding to naloxone and naloxonazineQ44345097
Separation of opioid analgesia from respiratory depression: evidence for different receptor mechanismsQ44345786
Relative opioid efficacy is determined by the complements of the G protein-coupled receptor desensitization machineryQ44345837
Opioid receptorsQ34326054
The pharmacology of mu analgesics: from patients to genesQ34333349
GCRDb: a G-protein-coupled receptor databaseQ34333530
Fingerprinting G-protein-coupled receptorsQ34340311
Highly potent novel opioid receptor agonist in the 14-alkoxymetopon series.Q34356391
A selective delta 1 opioid receptor agonist derived from oxymorphone. Evidence for separate recognition sites for delta 1 opioid receptor agonists and antagonistsQ34356796
A potent and selective endogenous agonist for the mu-opiate receptorQ34420509
7-Spiroindanyl derivatives of naltrexone and oxymorphone as selective ligands for delta opioid receptorsQ34427813
Kappa opiate receptor multiplicity: evidence for two U50,488-sensitive kappa 1 subtypes and a novel kappa 3 subtype.Q34455596
Genetic influences on impulsivity, risk taking, stress responsivity and vulnerability to drug abuse and addictionQ34463235
Opioid peptides endorphins in pituitary and brainQ34468905
Mix and match: heterodimers and opioid toleranceQ34522291
Buprenorphine has potent kappa opioid receptor antagonist activityQ34551985
Binaltorphimine and nor-binaltorphimine, potent and selective kappa-opioid receptor antagonistsQ34559354
An opioid agonist that does not induce mu-opioid receptor--arrestin interactions or receptor internalizationQ34580057
Isolation of an endogenous compound from the brain with pharmacological properties similar to morphineQ34647183
The action of morphine on the superior cervical ganglion and on the nictitating membrane of the cat.Q34648832
Beta-arrestin-biased ligands at seven-transmembrane receptorsQ34654662
Identification and characterization of seven new exon 11-associated splice variants of the rat μ opioid receptor gene, OPRM1.Q34671312
Regulation of beta-adrenergic receptors by guanyl-5'-yl imidodiphosphate and other purine nucleotidesQ34745463
The paralysing action of morphine on the guinea-pig ileumQ34791123
Oligomerization of opioid receptorsQ34826270
Isolation and characterization of new exon 11-associated N-terminal splice variants of the human mu opioid receptor geneQ34902609
Endogenous opioid peptides: multiple agonists and receptorsQ34986433
Clinical pharmacology of opioids for painQ35024267
Opiate receptor: autoradiographic localization in rat brainQ35031750
Acute tolerance to narcotic analgesic drugs in ratsQ35039570
ASAP: the Alternative Splicing Annotation ProjectQ35158228
Regulated endocytosis of opioid receptors: cellular mechanisms and proposed roles in physiological adaptation to opiate drugsQ35172820
Agonist and antagonist properties of buprenorphine, a new antinociceptive agentQ35176503
Agonist-directed interactions with specific beta-arrestins determine mu-opioid receptor trafficking, ubiquitination, and dephosphorylation.Q35213193
Functional selectivity at the μ-opioid receptor: implications for understanding opioid analgesia and tolerance.Q35264421
THE CLINICAL EVALUATION OF MORPHINE AND ITS SUBSTITUTES AS ANALGESICSQ35446474
Autoradiographic comparison of the distribution of the neutral endopeptidase "enkephalinase" and of mu and delta opioid receptors in rat brainQ35593778
Expansion of the human mu-opioid receptor gene architecture: novel functional variantsQ33395205
Brain region-specific N-glycosylation and lipid rafts association of the rat mu opioid receptorQ33589637
Regulation of opioid receptor activitiesQ33601320
Molecular insights into mu opioid pharmacology: From the clinic to the benchQ33608286
The genetic mediation of individual differences in sensitivity to pain and its inhibitionQ33679576
The mu opiate receptor as a candidate gene for pain: polymorphisms, variations in expression, nociception, and opiate responsesQ33679584
Studies on mu and delta opioid receptor selectivity utilizing chimeric and site-mutagenized receptorsQ33679621
Removal of polysialylated neural cell adhesion molecule increases morphine analgesia and interferes with tolerance in miceQ33696971
Clinical guidelines for the use of chronic opioid therapy in chronic noncancer painQ33705809
Sigma 1 receptor modulation of G-protein-coupled receptor signaling: potentiation of opioid transduction independent from receptor bindingQ33754837
Sensory neuron-specific receptor activation elicits central and peripheral nociceptive effects in ratsQ33783377
Gene duplication and the uniqueness of vertebrate genomes circa 1970-1999.Q33794254
Antagonists of excitatory opioid receptor functions enhance morphine's analgesic potency and attenuate opioid tolerance/dependence liabilityQ33833026
How human neuroblastoma cells make morphineQ33854021
d-Methadone blocks morphine tolerance and N-methyl-D-aspartate-induced hyperalgesiaQ33859638
Functional dissociation of mu opioid receptor signaling and endocytosis: implications for the biology of opiate tolerance and addiction.Q33873664
Sex differences in thermal nociception and morphine antinociception in rodents depend on genotypeQ33899083
14-methoxymetopon, a potent opioid, induces no respiratory depression, less sedation, and less bradycardia than sufentanil in the dog.Q33902994
Supraspinal circuitry mediating opioid antinociception: antagonist and synergy studies in multiple sitesQ33917981
Urinary excretion of morphine and biosynthetic precursors in miceQ33929513
Molecular mechanisms and regulation of opioid receptor signalingQ33932163
Pain genes?: natural variation and transgenic mutantsQ33938663
Generation of the mu opioid receptor (MOR-1) protein by three new splice variants of the Oprm geneQ33950375
Receptor binding and analgesic properties of oxymorphazoneQ28262450
Evidence from opiate binding studies that heroin acts through its metabolitesQ28265798
Potentiation of opiate analgesia and apparent reversal of morphine tolerance by proglumideQ28270217
(D-Ala2)-Met-enkephalinamide: a potent, long-lasting synthetic pentapeptide analgesicQ28277920
Naltrindole, a highly selective and potent non-peptide delta opioid receptor antagonistQ28280800
Opioid-receptor mRNA expression in the rat CNS: anatomical and functional implicationsQ28287619
Cyclazocine revisitedQ28298711
The NMDA receptor antagonist MK-801 prevents long-lasting non-associative morphine tolerance in the ratQ28318962
