Simian \Sim"i*an\, a. [L. simia an ape.] (Zo["o]l.) Of or pertaining to the family {Simiad[ae]}, which, in its widest sense, includes all the Old World apes and monkeys; also, apelike. -- n. Any Old World monkey or ape.
Vaccine researchers protected test monkeys against infection with the simian AIDS virus by using a genetically engineered vaccine.
Nine monkeys that have been made immune to the simian AIDS virus may hold in their blood cells and tissues the critical clues needed by scientists to develop an AIDS vaccine for humans.
Pathologist Murray Gardner likens the bovine virus to the feline immunodeficiency virus found in cats and the simian immunodeficiency virus in monkeys.
The most intriguing aspect of the two simian viruses is that neither produces illness in the animals that host them.
These simian grand dames need a fat farm _ and fast, say medical experts at Lincoln Park Zoo.
And when the protein products of its genes were studied, they were more like those of HIV-1 than those of the simian viruses tested.
In mid-November, medical investigators helped Hazleton determine that some of the monkeys suffered from simian hemorrhagic fever and that one monkey had the ebola virus.