Results 91 to 100 of about 72,155 (213)

Biochemical pharmacology of the positive allosteric modulation of the GABAb receptor "in Vitro" and "in Vivo" [PDF]

open access: yes, 2007
Allosteric modulators of G-protein coupled receptors (GPCRs) interact with binding sites on the receptor molecule that are topographically distinct from the classic orthosteric site.
Gjoni, Tina
core   +1 more source

Exploring the role of mu opioid receptor (OPRM1) and CYP2B6 gene variations for methadone pharmacogenomics. Can these variations be used to advance toxicological interpretation post-mortem?. [PDF]

open access: yes
Methadone is increasingly involved in drug overdose cases and the molecular actions of the drug in vivo are largely unknown requiring elucidation. This study set out to examine the relationship between methadone toxicity and CYP2B6 and mu (μ) opioid ...
Bunten, Hannah
core  

Determination of mitragynine bound opioid receptors [PDF]

open access: yes, 2010
Mitragyna Speciosa Korth from Rubiaceae family is a tropical plant indigenous to Southeast Asia particularly in Thailand, Peninsular of Malaysia and Indonesia.
Adzhar, Muhammad Farhan   +5 more
core  

Blockade of non-opioid excitatory effects of spinal Dynorphin A at bradykinin receptors [PDF]

open access: yes, 2015
Dynorphin A (Dyn A) is an endogenous opioid peptide that produces neuroinhibitory (antinociceptive) effects via m, d, and k opioid receptors. However, under chronic pain conditions, up-regulated spinal Dyn A can also interact with bradykinin receptors ...
Yeon Sun Lee, Sara M Hall, Cyf Ramos-Colon, Michael Remesic, David Rankin, Todd W Vanderah, Frank Porreca, Josephine Lai, Victor J Hruby
core   +1 more source

The opioid placebo analgesia is mediated exclusively through mu-opioid receptor in rat [PDF]

open access: yes, 2013
Placebo analgesia is one of the most robust and best-studied placebo effects. Recent researches suggest that placebo analgesia activated the m-opioid receptor signalling in the human brain.
Zhang, Wen-Cai   +3 more
core  

Selective targeting of mu opioid receptors to primary cilia

open access: yesCell Reports
Summary: Opioid receptors are therapeutically important G protein-coupled receptors (GPCRs) with diverse neuromodulatory effects. The functional consequences of opioid receptor activation are known to depend on receptor location in the plasma membrane ...
Rita R. Fagan   +5 more
doaj   +1 more source

Regulation of c-jun n-terminal kinases by opioid receptors [PDF]

open access: yes, 2002
In mammals, the G protein-coupled opioid receptors are mainly expressed in the central nervous system, and early pharmacological studies on immunocytes indicate that the classical δ-, μ- and κ-opioid receptors are also present in platelets, lymphocytes ...
Kam, Yuet Fong
core  

Molecular Aspects of Opioid Receptors and Opioid Receptor Painkillers

open access: yes, 2012
The unpleasant sensation of pain is experienced by all human beings at a given point in life. When pain gets severe and/or chronic it requires medical treatment. For over a thousand years, opioid agonists have been employed therapeutically to treat pain, with the first reports of such use involving the alkaloid morphine dated to the second century B.C.(
Austin B., Karina Martinez-Mayorg
openaire   +2 more sources

Delta opioid receptor involvement in endocrine pathophysiology [PDF]

open access: yes, 1992
A comprehensive review of delta-opioid receptors involvement in endocrine ...
MARGUTTI, Angelo   +8 more
core  

Differential Pharmacological Actions of Methadone and Buprenorphine in Human Embryonic Kidney 293 Cells Coexpressing Human Mu-Opioid and Opioid Receptor-Like 1 Receptors [PDF]

open access: yes, 2012
Methadone and buprenorphine are used in maintenance therapy for heroin addicts. In this study, we compared their effects on adenylate cyclase (AC ) activity in human embryonic kidney (HEK) 293 cells stably overexpressing human mu-opioid receptor (MOR ...
LEE, CYNTHIA WEI-SHENG;YAN, JIA-YING;CHIANG, YAO- CHANG;HUNG, TSAI-WEI;WANG, HUNG-LI;CHIOU, LIH- CHU;HO, ING-KANG   +1 more
core  

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