Cloning and pharmacological characterization of a rat kappa opioid receptorQ28378330
Molecular cloning of a rat kappa opioid receptor reveals sequence similarities to the mu and delta opioid receptorsQ28378359
Molecular cloning and expression of a rat kappa opioid receptorQ28378362
Enhanced morphine analgesia in mice lacking beta-arrestin 2Q28504554
Formation of mu-/kappa-opioid receptor heterodimer is sex-dependent and mediates female-specific opioid analgesiaQ28568886
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STAT6 transcription factor binding sites with mismatches within the canonical 5'-TTC...GAA-3' motif involved in regulation of delta- and mu-opioid receptorsQ28570977
Regulation of mu-opioid receptor gene transcription by interleukin-4 and influence of an allelic variation within a STAT6 transcription factor binding siteQ28574561
Identification of three new alternatively spliced variants of the rat mu opioid receptor gene: dissociation of affinity and efficacyQ28583036
Opiate receptor knockout mice define mu receptor roles in endogenous nociceptive responses and morphine-induced analgesiaQ28585437
Mu-opioid receptor desensitization by beta-arrestin-2 determines morphine tolerance but not dependenceQ28590279
Potentiation of opioid analgesia in dopamine2 receptor knock-out mice: evidence for a tonically active anti-opioid systemQ28591665
G proteins and opioid receptor-mediated signallingQ28608943
Cellular and Molecular Mechanisms of PainQ29011961
The G-protein-coupled receptors in the human genome form five main families. Phylogenetic analysis, paralogon groups, and fingerprintsQ29547321
Attacking pain at its source: new perspectives on opioidsQ30047792
A Role for the Distal Carboxyl Tails in Generating the Novel Pharmacology and G Protein Activation Profile of   and   Opioid Receptor Hetero-oligomersQ30053100
Proenkephalin A gene products activate a new family of sensory neuron--specific GPCRsQ30674748
Differential gene expression--how to find new analgesic targetsQ30725850
The delta-opioid receptor: isolation of a cDNA by expression cloning and pharmacological characterizationQ30800519
Anatomical and functional correlation of the endomorphins with mu opioid receptor splice variantsQ30863898
Numerous groups of chromosomal regional paralogies strongly indicate two genome doublings at the root of the vertebratesQ30955958
A single nucleotide polymorphic mutation in the human mu-opioid receptor severely impairs receptor signalingQ31532158
Cloning and characterization of a mouse sigma1 receptor.Q32062674
Transport of opioids from the brain to the periphery by P-glycoprotein: peripheral actions of central drugsQ32063802
Cloning and structural analysis of the cDNA and the gene encoding the murine type 1 sigma receptorQ32152197
Characterizing exons 11 and 1 promoters of the mu opioid receptor (Oprm) gene in transgenic miceQ33263445
Differential binding domains of peptide and non-peptide ligands in the cloned rat kappa opioid receptor.Q38301577
cDNA cloning of an orphan opiate receptor gene family member and its splice variantQ38306401
Selective loss of delta opioid analgesia and binding by antisense oligodeoxynucleotides to a delta opioid receptorQ38309388
Blockade of U50,488H analgesia by antisense oligodeoxynucleotides to a kappa-opioid receptorQ38310421
Genomic variations and transcriptional regulation of the human mu-opioid receptor geneQ38311454
Purification and partial amino acid sequence of a mu opioid receptor from rat brainQ38313433
Cloning and pharmacological characterization of a rat mu opioid receptorQ38314662
The Role of Nuclear Factor κB in Tumor Necrosis Factor-Regulated Transcription of the Human μ-Opioid Receptor GeneQ38350256
Epigenetic programming of mu-opioid receptor gene in mouse brain is regulated by MeCP2 and Brg1 chromatin remodelling factorQ38352271
Identification of an octamer-1 transcription factor binding site in the promoter of the mouse mu-opioid receptor geneQ38352681
Differential blockade of opioid analgesia by antisense oligodeoxynucleotides directed against various G protein alpha subunitsQ38354944
"A new deal for the drug addict": the Addiction Research Center, Lexington, KentuckyQ38438179
Ontological development of opiate receptors in rodent brainQ38525152
The search for a nonaddicting analgesic: has it been worth it? The twenty-third Oscar B. Hunter Memorial Award in Therapeutics lectureQ39164380
Inhibition of specific opiate binding to synaptic membrane by cerebroside sulfataseQ39291602
Differentiation of opiate agonist and antagonist receptor binding by protein modifying reagentsQ39313497
When it comes to opiates, just say NO.Q39328240
Differential effects of protein-modifying reagents on receptor binding of opiate agonists and antagonistsQ39334684
Human opioid receptor A118G polymorphism affects intravenous patient-controlled analgesia morphine consumption after total abdominal hysterectomyQ39348026
Selective enhancement of [3H]opiate agonist binding by divalent cationsQ39363678
Oral opioid therapy for chronic peripheral and central neuropathic painQ39396590
Role of epidural and intrathecal narcotics and peptides in the management of cancer painQ39461766
BuprenorphineQ39494290
The pharmacokinetics of heroin in patients with chronic painQ39554417
Metkephamid and meperidine analgesia after episiotomyQ39558563
Increased stress and effectiveness of placebos and "active" drugsQ39597644
Agonists at the δ‐opioid receptor modify the binding of µ‐receptor agonists to the µ–δ receptor hetero‐oligomerQ39639691
Alternative splicing determines the post-endocytic sorting fate of G-protein-coupled receptorsQ39927610
In vivo receptor binding of the opiate partial agonist, buprenorphine, correlated with its agonistic and antagonistic actionsQ39930922
Relationships Between Stereostructure and Pharmacological ActivitiesQ39989756
Narcotic and narcotic antagonist analgesicsQ40010802
5 Analgesics and their Antagonists: Biochemical Aspects and Structure-Activity RelationshipsQ40028052
Stereochemical factors and receptor interactions associated with narcotic analgesicsQ40038342
Autoradiographic localization of opiate receptors in rat brain. I. Spinal cord and lower medullaQ40056714
Autoradiographic localization of opiate receptors in rat brain. II. The brain stemQ40077614
Carboxyl-terminal splicing of the rat mu opioid receptor modulates agonist-mediated internalization and receptor resensitization.Q41037609
