Editing a book of this nature was a simultaneously exhilarating and frightening experience. It was exhilarating to draw from cell biologists, biochemists, and molecular biologists, as well as those dermatologists, pathologists, and pul monologists who are cell biologists at heart, to author chapters. At the same time, it was frightening to ask such busy investigators to devote their precious time to writing chapters that summarize not just their own endeavors but their entire area of expertise. However, the authors assuaged our fears by enthusi astically accepting the proposal to write on...

'Provides comprehensive detail on the various aspects of particular molecules involved in the phases of injury and repair and the cellular movements and processes....This is an excellent reference book for libraries serving biology and health science clientele and for workers in this field of research.' -American Scientist, from a review of the First Edition All chapters of this second edition have been completely revised and expanded-especially the chapters on growth factors and extracellular matrix molecules. New chapters discuss provisional matrix proteins, extracellular...