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Bed Bug Insecticide Resistance Mechanisms Identified
2011-10-20 08:22:01

Bed bugs, largely absent in the U.S. since the 1950s, have returned with a hungry vengeance in the last decade in all 50 states. These insects have developed resistance to pyrethroids, one of the very few classes of insecticide used for their control. A research team at Virginia Tech has discovered some of the genetic mechanisms for the bed bug's resistance to two of the most popular pyrethroids -- deltamethrin and beta-cyfluthrin. The discoveries will accelerate efforts to understand the...

2011-10-20 08:09:24

(Ivanhoe Newswire) -- You may not be going to bed alone. After years of winning the war against bed bugs, they're back! Not only have they returned, but they're stronger and insecticide resistant. New research from a team at Virginia Tech has discovered some of the genetic mechanisms for the bugs´ resistance to two of the most popular insecticides used to control them. Bed bugs, largely absent in the U.S. since the 1950s, have returned with a vengeance in all 50 states during the last...

2009-11-05 17:05:00

WELLINGTON, Colo., Nov. 5 /PRNewswire/ -- The endangered black-footed ferrets inhabit prairie dog towns in the western U.S. This rare carnivore feeds on prairie dogs. The prairie dogs are very susceptible to plague and often entire population die-offs in towns occur. The U.S. Fish & Wildlife Service (FWS) has implemented a ferret breeding program and has been releasing trained, captive ferrets into their formerly native habitat. Unfortunately, plague can sweep through and decimate...


Word of the Day
Cthulhu
  • A gigantic fictional humanoid alien god being described with a head resembling an octopus and dragon wings and claws, around whom an insane cult developed.
  • Pertaining to the mythos of Cthulhu and additional otherworldly beings created by H. P. Lovecraft or inspired by his writings and imitators.
This word was invented in 1926 by H.P. Lovecraft for his short story, 'The Call of Cthulhu.' 'Cthulhu' may be based on the word 'chthonic,' which in Greek mythology refers to the underworld.
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