having an affinity for stains containing chromium salts, indicating the presence of epinephrine or norepinephrine.
Origin of chromaffin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Staining a brownish yellow upon reaction with chromic salts. Used of certain cells in the medulla of the adrenal glands and in paraganglia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.