Aging. Biology and Behavior by James L McGaugh and Sara B. Kiesler (Eds.)

By James L McGaugh and Sara B. Kiesler (Eds.)

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Experimental variation of body temperature at different stages of the life-span in Drosophila shows that in early life temperature effects were minimal but became more important afterward (Maynard-Smith 1962). Liu and Walford (1975) found a similar result for fish. A decrease of 5-6°C for the South American annual fish of the Genus Cynolebias increased maximum life-span potential by 75100%. Moreover, retardation of the aging process is indicated by a decrease in the rate of collagen insolubility.

A. (1964) Patterns of Mammalian Reproduction, 2nd ed. : Cornell University Press. Birdsell, J. B. (1975) Human Evolution: An Introduction to the New Physical Anthropology, 2nd ed. Chicago: Rand McNally College Publishing Company. Bourne, G. H. (1973) Nonhuman Primates and Medical Research. New York: Academic Press. Bowden, D. M. (1979) Aging in Nonhuman Primates. New York: Van Nostrand Reinhold Co. Bowden, D. , and Jones, M. L. (1979) Aging research in nonhuman primates. Pp. 1-13 in D. M. , Aging in Nonhuman Primates.

Restricted nutrition has successfully lengthened life-span in a number of species, including rats, mice, guinea pig, fish, Daphnia, Drosophila, and the rotifers (Barrows 1972). Unfortunately, few long-lived mammalian species such as the dog have been studied, so it is not clear whether this method would work for the human being. Considering the general health problems and other unknowns associated with restrictednutrition life extension, it is not surprising that this method has not become popular for human beings.

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