Implication of the first and third extracellular loops of the mu-opioid receptor in the formation of the ligand binding site: a study using chimeric mu-opioid/angiotensin receptors.Q41046260
mu-Opioid receptor internalization: opiate drugs have differential effects on a conserved endocytic mechanism in vitro and in the mammalian brainQ41054132
Immunolocalization of two mu-opioid receptor isoforms (MOR1 and MOR1B) in the rat central nervous system.Q41065133
Transcription of the mouse mu-opioid receptor gene is regulated by two promotersQ41078375
Dual promoters of mouse mu-opioid receptor geneQ41109711
Loss of morphine-induced analgesia, reward effect and withdrawal symptoms in mice lacking the mu-opioid-receptor geneQ41157124
Morphine activates opioid receptors without causing their rapid internalizationQ41175884
Interaction of endogenous opioid peptides and other drugs with four kappa opioid binding sites in guinea pig brainQ41200323
Cloning and functional characterization through antisense mapping of a kappa 3-related opioid receptorQ41341119
Distribution and targeting of a mu-opioid receptor (MOR1) in brain and spinal cord.Q41348392
Characterization and distribution of a cloned rat mu-opioid receptor.Q41392554
Molecular cloning and tissue distribution of a putative member of the rat opioid receptor gene family that is not a mu, delta or kappa opioid receptor typeQ41460325
Molecular cloning, tissue distribution and chromosomal localization of a novel member of the opioid receptor gene familyQ41460331
Synthesis of the skeleton of the morphine molecule by mammalian liverQ41466253
Allosteric coupling between morphine and enkephalin receptors in vitro.Q41553878
Further evidence for an opioid receptor complexQ41557607
Biochemical and pharmacological evidence for opioid receptor multiplicity in the central nervous systemQ41558964
Localization to chromosome 10 of a locus influencing morphine analgesia in crosses derived from C57BL/ and DBA/2 strainsQ41680280
Spinal PKC activity and expression: role in tolerance produced by continuous spinal morphine infusionQ41732395
Antinociceptive effects of morphine-6-glucuronide in homozygous MDR1a P-glycoprotein knockout and in wildtype mice in the hotplate testQ41742888
The biosynthesis of papaverine proceeds via (S)-reticulineQ42001654
The action of morphine and related substances on contraction and on acetylcholine output of coaxially stimulated guinea-pig ileumQ42071850
Increased abundance of opioid receptor heteromers after chronic morphine administrationQ42081407
Dual effects of intrathecal BAM22 on nociceptive responses in acute and persistent pain--potential function of a novel receptorQ42102016
Cardiovascular properties of metkephamid, a delta opioid receptor agonist, in man.Q42204665
Naloxozone pretreatment modifies cardiorespiratory, temperature, and behavioral effects of morphineQ42246481
Morphine-6-glucuronide concentrations and opioid-related side effects: a survey in cancer patientsQ42277452
Inhibition by morphine of the release of acetylcholine from the intestine of the guinea-pigQ42366570
The effect of analgesic drugs on the release of acetylcholine from electrically stimulated guinea-pig ileumQ42372631
Developmental expression of the mu, kappa, and delta opioid receptor mRNAs in mouse.Q42452182
Agonist-induced mu opioid receptor phosphorylation and functional desensitization in rat thalamusQ42502880
Medullary mu and delta opioid receptors modulate mesencephalic morphine analgesia in ratsQ42503217
Single nucleotide polymorphisms in the human mu opioid receptor gene alter basal G protein coupling and calmodulin bindingQ42507483
Identification and characterization of a novel promoter of the mouse mu opioid receptor gene (Oprm) that generates eight splice variantsQ42526118
Differential mechanisms of morphine antinociceptive tolerance revealed in (beta)arrestin-2 knock-out mice.Q42528174
Analgesic tolerance to high-efficacy agonists but not to morphine is diminished in phosphorylation-deficient S375A μ-opioid receptor knock-in mice.Q42726520
The history of a public science: How the Addiction Research Center became the NIDA Intramural Research ProgramQ43162027
Discrimination by temperature of opiate agonist and antagonist receptor bindingQ43445977
Receptor binding and biological activity of the dermorphin analog Tyr-D-Arg(2)-Phe-Sar (TAPS).Q43562051
Autoradiographic distribution of mu1 and mu2 opioid binding in the mouse central nervous systemQ43607320
C-terminal splice variants of the mouse mu-opioid receptor differ in morphine-induced internalization and receptor resensitizationQ43612792
Molecular cloning and pharmacological characterization of the rat sigma1 receptorQ43659980
Synergistic analgesic interactions between the periaqueductal gray and the locus coeruleusQ43706438
Transcriptional regulation of the human mu opioid receptor (hMOR) gene: evidence of positive and negative cis-acting elements in the proximal promoter and presence of a distal promoterQ43708231
Differential in vivo internalization of MOR-1 and MOR-1C by morphineQ43745707
Analgesic synergy and improved motor function produced by combinations of mu-delta- and mu-kappa-opioidsQ43874302
Characterization of mu, kappa, and delta opioid binding in amphibian whole brain tissue homogenatesQ43926227
The sigma receptor as a ligand-regulated auxiliary potassium channel subunitQ43978439
Naltrindole 5'-isothiocyanate: a nonequilibrium, highly selective delta opioid receptor antagonistQ43993683
Kappa 3 receptors and levorphanol-induced analgesiaQ44029980
Dimerization of morphine and orphanin FQ/nociceptin receptors: generation of a novel opioid receptor subtypeQ44148511
Phylogenetic distribution of opiate receptor bindingQ44154247
Synergy between mu opioid ligands: evidence for functional interactions among mu opioid receptor subtypesQ44186035
Genetic dissociation of opiate tolerance and physical dependence in delta-opioid receptor-1 and preproenkephalin knock-out mice.Q44251953
The heritability of antinociception: common pharmacogenetic mediation of five neurochemically distinct analgesicsQ44285506
Relationship of spinal dynorphin neurons to delta-opioid receptors and estrogen receptor alpha: anatomical basis for ovarian sex steroid opioid antinociception.Q44328892
Retention of supraspinal delta-like analgesia and loss of morphine tolerance in delta opioid receptor knockout miceQ44330314
