lymphocyte differentiation
B cell differentiation
B-lymphocyte differentiation
B cell development
The process in which a precursor cell type acquires the specialized features of a B cell. A B cell is a lymphocyte of B lineage with the phenotype CD19-positive and capable of B cell mediated immunity.
B lymphocyte differentiation
GO:0042115
Note that immunologists typically use the word 'development' to refer to cells of B or T cell lineages undergoing the process that GO describes as 'cell differentiation'.
biological_process
B-cell differentiation
GO:0030183
B cell activation