Horstmann arrived at Yale in 1942. Experimenting on chimpanzees, she set out to find the pathogenesis of polio -- its route through the body.

Polio has been detected in wastewater in New York City ... Transmission and pathogenesis: Polioviruses, like all enteroviruses, are transmitted by the fecal-oral route.

Herpes, polio, the flu, HIV, rabies, ... ability to identify viruses that cause diseases and learn from “basic studies of viral replication, transmission and pathogenesis. ...

Nigeria is one of three places where polio is still a problem. But there hasn't been a case in almost a year. So Africa is on the verge of being polio-free.

Polio is an infection caused by a virus that mostly affects children younger than 5. Most people infected with polio don't have any symptoms, but it can cause fever, headaches, vomiting and ...

There is almost certainly an outbreak of polio in New York that’s spreading among the unvaccinated. This is a public health emergency and should be an urgent call to action across the country ...

LONDON (AP) — Polio was eliminated from most parts of the world as part of a decadeslong effort by the World Health Organization and partners to wipe out the disease. But polio is one of the ...