Enhanced analgesic potency and reduced tolerance of morphine in 129/SvEv mice: evidence for a deficiency in GM1 ganglioside-regulated excitatory opioid receptor functionsQ44330324
Presence and formation of codeine and morphine in the ratQ35612868
Genomic structure analysis of promoter sequence of a mouse mu opioid receptor geneQ35762035
Blockade of PDGFR-β activation eliminates morphine analgesic toleranceQ35812604
Transcriptional regulation of mouse mu opioid receptor gene in neuronal cells by poly(ADP-ribose) polymerase-1.Q35886645
Multiple opiate receptors: déjà vu all over againQ35908744
Pharmacogenetics and human molecular genetics of opiate and cocaine addictions and their treatmentsQ36056325
Neuronal nitric oxide synthase alternatively spliced forms: prominent functional localizations in the brainQ36086148
How individual sensitivity to opiates can be predicted by gene analysesQ36145129
Pharmacotherapy and pharmacogenetics of nicotine dependenceQ36213574
Direct coupling of opioid receptors to both stimulatory and inhibitory guanine nucleotide-binding proteins in F-11 neuroblastoma-sensory neuron hybrid cellsQ36213932
Search of the human proteome for endomorphin-1 and endomorphin-2 precursor proteins.Q36282529
Molecular forms of the putative enkephalin precursor BAM-12P in bovine adrenal, pituitary, and hypothalamusQ36287904
Opioid receptors from a lower vertebrate (Catostomus commersoni): sequence, pharmacology, coupling to a G-protein-gated inward-rectifying potassium channel (GIRK1), and evolution.Q36304802
Functionally differentiating two neuronal nitric oxide synthase isoforms through antisense mapping: evidence for opposing NO actions on morphine analgesia and toleranceQ36304967
Diversity and complexity of the mu opioid receptor gene: alternative pre-mRNA splicing and promotersQ36307818
Kappa opiate receptors localized by autoradiography to deep layers of cerebral cortex: relation to sedative effectsQ36312842
Pharmacogenetics of opioid receptors and addictionQ36339767
Blockade of tolerance to morphine but not to kappa opioids by a nitric oxide synthase inhibitorQ36341020
Opioid peptide-derived analgesicsQ36341669
Classification of multiple morphine and enkephalin binding sites in the central nervous systemQ36374248
Differentiation of delta and mu opiate receptor localizations by light microscopic autoradiographyQ36412585
Experimental artifacts and the analysis of ligand binding data: results of a computer simulationQ36597472
mu opiate receptor: cDNA cloning and expressionQ36641338
Molecular cloning and functional analysis of the rat mu opioid receptor gene promoterQ36671045
Cloning and characterization of the promoter region of the mouse μ opioid receptor geneQ36691121
Six highly active mu-selective opioid peptides identified from two synthetic combinatorial librariesQ36694071
Structure and chromosomal mapping of genes for the mouse kappa-opioid receptor and an opioid receptor homologue (MOR-C).Q36710182
Expression of two variants of the human mu opioid receptor mRNA in SK-N-SH cells and human brainQ36726539
The endomorphin system and its evolving neurophysiological roleQ36747911
cDNA cloning and regional distribution of a novel member of the opioid receptor family.Q36747990
Molecular cloning and in situ hybridization histochemistry for rat mu-opioid receptor.Q36750924
Molecular cloning and functional expression of a mu-opioid receptor from rat brain.Q36771913
Molecular mechanism of β-arrestin-biased agonism at seven-transmembrane receptorsQ36773326
The single nucleotide polymorphism A118G alters functional properties of the human mu opioid receptorQ40079119
Mechanisms of membrane-receptor regulation. Biochemical, physiological, and clinical insights derived from studies of the adrenergic receptorsQ40094154
Autoradiographic localization of opiate receptors in rat brain. III. The telencephalonQ40097547
Effects of exogenous and endogenous opiates on the hypothalamic--pituitary--gonadal axis in the maleQ40120253
Effects of perinatal 6-hydroxydopamine treatment on opiate receptor distribution in adult brainQ40128551
Evidence of endogenous mu opioid receptor regulation by epigenetic control of the promotersQ40142289
Clinical review of parenteral meptazinolQ40146781
Opiate binding to membrane preparations of neuroblastoma X glioma hybrid cells NG108-15: Effects of ions and nucleotidesQ40161278
Phospholipid changes in synaptic membranes by lipolytic enzymes and subsequent restoration of opiate binding with phosphatidylserineQ40169934
Guanine nucleotides differentiate agonist and antagonist interactions with opiate receptorsQ40172836
Evidence for the involvement of cerebroside sulfate in opiate receptor binding: Studies with Azure A and jimpy mutant miceQ40184780
Multiple opiate receptors. Enkephalins and morphine bind to receptors of different specificityQ40217403
Stress responsivity, addiction, and a functional variant of the human mu-opioid receptor geneQ40218031
Specific Nonopiate Receptors for β-EndorphinQ40248072
Indirect evidence for presynaptic location of opiate receptors on chemosensitive primary sensory neuronesQ40269813
The opioid ligand binding of human mu-opioid receptor is modulated by novel splice variants of the receptor.Q40297383
Receptor binding and pharmacological activity of opiates in the guinea-pig intestineQ40334374
Allelic expression imbalance of human mu opioid receptor (OPRM1) caused by variant A118G.Q40392922
A major species of mouse mu-opioid receptor mRNA and its promoter-dependent functional polyadenylation signalQ40425400
Transcriptional regulation of mouse mu opioid receptor gene: Sp3 isoforms (M1, M2) function as repressors in neuronal cells to regulate the mu opioid receptor gene.Q40460029
Heterodimerization of mu- and delta-opioid receptors occurs at the cell surface only and requires receptor-G protein interactions.Q40469699
Differential expression of mu-opioid receptor gene in CXBK and B6 mice by Sp1.Q40488383
Molecular biology and pharmacology of cloned opioid receptorsQ40517576
Neuron-restrictive silencer factor (NRSF) functions as a repressor in neuronal cells to regulate the mu opioid receptor geneQ40523640
Immunohistochemical study of the expression of exon11-containing mu opioid receptor variants in mouse brainQ40533852
Constitutive activation of the mu opioid receptor by mutation of D3.49(164), but not D3.32(147): D3.49(164) is critical for stabilization of the inactive form of the receptor and for its expression.Q40777582
