has_completed
lacks_part
lacks_plasma_membrane_part
precursor B cell
pre-B-II cell
A pre-B-II cell is a precursor B cell that expresses immunoglobulin mu heavy chain (IgHmu+), and lack expression of CD34, TdT, immunoglobulin kappa light chain and immunoglobulin lambda light chain.
BTO:0001133
CALOHA:TS-0819
cell
pre-B-II cell are also reportedly CD19-positive, CD22-positive, CD38-positive, CD45-positive, and CD48-positive.
pre-B-lymphocyte
pre-BII cell
immunoglobulin heavy chain V-D-J recombination
CD34 molecule
DNA nucleotidylexotransferase