Term Name:	transitional one stage B cell differentiation
Synonyms:	T1 stage B cell differentiation, transitional one stage B cell development, transitional one stage B lymphocyte differentiation, transitional one stage B-cell differentiation, transitional one stage B-lymphocyte differentiation
Definition:	The process in which immature B cells from the bone marrow acquire the specialized features of T1 stage B cells in the spleen. T1 stage B cells do not express either CD23 or CD21.
Ontology:	GO: Biological Process [GO:0002333]    QuickGO    AmiGO