noun, (sometimes lowercase)
See under .
[en-kef-uh-lin] /ɛnˈkɛf ə lɪn/
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.
a chemical occurring in the brain, having effects similar to those of morphine See also endorphin
enkephalin en·keph·a·lin (ěn-kěf’ə-lĭn)
Either of two closely related pentapeptides having opiate qualities and occurring especially in the brain and spinal cord.
1. variant of before a vowel. leuk- pref. Variant of leuko-.
/luːˈkiːmɪə/ noun 1. an acute or chronic disease characterized by a gross proliferation of leucocytes, which crowd into the bone marrow, spleen, lymph nodes, etc, and suppress the blood-forming apparatus n. alternative spelling of leukemia.
leukapheresis leu·ka·phe·re·sis (lōō’kə-fə-rē’sĭs) n. The removal of a quantity of white blood cells from the blood of a donor with the remaining portions of the blood retransfused into the donor.
[loo-kuh s] /ˈlu kəs/ noun 1. . /ˈluːkəs/ noun 1. another name for Levkás