Term Name:	B-1 B cell differentiation
Synonyms:	B-1 B cell development, B-1 B lymphocyte differentiation, B-1 B-cell differentiation, B-1 B-lymphocyte differentiation
Definition:	The process in which a hemopoietic stem cell acquires the specialized features of a B-1 B cell. B-1 B cells are a distinct subset of B cells characterized as being CD5 positive, found predominantly in the peritoneum, pleural cavities, and spleen, and enriched for self-reactivity.
Ontology:	GO: Biological Process [GO:0001923]    QuickGO    AmiGO