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Pronunciation varies by accent · noun
(biochemistry) An endogenous opioid peptide neurotransmitter found naturally in many parts of the animal and human body; one of the two forms of enkephalin (the other being leuenkephalin).
PRO, an endogenous opioid itself, is also the precursor of the opiate neuropeptides metenkephalin and leuenkephalin.
Use metenkephalin when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Metenkephalin means (biochemistry) An endogenous opioid peptide neurotransmitter found naturally in many parts of the animal and human body; one of the two forms of enkephalin (the other being leuenkephalin).
Common synonyms include OGF, opioid growth factor.
The opposite depends on the specific sense.
PRO, an endogenous opioid itself, is also the precursor of the opiate neuropeptides metenkephalin and leuenkephalin.
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