The guanine-nucleotide exchange factor Vav is a crucial regulator of B cell receptor activation and B cell responses to nonrepetitive antigens. by Bachmann, M, Nitschke, L, Krawczyk, C, Tedford, K, Ohashi, P, Fischer, K, Penninger, J

The oncogene product Vav is a crucial regulator of primary cytotoxic T cell responses but has no apparent role in CD28-mediated co-stimulation. by Penninger, J, Fischer, K, Sasaki, T, Kozieradzki, I, Le, J, Tedford, K, Bachmaier, K, Ohashi, P, Bachmann, M