Sentences with phrase «black widow venom»
All differ from those known in black widow venom.
http://www.sciencemag.org/
Even before the recent genome work, researchers had characterized some of the components of black widow venom, identifying two seemingly unique families of proteins: latrotoxins, which act on neurons; and latrodectins, whose role in venom remains unclear.
Not exact matches
Morphine and barbiturates may be used to ease the increasing pain and convulsions.Though the venom's effect on breathing may make painkillers more dangerous.The only antivenom uses potentially harmful horse proteins, making it a last resort.The black widow's bite is rarely deadly for healthy adults.
The bright red markings on the back of a female black widow spider is a clear warning to people to stay away — the venom in her bite can be lethal.
Although a house spider's bite is not as painful as the black widow's, Garb and her colleagues were surprised to find that its venom is seething with latrotoxins — 47 in all, they revealed on 16 February in BMC Genomics.
The scientists also use molecular biology tools to compare the genomes of spiders that have extremely noxious venoms, including the black widow and the brown recluse, to those of spiders with non-poisonous venoms, such as the house spider.
Black widow (Latrodectus mactans) The venom of the black widow contains a nerve toxin that produces excruciating pain throughout the Black widow (Latrodectus mactans) The venom of the black widow contains a nerve toxin that produces excruciating pain throughout the black widow contains a nerve toxin that produces excruciating pain throughout the body.
It has long been known that black widow spiders, like some venomous snakes, can deliver «dry bites» to warn off larger animals without wasting venom on them.
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