Lectures in Medical Psychology

dietary fatty acids) in the production of irreversibly cross-linked proteins and nucleic acids. A number of testable hypotheses emerge (e.g. the effects of caloric overabundance on rate of cross-linking); these turn out to be stimulating for serious laboratory and clinical investigators. The major difficulty with this book is that too little is known about aging to permit real integration of existing information into a single monograph. Different chapter authors, as usual, accentuate this problem. The lipids chapter does not contain a great deal of important work reported after 1964 (of approximately 130 references, only three are from 1965 and none from 1966 and after). Connective tissue received about twice the space of each of the remaining chapters (no references after 1965). Bjorksten's chapter, however, stands independently, and is reason enough to read the book (many recent references). There isn't much in this book to apply to the management of patients, but there are plentiful data and hypotheses.