Defective B cell responses in the absence of SH2D1A. by Morra, M, Barrington, R, Abadia-Molina, A, Okamoto, S, Julien, A, Gullo, C, Kalsy, A, Edwards, M, Chen, G, Spolski, R, Leonard, W, Huber, B, Borrow, P, Biron, C, Satoskar, A, Carroll, M, Terhorst, C