A Nonpeptide Morphine-Like Compound: Immunocytochemical Localization in the Mouse BrainQ40842257
Comparative immunohistochemical distributions of carboxy terminus epitopes from the mu-opioid receptor splice variants MOR-1D, MOR-1 and MOR-1C in the mouse and rat CNS.Q40853885
Sigma receptor photolabeling and sigma receptor-mediated modulation of potassium channels in tumor cellsQ40947540
Controlling the pain of cancerQ41029166
A chimeric analysis of the opioid receptor domains critical for the binding selectivity of mu opioid ligandsQ44345890
Antinociceptive effect of buprenorphine in mu1-opioid receptor deficient CXBK miceQ44345988
Association of functional opioid receptor genotypes with alcohol dependence in KoreansQ44346071
Autoradiographic analysis of mu1, mu2, and delta opioid binding in the central nervous system of C57BL/6BY and CXBK (opioid receptor-deficient) miceQ44346460
Enhanced kappa-opioid receptor-mediated analgesia by antisense targeting the sigma1 receptorQ44346672
Dimerization of the delta opioid receptor: implication for a role in receptor internalizationQ44347088
Opioid agonist and antagonist bivalent ligands. The relationship between spacer length and selectivity at multiple opioid receptorsQ44347161
Increased attributable risk related to a functional mu-opioid receptor gene polymorphism in association with alcohol dependence in central SwedenQ44347200
A polymorphism of the mu-opioid receptor gene (OPRM1) and sensitivity to the effects of alcohol in humansQ44347594
Opioid supraspinal analgesic synergy between the amygdala and periaqueductal gray in ratsQ44347964
Autoradiographic differentiation of mu, delta, and kappa opioid receptors in the rat forebrain and midbrain.Q44348080
mu Opioid receptor knockout in mice: effects on ligand-induced analgesia and morphine lethalityQ44348420
Facilitation of μ-opioid receptor activity by preventing δ-opioid receptor-mediated codegradation.Q44348937
Delta opioid receptor enhancement of mu opioid receptor-induced antinociception in spinal cordQ44348974
Fentanyl and its analogs desensitize the cloned mu opioid receptor.Q44348979
Association of polymorphisms in nicotinic acetylcholine receptor alpha 4 subunit gene (CHRNA4), mu-opioid receptor gene (OPRM1), and ethanol-metabolizing enzyme genes with alcoholism in Korean patientsQ44349048
Identification of four novel exon 5 splice variants of the mouse mu-opioid receptor gene: functional consequences of C-terminal splicingQ44349269
The human mu opioid receptor gene: 5' regulatory and intronic sequencesQ44349281
Mu and kappa opioid receptors in periaqueductal gray and rostral ventromedial medullaQ44349292
DAMGO recognizes four residues in the third extracellular loop to discriminate between mu- and kappa-opioid receptorsQ44349592
Opioid receptor gene expression in the rat brain during ontogeny, with special reference to the mesostriatal system: an in situ hybridization studyQ44349867
Differences in delta opioid receptor antinociception, binding, and mRNA levels between BALB/c and CXBK miceQ44349886
No heroin or morphine 6beta-glucuronide analgesia in mu-opioid receptor knockout miceQ44350077
Transcriptional regulation of mouse mu-opioid receptor geneQ44350146
Characterization of the 3' untranslated region of the human mu-opioid receptor (MOR-1) mRNA.Q44350206
The role of the mu(1) opioid receptor subtype in the regulation of prolactin and growth hormone secretion by Beta-endorphin in female rats: studies with naloxonazineQ44350655
Opioid peptide receptor studies, 11: involvement of Tyr148, Trp318 and His319 of the rat mu-opioid receptor in binding of mu-selective ligandsQ44351724
Functional role of the spatial proximity of Asp114(2.50) in TMH 2 and Asn332(7.49) in TMH 7 of the mu opioid receptorQ44351857
Expression of mu, kappa, and delta opioid receptor messenger RNA in the human CNS: a 33P in situ hybridization studyQ44352056
Meptazinol: a novel Mu-1 selective opioid analgesicQ44352354
ASP147 in the third transmembrane helix of the rat mu opioid receptor forms ion-pairing with morphine and naltrexoneQ44352419
Identification and characterization of three new alternatively spliced mu-opioid receptor isoforms.Q44352433
Opioid Receptors Undergo Axonal FlowQ44352616
A novel opioid receptor site directed alkylating agent with irreversible narcotic antagonistic and reversible agonistic activitiesQ44352732
Supraspinal and spinal delta(2) opioid receptor-mediated antinociceptive synergy is mediated by spinal alpha(2) adrenoceptorsQ44352873
Selective opioid delta agonists elicit antinociceptive supraspinal/spinal synergy in the rat.Q44352974
Ontogeny of opioid pharmacology and receptors: High and low affinity site differencesQ44352975
Mutation of human mu opioid receptor extracellular "disulfide cysteine" residues alters ligand binding but does not prevent receptor targeting to the cell plasma membraneQ44352984
Demonstration, characterization and localization of opioid binding sites in the midgut of the insectLeucophaea maderae (Blattaria)Q44353257
Specific μ2 opioid isoreceptor regulation of nigrostriatal neurons: in vivo evidence with naloxonazineQ44353461
Presence of a non-peptide morphine-like compound in human cerebrospinal fluidQ44395553
Differential sensitivities of mouse strains to morphine and [Dmt1]DALDA analgesiaQ44438207
Clinical experience of long-term treatment with epidural and intrathecal opioids--a nationwide surveyQ44447841
Analgesic Synergy Between Topical Morphine and Butamben in MiceQ44590528
Enhanced rewarding properties of morphine, but not cocaine, in beta(arrestin)-2 knock-out mice.Q44653385
The synergistic analgesic interactions between hydrocodone and ibuprofenQ44665999
Isolation, characterization and opiate activity of beta-endorphin from human pituitary glandsQ44803522
Pharmacological characterization of morphine-6 beta-glucuronide, a very potent morphine metabolite.Q44841016
Uptake of dihydromorphine-3H by synaptosomesQ44961544
The development of morphine tolerance and dependence is associated with translocation of protein kinase C.Q45080390
Isolation and expression of a novel alternatively spliced mu opioid receptor isoform, MOR-1F.Q44330378
A very high affinity opioid binding site in rat brain: demonstration by computer modeling.Q44330414
Intracisternal A-particle element in the 3' noncoding region of the mu-opioid receptor gene in CXBK mice: a new genetic mechanism underlying differences in opioid sensitivityQ44330465
