This book presents essential information on the use of the immunodeficient C.B.-17 SCID/SCID mouse for studying human hematopoiesis in vivo. Because of the lack of both humoral and cellular immunity, this mouse can be a unique host for implantation of human hematopoietic tissue using different methods. In the first section, in vivo development of human hematopoietic stem cells and differentiation of human T cells are described. In addition, the effects of growth factors and toxic agents of human hematopoiesis are described. The second section contains chapters in which the human immune...