Killer toxins punch lies below the belt
The newly determined three-dimensional structure of the toxin that causes botulism reveals a surprising feature that may require new approaches to development of treatments for the deadly, muscle-paralyzing disease.
References:
Lacy, D.B. . . . B.R. DasGupta. 1998. Crystal structure of botulinum neurotoxin type A and implications for toxicity. Nature Structural Biology 5(October):898.
Further Readings:
1986. Botulism: New drug buys time. Science News 130(Aug. 2):76.
Chen, I. 1991. Toxin to the rescue. Science News 139(Jan. 19):42.
Additional information about botulism can be found at http://www.cdc.gov/ncidod/diseases/foodborn/botu.htm.
Sources:
Bibhuti R. DasGupta
University of Wisconsin-Madison
Department of Food Microbiology and Toxicology
1925 Willow Drive
Madison, WI 53706-1187Eric A. Johnson
University of Wisconsin-Madison
Food Research Institute
Department of Food Microbiology and Toxicology
Department of Bacteriology
1925 Willow Drive
Madison, WI 53706-1187Frank Lebeda
U.S. Army Medical Research Institute of Infectious Diseases
Department of Cell Biology and Biochemistry
1425 Porter Street
Ft. Detrick, MD 21702-5011
From Science News, Vol. 154, No. 14, October 3, 1998,
p. 213.
Copyright Ó 1998 by Science Service.
10/3/98
copyright 1998 ScienceService