10 August 2010
Vol 3, Issue 134

About The Cover

Cover image expansion

Online Cover This week's issue features a Research Article that describes the contributions of individual phosphatidylinositol 3-kinase (PI3K) isoforms to antigen-dependent and antigen-independent B cell receptor signaling. The image shows CD4+ T cells (blue) and two types of B cells (red and green) in the mouse spleen, the site of B cell development. [Image: Fabien Garcon, Laboratory of Lymphocyte Signalling and Development, Babraham Institute, Cambridge, UK]