Lexic.us

Definition of Endorphin

1. Noun. A neurochemical occurring naturally in the brain and having analgesic properties.

Definition of Endorphin

1. Noun. (biochemistry) Any of a group of peptide hormones found in the brain that act as neurotransmitters and have properties similar to morphine. ¹

¹ Source: wiktionary.com

Definition of Endorphin

1. [n -S]

Medical Definition of Endorphin

1. Any of several morphine-like peptides naturally produced in the brain which bind to certain neuron receptors and have the effect of diminishing pain. Released in response to neurotransmitters and rapidly inactived by peptidases. Physiological responses to endorphins include analgesia and sedation. (09 Oct 1997)

Lexicographical Neighbors of Endorphin

Literary usage of Endorphin

Below you will find example usage of this term as found in modern and/or classical literature:

1. Stress, Gender, and Alcohol-Seeking Behavior edited by Walter A. Hunt, Sam Zakhari (1996)
"Keith, LD; Crabbe, JC; Robertson, LM; and Kendall, JW Ethanol stimulated endorphin and corticotropin secretion in vitro. Brain Res 367:222-229, 1986. ..."

2. Drug Abuse and Drug Abuse Research (1991): The Third Triennial Report to edited by MaryLouise Embrey, Christine R. Hartel (1999)
"During cycles of heroin addiction, levels of beta-endorphin may be suppressed and such a beta-endorphin effect might be reduced. During steady dose chronic ..."

3. Problems of Drug Dependence: Proceedings of the 58th Annual Scientific Meeting by Louie S. Harrie (1999)
"Endogenous opioid peptides, such as ß-endorphin, have been reported to modulate T cell function through opioid and non-opioid receptors (Shahabi et al. ..."

4. Reviews in Environmental Health (1998): Toxicological Defense Mechanics edited by Gary E. R. Hook, George W. Lucier (2000)
"Chemical and stress overload (using a combination of formaldehyde, air pollutants, anxiety, benzene, alkylphenol novolac resin, and anger) ß-endorphin. ..."

5. Health Consequences of Smoking: Nicotine Addiction a Report of the Surgeon by C. Everett Koop, M.D., DIANE Publishing Company (1988)
"Using an isolated perfused mouse brain preparation, Marty and coworkers (1985) demonstrated that nicotine stimulates secretion of |3-endorphin and ACTH in a ..."

6. A Lifelong Passion: Nicholas and Alexandra: Their Own Story by Andrei Maylunas (2005)
"The 0.022 mg/kg dose, the highest dose that did not produce conditioned taste aversion in Experiment 1, did not significantly increase plasma beta-endorphin ..."

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