Mammalian B lymphocyte precursors.
D000818:Animals; D000954:Antigens, Surface; D001402:B-Lymphocytes / Q000166:cytology / Q000276:immunology*; D002454:Cell Differentiation; D002455:Cell Division; D002462:Cell Membrane / Q000276:immunology; D006412:Hematopoietic Stem Cells / Q000166:cytology / Q000276:immunology*; D006801:Humans; D007700:Kinetics; D051379:Mice; D011947:Receptors, Antigen, B-Cell
D000954:Antigens, Surface; D011947:Receptors, Antigen, B-Cell