part_of
part of
part of
has part
has part
has_part
characteristic of
has modifier
precursor B cell
absent pre-B cells
MP:0000238
absence of the cells in the B lymphocyte lineage that have undergone VDJ rearrangement of the immunoglobulin heavy chain and are in the process of V-J rearrangement of the light chain: these cells express mu heavy chain on the cell surface
Absence of pre-B cell
absence of pre-B cell
Loss of pre-B cell
MPheno.ontology
deficiency of pre-B cells
MP:0000349
loss of pre-B cell
decreased pre-B cell number
abnormal
absent
immune system