Term: iridophore pigment granule
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
Name: iridophore
Synonyms: iridocyte, iridosome
Definition: A pigment cell derived from the neural crest. The cell contains flat light-reflecting platelets, probably of guanine, in stacks called reflecting platets or iridisomes. The color-generating components produce a silver, gold, or iridescent color.
Ontology: Anatomy Ontology [ZFA:0009199]
Name: pigment granule
Synonyms:
Definition: A small, subcellular membrane-bounded vesicle containing pigment and/or pigment precursor molecules. Pigment granule biogenesis is poorly understood, as pigment granules are derived from multiple sources including the endoplasmic reticulum, coated vesicles, lysosomes, and endosomes.
Ontology: GO: Cellular Component [GO:0048770]    QuickGO    AmiGO