References & Sources

Lousy news: Pesticide resistance

Popular delousing shampoos that contain permethrin appear to be losing their efficacy in the United States as lice become resistant to the pesticide.

References:

Pollack, R.J., et al. 1999. Differential permethrin susceptibility of head lice sampled in the United States and Borneo. Archives of Pediatric and Adolescent Medicine 153(Sept. 15).

Sources:

Richard J. Pollack
Harvard School of Public Health
Laboratory of Public Health Entomology
665 Huntington Avenue
Boston, MA 02115

From Science News, Vol. 156, No. 13, September 25, 1999, p. 207. Copyright © 1999, Science Service.