DNA fingerprints of pollution’s touch
DNA fingerprinting of the leaves of wild raspberry plants revealed that plants watered by toxic seeps had less genetic diversity that those growing in adjacent clean sites.
References:
Keane, B., M.K. Smith, and S.H. Rogstad. 1998. Genetic variation in red raspberries (Rubus idaeus L.; rosaceae) from sites differing in organic pollutants compared with synthetic tandem repeat DNA probes. Environmental Toxicology and Chemistry 17(October):2027.
Further Readings:
Fackelmann, K.A. 1994. Beyond the genome. Science News 146(Nov. 5):298.
Lipkin, R. 1993. DNA and pulsar research win 1993 Nobels. Science News 144(Oct. 23):262.
Mlot, C. 1997. Population diversity crowds the ark. Science News 152(Oct. 25):260.
Pennisi, E. 1994. Biodiversity helps keep ecosystems healthy. Science News 145(Feb. 5):84.
Sources:
Steven H. Rogstad
University of Cincinnati
Department of Biological Sciences ML6
Cincinnati, OH 45221-0006From Science News, Vol. 154, No. 22, November 28, 1998, p. 344. Copyright Ó 1998 by Science Service.
11/28/98
copyright 1998 ScienceService
