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leu enkephalin

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Leu enkephalin

[loo]
–noun (sometimes lowercase)
See under enkephalin.
Also, Leu-en⋅keph⋅a⋅lin.


Origin:
1975–80

en⋅keph⋅al⋅in

[en-kef-uh-lin]
–noun Biochemistry.
either of two pentapeptides that bind to morphine receptors in the central nervous system and have opioid properties of relatively short duration; one pentapeptide (Met enkephalin) has the amino acid sequence Tyr-Gly-Gly-Phe-Met and the other (Leu enkephalin) has the sequence Tyr-Gly-Gly-Phe-Leu.

Origin:
1970–75; < Gk enképhal(os) encephalon + -in 2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: en·keph·a·lin
Pronunciation: in-'kef-&-l&n, -(")lin
Function: noun
: either of two pentapeptides with opiate andanalgesic activity that occur naturally in the brain and have a marked affinity for opiate receptors: a : LEUCINE-ENKEPHALIN b : METHIONINE-ENKEPHALIN —compare ENDORPHIN
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

enkephalin en·keph·a·lin (ěn-kěf'ə-lĭn)
n.
Either of two closely related pentapeptides having opiate qualities and occurring especially in the brain and spinal cord.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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