Differential distribution in rat brain of mu opioid receptor carboxy terminal splice variants MOR-1C-like and MOR-1-like immunoreactivity: evidence for region-specific processingQ44330816
Antinociceptive interactions of opioid delta receptor agonists with morphine in mice: supra- and sub-additivityQ44330959
Immunohistochemical labeling of the mu opioid receptor carboxy terminal splice variant mMOR-1B4 in the mouse central nervous systemQ44331040
Editorial: peptide and peptidomimetic ligands of opioid receptorsQ44331447
Role for the C-terminus in agonist-induced mu opioid receptor phosphorylation and desensitizationQ44331716
Oligomerization of mu- and delta-opioid receptors. Generation of novel functional propertiesQ44331872
Selective opioid receptor agonist and antagonist displacement of [3H]naloxone binding in amphibian brain.Q44331916
Immunohistochemical localization of the carboxy terminus of the novel mu opioid receptor splice variant MOR-1C within the human spinal cordQ44332187
Chronic selective activation of excitatory opioid receptor functions in sensory neurons results in opioid 'dependence' without toleranceQ44332228
Interaction of opioid peptides and other drugs with multiple kappa receptors in rat and human brain. Evidence for species differencesQ44332263
Allelic variation S268P of the human mu-opioid receptor affects both desensitization and G protein coupling.Q44332395
Evidence for differential opioid mu 1- and mu 2-receptor-mediated regulation of heart rate in the conscious rat.Q44332586
The NMDA receptor antagonists, LY274614 and MK-801, and the nitric oxide synthase inhibitor, NG-nitro-L-arginine, attenuate analgesic tolerance to the mu-opioid morphine but not to kappa opioidsQ44332822
Cloning and expression of an isoform of the rat mu opioid receptor (rMOR1B) which differs in agonist induced desensitization from rMOR1.Q44332928
delta-Opioid receptor immunoreactivity: distribution in brainstem and spinal cord, and relationship to biogenic amines and enkephalinQ44332935
Selectivity of mu-opioid receptor determined by interfacial residues near third extracellular loopQ44332936
Double in situ hybridization study on coexistence of mu-, delta- and kappa-opioid receptor mRNAs with preprotachykinin A mRNA in the rat dorsal root gangliaQ44333074
Identification of three mouse mu-opioid receptor (MOR) gene (Oprm1) splice variants containing a newly identified alternatively spliced exon.Q44333140
CNS levels of mu opioid receptor (MOR-1) mRNA during chronic treatment with morphine or naltrexoneQ44333421
Circuitry linking opioid-sensitive nociceptive modulatory systems in periaqueductal gray and spinal cord with rostral ventromedial medullaQ44333502
Identification of the amino acid residues involved in selective agonist binding in the first extracellular loop of the δ‐ and μ‐opioid receptorsQ44333522
Quantitation of μ-opioid receptor (MOR-1) mRNA in selected regions of the rat CNSQ44333646
Differential antagonism of opioid delta antinociception by [D-Ala2,Leu5,Cys6]enkephalin and naltrindole 5'-isothiocyanate: evidence for delta receptor subtypesQ44333780
Sequence variability and candidate gene analysis in complex disease: association of mu opioid receptor gene variation with substance dependenceQ44333907
Selective blockage of delta opioid receptors prevents the development of morphine tolerance and dependence in miceQ44333988
Antisense mapping the MOR‐1 opioid receptor: evidence for alternative splicing and a novel morphine‐6β‐glucuronide receptorQ44334055
Immunohistochemical localization of the cloned μ opioid receptor in the rat CNSQ44334260
Genetic influences in opioid analgesic sensitivity in miceQ44334939
Chromosomal localization of opioid peptide and receptor genes in the mouseQ44335046
An antisense oligodeoxynucleotide to mu-opioid receptors inhibits mu-opioid receptor agonist-induced analgesia in ratsQ44335172
Gender effects and central opioid analgesiaQ44335218
Characterization of the murine mu opioid receptor geneQ44335341
Characterization of the cloned human mu opioid receptor.Q44335441
Mu and delta opioid synergy between the periaqueductal gray and the rostro-ventral medullaQ44336043
Mu, delta, and kappa opioid receptor mRNA expression in the rat CNS: an in situ hybridization studyQ44336066
Intracerebroventricular treatment with an antisense oligodeoxynucleotide to kappa-opioid receptors inhibited kappa-agonist-induced analgesia in ratsQ44336222
Antisense oligodeoxynucleotide to a delta-opioid receptor selectively blocks the spinal antinociception induced by delta-, but not mu- or kappa-opioid receptor agonists in the mouseQ44336744
Presynaptic localization of the carboxy-terminus epitopes of the mu opioid receptor splice variants MOR-1C and MOR-1D in the superficial laminae of the rat spinal cordQ44336857
Morphine-like drugs inhibit the stimulation of E prostaglandins of cyclic AMP formation by rat brain homogenateQ45188803
Autoradiographic evaluation of the intracerebral distribution of 3H-etorphine in the mouse brainQ45223987
FDA: No codeine after tonsillectomy for childrenQ45753888
Toward better pain control.Q45974355
Sigma-1 receptors are essential for capsaicin-induced mechanical hypersensitivity: studies with selective sigma-1 ligands and sigma-1 knockout mice.Q46046241
Autoradiographic localization of opiate κ-receptors in the guinea-pig brainQ46411966
Comparison of effects of chronic administration of naloxone and naloxonazine upon food intake and maintainance of body weight in ratsQ47182287
Pharmacological characterization of buprenorphine, a mixed agonist-antagonist with kappa 3 analgesiaQ47803503
Stereospecific interaction of opiate narcotics in binding of 3H-dihydromorphine to membranes of rat brainQ47929774
Role of mu 1-opiate receptors in supraspinal opiate analgesia: a microinjection studyQ48087419
Pharmacological characterization of morphine-6-sulfate and codeine-6-sulfateQ48088054
Potentiation of morphine-induced mechanical antinociception by σ₁ receptor inhibition: role of peripheral σ₁ receptors.Q48112821
Modulation of brainstem opiate analgesia in the rat by sigma 1 receptors: a microinjection studyQ48148180
Irreversible opiate agonists and antagonists: V. Hydrazone and acylhydrazone derivatives of naltrexoneQ48164459
Topical opioids in mice: analgesia and reversal of tolerance by a topical N-methyl-D-aspartate antagonist.Q48178126
Inhibition of opiate tolerance by non-competitive N-methyl-D-aspartate receptor antagonistsQ48191134
