Study shows big game hunters, not climate change, killed off sloths
Prehistoric big game hunters and not the last ice age are the likely culprits in the extinction of giant ground sloths and other North American great mammals such as mammoths, mastodons and saber-toothed tigers, says a University of Florida researcher. Determining wheth...Virus uses tiny RNA to evade the immune system
In the latest version of the hide-and-seek game between pathogens and the hosts they infect, resea...es -- the latest chapter in the long cat-and-mouse game known to virologists as host-virus coevolution," the researchers conclude in their Nature article. ...“Hitchhiking?Viruses as Cancer Drug Delivery System
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...f the gene, we're able to convert a blind guessing game to a multiple choice question ?is it a UTR exon or a protein-coding exon? These kinds of questions are easier to answer now." ...Looks matter to female barn swallows
...5). "The bad news for male swallows is the mating game is never over," said lead author Rebecca Safran, who conducted the study while a Cornell postdoctoral researcher in ecology and evolutionary biology, and in the Cornell Laboratory of Ornithology. "It is dynamic and continual. This is something that m......lternate outbreak scenarios and preparing multiple game plans to prevent or contain them. They also indicate the best sites for establishing a new vaccine barrier. And given how fast raccoon rabies could spread, Real and colleagues make a strong case that halting its western march depends on a strategy ba...FDA Approves Human Hookworm Vaccine for Phase I Safety Trials
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