Downstream of the pre-BCR, SYK (spleen tyrosine kinase) has a central role in the activation of pathways that regulate the proliferation and differentiation of pre-B cells. In the context of ...

The (a) intestine, (b) esophagus and (c) stomach are shown. Quiescent stem cells (d) through asymmetric division probably give rise to more rapidly dividing active stem cells, which then produce ...

When cells express specific genes that characterise a certain type of cell we say that a cell has become differentiated. Once a cell becomes differentiated it only expresses the genes that produce ...