Blockade of morphine analgesia by an antisense oligodeoxynucleotide against the mu receptorQ48200149
Sex differences in supraspinal morphine analgesia are dependent on genotype.Q48205262
Children's deaths linked with postsurgical codeineQ48223212
More codeine fatalities after tonsillectomy in North American childrenQ48249814
Analysis of lamprey and hagfish genes reveals a complex history of gene duplications during early vertebrate evolutionQ48285597
Independent expression of two pharmacologically distinct supraspinal mu analgesic systems in genetically different mouse strainsQ48313634
Ontogenetic development of [3H]naloxone binding in rat brainQ48366271
Opiate receptor binding in primate spinal cord: distribution and changes after dorsal root sectionQ48370690
Differential antagonism by naltrindole-5'-isothiocyanate on [3H]DSLET and [3H]DPDPE binding to striatal slices of miceQ48380235
C fragment of lipotropin has a high affinity for brain opiate receptorsQ48392026
Genetic differences in morphine sensitivity, tolerance and withdrawal in ratsQ48394749
The contribution of the rostral ventromedial medulla to the antinociceptive effects of systemic morphine in restrained and unrestrained ratsQ48403354
Saturable binding of dihydromorphine and naloxone to rat brain tissue in vitroQ48443532
Opiate receptors in mice: Genetic differencesQ48445636
A peptide-like substance from pituitary that acts like morphine. I. IsolationQ48455187
Autoradiographic localization of the opiate receptor in rat brainQ48455214
A peptide-like substance from pituitary that acts like morphine. 2. Purification and propertiesQ48455254
An endogenous morphine-like factor in mammalian brainQ48455261
Search for an Endogenous Ligand for the Opiate ReceptorQ48461778
Identification of novel high affinity opiate receptor binding in rat brainQ48476166
Sites of morphine induced analgesia in the primate brain: relation to pain pathwaysQ48506616
Localization of opiate receptor binding in synaptic membranes of rat brainQ48564013
Opiate receptor binding: effects of enzymatic treatmentsQ48578272
Somatostatin analogs with affinity for opiate receptors in rat brain binding assayQ48583560
Opiate agonists and antagonists discriminated by receptor binding in brainQ48611095
Distribution of stereospecific binding of the potent narcotic analgesic etorphine in the human brain: predominance in the limbic systemQ48621260
Regional distribution of opiate receptor binding in monkey and human brainQ48624600
Tolerance to morphine analgesia: decreased multiplicative interaction between spinal and supraspinal sitesQ48634269
Localization in brain particulate fractions of narcotic analgesic drugs administered intracisternally to ratsQ48653267
New Methods for Characterization of Complex Receptor Systems Involving 3 or More Binding Sites: Application to Brain Opiate ReceptorsQ48698448
The Membrane Binding of Morphine, Diphenylhydantoin, and TetrahydrocannabinolQ48711513
Antisense mapping DOR-1 in mice: further support for delta receptor subtypesQ48730514
The d- and l-isomers of methadone bind to the non-competitive site on the N-methyl-D-aspartate (NMDA) receptor in rat forebrain and spinal cordQ48800235
Analgesic activity and central nervous system distribution of the optical isomers of pentazocine in the ratQ48820446
Multiple opiate receptor in human brain: an autoradiographic investigationQ48840881
mu Opiate receptor immunoreactivity in rat central nervous systemQ48873819
Uptake of morphine in particulate fractions from rat brainQ48876497
On the central sites for the antinociceptive action of morphine and fentanylQ48883196
Autoradiographic localization of kappa opiate receptors to deep layers of the cerebral cortex may explain unique sedative and analgesic effectsQ48896170
Morphine allosterically modulates the binding of [3H]leucine enkephalin to a particulate fraction of rat brainQ48946685
Morphine Tolerance, Physical Dependence, and Synthesis of Brain 5-HydroxytryptamineQ49118851
Studies on the Intracellular Distribution and Tissue Binding of Dihydromorphine-7,8-H3 in the RatQ51235697
Analgesic synergy between topical lidocaine and topical opioids.Q51374750
Different mu receptor subtypes mediate spinal and supraspinal analgesia in mice.Q51748873
Role of mu and delta receptors in the supraspinal and spinal analgesic effects of [D-Pen2, D-Pen5]enkephalin in the mouse.Q51791635
Epidural injections of bupivacaine, morphine, fentanyl, lofentanil, and DADL in chronically implanted rats: a pharmacologic and pathologic study.Q51817917
Pharmacokinetic aspects of spinal morphine analgesia.Q51849126
Inhibition of Morphine Tolerance and Dependence by the NMDA Receptor Antagonist MK-801Q52052445
MK-801 inhibits the development of morphine tolerance at spinal sites.Q52222289
An opiate-receptor gene family reunion.Q52271316
Quantitative trait loci mapping of three loci controlling morphine preference using inbred mouse strains.Q52272626
Evidence for the Neuropeptide Cholecystokinin as an Antagonist of Opiate AnalgesiaQ52282916
Pharmacologic basis for the increased sensitivity of the newborn rat to morphine.Q52284012
Targeted disruption of the neuronal nitric oxide synthase gene.Q52507290
Retention of heroin and morphine-6 beta-glucuronide analgesia in a new line of mice lacking exon 1 of MOR-1.Q52534596
A new series of potent analgesics: dextro 2:2-diphenyl-3-methyl-4-morpholino-butyrylpyrrolidine and related amides. I. Chemical structure and pharmacological activity.Q52774166
The analgesic effectiveness of nalorphine and nalorphine-morphine combinations in man.Q52777160
Novel receptor mechanisms for heroin and morphine-6 beta-glucuronide analgesia.Q53704453
A non-peptide morphine-like compound from brain.Q53949881
Ontogeny of opiate mechanisms in relation to the sequential development of neurons known to be components of the guinea pig's enteric nervous system.Q53961293
Synthetic and natural opiates interact with P-glycoprotein in multidrug-resistant cells.Q54235431
Irreversible opiate agonists and antagonists. III. Phenylhydrazone derivatives of naloxone and oxymorphone.Q54440894
Morphine-6-glucuronide, a potent mu agonist.Q54659247
One or two genetic loci mediate high opiate analgesia in selectively bred mice.Q54729949
Multiple opiate receptor sites on primary afferent fibresQ55062437
Cellular site of opiate dependence.Q55491038
EditorialQ56990784
Primary structure of human β-lipotropinQ59063086
Separation of morphine analgesia from physical dependence.Q64925884
