Experimentally B cell progenitors do not tolerate constitutive expression of E2a-Pbx1 which contrasts with transformation of several other cell types following its stable expression both in vitro and in vivo .
experimentally b cell progenitors do not tolerate constitutive expression of e2a-pbx1 which contrasts with transformation of several other cell types following its stable expression both in vitro and in vivo .
O B-cell_type I-cell_type I-cell_type O O O O O O B-protein_molecule O O O O O O O O O O O O O O O O O O O O