Also found in: Medical, Encyclopedia, Wikipedia.
Related to chromaffin: Chromaffin cells, chromaffin tissue


Readily stained with chromium salts: chromaffin cells of the adrenal medulla.

[German : Chrom, chromium (from French chrome; see chrome) + Latin affīnis, related; see affined.]


showing a brown colour when in the presence of chromic acid


(ˈkroʊ mə fɪn)

staining with chromium salts: indicates the presence of epinephrine or norepinephrine.
[< German chromaffine (1898) =Chrom chromium + Latin affinis inclined to; see affinity]
References in periodicals archive ?
(41.) Lazorthes Y, Sagen J, Sallerin B, Tkaczuk J et al, "Human Chromaffin Cell Graft into the CSF for Cancer Pain Management: A Prospective Phase II Clinical Study", Pain, 2000, Jul.; 87(1): 19-32.
The hypothesis is that bovine adrenal chromaffin cells express multiple subtypes that can be identified using receptor protection assays.
"Immortalized Chromaffin Cells for Chronic Pain After Spinal Cord Injury" Mary J.
Serotonin is present in large concentrations in the chromaffin tissues of the intestine and other abdominal structures.
SCG neurons are lineally related to adrenal medullary chromaffin cells, i.e.
Nav1.7 sodium channel-induced Ca2+ influx decreases tau phosphorylation via glycogen synthase kinase-3beta in adrenal chromaffin cells.
A patch clamp study of the nicotinic acetylcholine receptor of bovine adrenomedullary chromaffin cells in culture.
Pheochromocytoma is a rare neoplasm arising from chromaffin cells in the adrenal medulla and is characterized by increased catecholamine synthesis and release.
Radiation, chemotherapy and other toxins release 5-HT from chromaffin cells in the gut, which stimulates vagal afferents -a process inhibited by the 5-H[T.sub.3] antagonist antiemetics.
These tumors arise in the chromaffin cells of the adrenal medulla, although they could arise extra-adrenally as well.
Pheochromocytoma (PHEO; MIM #171300) is a rare neuroendocrine tumor of chromaffin cells originating in the adrenal medulla, whereas paragangliomas (PGLs; MIM #168000) are even rarer tumors arising in the paraganglia along the parasympathetic and sympathetic chains [1].
Nicotine promotes release of Epinephrine from adrenal gland and other chromaffin tissue and norepinephrine from hypothalamus and adrenergic synapses.