This similar virus is cowpox. The cow to the left has been intentionally infected with cowpox virus. The fluid that you collect from virus-caused pustules on the cow's udder contains many copies ...

Survivors were often left pock-marked and blind. The smallpox vaccine, originally developed with virus from a milder animal disease, cowpox, led to smallpox’s global eradication in 1980 — the ...

Picture this: a world where a highly contagious virus called variola wreaked havoc ... in the late 18th century by using material from cowpox to protect against smallpox. This groundbreaking ...

The same techniques were then used to genetically alter the cowpox virus, which infects a range of animals including humans, by scientists at the University of St Louis. Their research brings ...

Over 200 years after the first successful vaccine was created by an English physician, who discovered that inoculation with the cowpox virus protected against smallpox, vaccines remain one of the ...

Armed with the knowledge that milkmaids who had been exposed to cowpox, a relatively mild affliction ... the body against some kind of pathogen—a virus or bacteria or some other agent that ...