Offers comprehensive coverage of all known CD molecules based on the results of the latest Human Leukocyte Differentiation Antigen (HLDA) Workshops. It begins with an historical introduction, followed by a concise summary of the structure, function, and applications in research, diagnosis and therapy. Next, overviews for each section discuss latest developments, methodologies, and conclusions. The core chapters then offer one-page CD summaries in a standardized format. The summaries present salient features for each molecule, including its structure (accompanied by a diagram), cell and tissue distribution, function, clinical applications, available reagents, and sources for additional information.