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definitions

APUD cell

[ā′pəd]
n.
  1. A cell capable of amine precursor uptake and decarboxylation and of synthesizing and secreting polypeptide hormones.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.