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Designation for a group of cells in different organs secreting polypeptide hormones or neurotransmitters. Cells in this group have certain biochemical characteristics in common, the first letters of which form the acronym that designates the group; they contain amines, such as catecholamine and 5-hydroxytryptamine, take up precursors of these amines in vivo, and contain amino-acid decarboxylase.
Synonym(s): DNES cells
[amine precursor uptake, and decarboxylation]
Farlex Partner Medical Dictionary © Farlex 2012
APUD, APUD cells (ap'ŭd, selz)
Designation for cells in various organs secreting polypeptide hormones. Cells in this group have certain biochemical characteristics in common: they contain amines, such as catecholamine and 5-hydroxytryptamine; take up precursors of these amines in vivo; and contain amino acid decarboxylase.
[amine precursor uptake, decarboxylase]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
APUDAcronyn for amine precursor uptake (and) decarboxylation.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005