Term: chondroblast endoplasmic reticulum cisternal network
Name: chondroblast
Synonyms: chondroblasts
Definition: Skeletogenic cell that is typically non-terminally differentiated, secretes an avascular, GAG rich matrix; is not buried in cartilage tissue matrix, retains the ability to divide, located adjacent to cartilage tissue (including within the perichondrium).
Ontology: Anatomy Ontology [ZFA:0009027]

Name: endoplasmic reticulum cisternal network
Synonyms: ER cisternal network
Definition: A subcompartment of the endoplasmic reticulum consisting of flattened, disc-shaped domains known as cisternae. These are typically found close to the nucleus and are generally more prominent in secretory cells.
Ontology: GO: Cellular Component [GO:0071781]    QuickGO    AmiGO