The specificity of binding of the narcotic agonist etorphine in synaptic membranes of rat brain in vivoQ66684685
Different receptors mediate morphine-induced prolactin and growth hormone releaseQ67269131
Dissociation of morphine's analgesic and respiratory depressant actionsQ67275124
NG-nitro-L-arginine prevents morphine toleranceQ67575808
Lack of antinociceptive cross-tolerance between [D-Pen2, D-Pen5]enkephalin and [D-Ala2]deltorphin II in mice: evidence for delta receptor subtypesQ68247858
The opiate receptorQ68347936
Chemical characterization and regulation of endogenous morphine and codeine in the ratQ68825239
Mediation of anorexia by human recombinant tumor necrosis factor through a peripheral action in the ratQ69777332
Unidirectional analgesic cross-tolerance between morphine and levorphanol in the ratQ69829488
Differential blockade by naloxonazine of two mu opiate actions: analgesia and inhibition of gastrointestinal transitQ69835436
Studies in vivo with ICI 174864 and [D-Pen2, D-Pen5]enkephalinQ70087300
Attenuation and reversal of morphine tolerance by the competitive N-methyl-D-aspartate receptor antagonist, LY274614Q70602366
Analgesic Effect of Morphine GlucuronidesQ70653923
Demonstration and Characterization of Opiate Inhibition of the Striatal Adenylate CyclaseQ70800101
Differential genetic mediation of sensitivity to morphine in genetic models of opiate antinociception: influence of nociceptive assayQ71082615
Absence of cross-tolerance to heroin in morphine-tolerant miceQ71150038
(-)-Pentazocine analgesia in mice: interactions with a sigma receptor systemQ71489821
Sigma ligands indirectly modulate the NMDA receptor-ion channel complex on intact neuronal cells via sigma 1 siteQ71668817
Nitric oxide and opioid toleranceQ71676259
Analgesic activity of tricyclic antidepressantsQ71700789
Peripheral morphine analgesia: synergy with central sites and a target of morphine toleranceQ71804129
Multiplicative interaction between narcotic agonisms expressed at spinal and supraspinal sites of antinociceptive action as revealed by concurrent intrathecal and intracerebroventricular injections of morphineQ71851330
Rat strain differences in the potentiation of morphine-induced analgesia by stressQ72061429
Naloxazone, a long-acting opiate antagonist: effects on analgesia in intact animals and on opiate receptor binding in vitroQ72428161
Mechanisms of hormone receptor-effector coupling: the beta-adrenergic receptor and adenylate cyclaseQ72532326
Long-acting opiate agonists and antagonists: 14-hydroxydihydromorphinone hydrazonesQ72612035
Synergistic brainstem interactions for morphine analgesiaQ72636203
A New Concept on the Mode of Interaction of Narcotic Analgesics with ReceptorsQ72660536
Demonstration of stereospecific opiate binding in the nervous tissue of the marine mollusc Mytilus edulisQ72842282
Mu-opiate receptor binding is up-regulated in mice selectively bred for high stress-induced analgesiaQ72861462
Selective localization of different types of opiate receptors in hippocampus as revealed by in vitro autoradiographyQ72881997
Opiate receptor ontogeny and morphine-induced effects: Influence of chronic footshock stress in preweanling ratsQ72901748
Naloxazone irreversibly inhibits the high affinity binding of [125I]D-ala2-D-leu5-enkephalinQ72903604
Morphine in Cow and Human Milk: Could Dietary Morphine Constitute a Ligand for Specific Morphine (μ) Receptors?Q72904212
Strain differences in opiate receptors in mouse brainQ72911829
Ontogeny of opiate receptors in rat forebrain: visualization by in vitro autoradiographyQ72914391
Distribution of opiate receptors in the monkey brain: an autoradiographic studyQ72927530
Prolactin and growth hormone release by morphine in the rat: different receptor mechanismsQ72938128
Opiate, enkephalin, and endorphin analgesia: relations to a single subpopulation of opiate receptorsQ72946024
Synergistic antinociceptive interactions of morphine and clonidine in rats with nerve-ligation injuryQ73016085
Antisense mapping: assessing functional significance of genes and splice variantsQ73190576
Spinal analgesic activity of orphanin FQ/nociceptin and its fragmentsQ73195158
Increased brain P-glycoprotein in morphine tolerant ratsQ73426540
Synthetic analgesics: stereochemical considerationsQ73663111
Lack of morphine and enkephalin tolerance in 129/SvEv mice: evidence for a NMDA receptor defectQ74138281
Morphine antinociception is enhanced in mdr1a gene-deficient miceQ74216354
Analgesics and their antagonists: some steric and chemical considerations. I. The dissociation constants of some tertiary amines and synthetic analgesics, the conformations of methadone-type compoundsQ74258500
Analgesics and their antagonists: some steric and chemical considerations. II. The influence of the basic group on physico-chemical properties and the activity of methadone and thiambutene-type compoundsQ74258504
Analgesics and their antagonists: some steric and chemical considerations. III. The influence of the basic group on the biological responseQ74258509
Genetic variance in nociception and its relationship to the potency of morphine-induced analgesia in thermal and chemical testsQ74435399
Spinal antinociceptive synergism between morphine and clonidine persists in mice made acutely or chronically tolerant to morphineQ74459769
Inhibition of the peristaltic reflex of the isolated guinea-pig ileumQ74497983
Methadone analgesia in morphine-insensitive CXBK miceQ74828238
Acute morphine dependence in mice selectively-bred for high and low analgesiaQ77684360
CENTRAL NERVOUS SYSTEM DISTRIBUTION AND METABOLISM OF C-14-MORPHINE DURING MORPHINE-INDUCED FELINE MANIAQ78512387
Compounds Related to Pethidine--II. Mannich Bases Derived from Various Esters of 4-Carboxy-4-phenylpiperidine and AcetophenonesQ78784255
Narcotic antagonists as analgesicsQ79335988
On the contraction of muscle, chiefly in relation to the presence of ;receptive' substances: Part IV. The effect of curari and of some other substances on the nicotine response of the sartorius and gastrocnemius muscles of the frogQ80322201
Pain in Men Wounded in BattleQ81262005
The role of protein synthesis inhibition in the prevention of morphine toleranceQ95781298
P433issue4
P921main subjectopioidQ427523
P304page(s)1257-1317
P577publication date2013-09-27
P1433published inPharmacological ReviewsQ2085079
P1476titleMu opioids and their receptors: evolution of a concept
P478volume65