Term: primary islet endocrine cell
Name: primary islet
Synonyms: principal islet
Definition: The primary islet is the first islet to develop.
Ontology: Anatomy Ontology [ZFA:0005754]

Name: endocrine cell
Synonyms: endocrine cells
Definition: A cell of an endocrine gland, ductless glands that secrete substances which are released directly into the circulation and which influence metabolism and other body functions.
Ontology: Anatomy Ontology [ZFA:0009096]