He had infected several monkeys with Ebola virus, and he had been giving them various drugs to see if they would stop the Ebola infection.
Monkeypox is endemic in West and Central Africa, where it is spread primarily by rodents and occasionally infects monkeys.
He milks a great deal of drama from the story of their efforts to infect monkeys with smallpox.
H. semnopitheci and H. taiwanensis infect Asian monkeys.
Then the researchers asked themselves what made the difference between a virus that could infect monkeys and one that could not.
In 2010, researchers reported that SIV had infected monkeys in Bioko for at least 32,000 years.
Recently, scientists have found they could infect monkeys with the HIV-2 virus, for example.
In contrast, the species infecting Old World monkeys seem to form a clade.
SV40 was also discovered in 1960 and is a naturally occurring virus that infects monkeys.
Applied Biotechnology says it has assembled such a decoy to mimic a form of simian immunodeficiency virus that infects monkeys.