Western blot analysis of cell lysates from 293-T cells transfected with plasmids encoding c-Cbl along with (lanes 3 and 6) and without Fyn (lanes 2 and 5), which were treated with calf intestinal phosphatase (CIP), using C0013-25 (Lysates provided by Dr. A.L. Reddi, laboratory of Dr. Hamid Band, Harvard University, Massachusetts.)