Results 11 to 20 of about 1,366,906 (203)

Immunohistochemical studies on the gastrointestinal tract using antisera to Met-enkephalin and Met-enkephalin Arg6Phe7. [PDF]

open access: yesJournal of Histochemistry & Cytochemistry, 1983
Antisera specific for the C-terminus of Met-enkephalin and two of its variants isolated from adrenal medulla and brain, namely Met-enk Arg6 and Met-enk Arg6Phe7, have been used in immunohistochemical studies of the gastrointestinal tract in rat, mouse and guinea pig.
A J, Bu'Lock, C, Vaillant, G J, Dockray
openaire   +3 more sources

Smoking Abstinence Elicits Hyperalgesia: Neural Mechanism, Clinical Implications, and Pharmacological Managements. [PDF]

open access: yesCNS Neurosci Ther
The cycle between nicotine use and pain modulation. Cigarette smoking leads to nicotine entering the body, which binds to nicotinic acetylcholine receptors (nAChRs) in the brain, triggering the release of different neurotransmitters, including dopamine (DA), norepinephrine (NE), serotonin (5‐HT), and GABA.
Hu SS, Zhang CF, Lkhagvasuren B, Wang D.
europepmc   +2 more sources

Exploiting the angiotensin-converting enzyme pathway to augment endogenous opioid signaling. [PDF]

open access: yesCommun Biol
Angiotensin Converting Enzyme (ACE) impacts hemodynamics by regulating the conversion of angiotensin I to the vasoconstricting angiotensin II. We recently identified a non-canonical central role of ACE in the degradation of enkephalin heptapeptide, Met ...
Dobariya P   +4 more
europepmc   +2 more sources

Theoretical conformational analysis of met‐enkephalin [PDF]

open access: yesFEBS Letters, 1977
Two pentapeptides, enkephalins (H-Tyr-Gly- Gly-Phe-X-OH, X = Met or Leu), have recently been isolated from mammalian brain [ 11. Subsequent investigations have mainly concentrated on Met- enkephalin which is synonymous with enkephalin in the present paper. It was assumed on the basis of physiological experiments that enkephalin is the endogenous ligand
De Coen, Jean-Louis   +2 more
openaire   +4 more sources

Increased Serum Met-enkephalin Level in Patients with Intrahepatic Cholestasis of Pregnancy

open access: yesBagcilar Medical Bulletin, 2022
Objective:To evaluate met-enkephalin levels in women with intrahepatic cholestasis of pregnancy (ICP) by comparison to healthy controls and to compare the pregnancy outcomes.Method:This cross-sectional study was conducted in 43 pregnant women with ICP ...
Sema Süzen Çaypınar, Murat Ekin
doaj   +1 more source

Exposure to exogenous enkephalins disrupts reproductive development in the Eastern lubber grasshopper, Romalea microptera (Insecta: Orthoptera). [PDF]

open access: yesPLoS ONE, 2012
Enkephalins play a major role in reproductive physiology in crustaceans; however their role in reproductive development in insects is largely unknown. We investigated the effect of exposure to exogenous leucine-enkephalin (Leu-Enk), methionine-enkephalin
Sandeep Kumar   +4 more
doaj   +1 more source

Opioid mediated activity and expression of mu and delta opioid receptors in isolated human term non-laboring myometrium [PDF]

open access: yes, 2013
The existence of opioid receptors in mammalian myometrial tissue is now widely accepted. Previously enkephalin degrading enzymes have been shown to be elevated in pregnant rat uterus and a met-enkephalin analogue has been shown to alter spontaneous ...
McMorrow, Jason P.   +5 more
core   +1 more source

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