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Medical Term:

granular endoplasmic reticulum


endoplasmic reticulum in which ribosomes are located on the cytoplasmic surface of the cisternae; involved in the synthesis of protein destined to be transported via membrane-bound vesicles to the extracellular space.

Synonym(s): chromidial substance, ergastoplasm, rough-surfaced endoplasmic reticulum

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.