About the Cover
Cover image

On the cover: Human B-lymphocyte precursors develop in the bone marrow proliferating at specific stages. The immunohistochemistry image shows resting and proliferating (Ki67+, brown) CD10+ (red) common lymphocyte progenitors and B cell precursors in human bone marrow. Kraus, H., S. Kaiser, K. Aumann, P. Bönelt, U. Salzer, D. Vestweber, M. Erlacher, M. Kunze, M. Burger, K. Pieper, H. Sic, A. Rolink, H. Eibel, and M. Rizzi. 2014. A feeder-free differentiation system identifies autonomously proliferating B cell precursors in human bone marrow. J. Immunol. 192: 1044–1054.