The clinical signs of an acute viral infection - characterized by rapid onset of disease with a short but sometimes severe course - are often obvious. These include coughing, sneezing, rashes and poxes, or headache. What takes place within the body while these symptoms develop? Examination of the time course ...

The last outbreak of poliomyelitis in the United States occurred in 1979, when a type 1 strain imported from the Netherlands caused 13 paralytic cases among unvaccinated Amish communities in three states. Twenty years later, use of the live, attenuated poliovirus vaccine (OPV) was discontinued in the United States, and ...

If you have ever wanted to make beautiful images of viruses, in colors of your choice, then go to VIPERdb, the virus particle explorer. The first crystallographic X-ray structure of a virus was that of tomato bushy stunt virus in 1977, followed by structures of the animal viruses poliovirus and ...

Nearly 3% of the world's population - about 175,000,000 individuals - are infected with hepatitis C virus (HCV), and 3-4 million new infections are added each year. A high percentage of these become life long, chronic infections, which may lead to cirrhosis, hepatocellular carcinoma, and death. No vaccine is available, ...

Harold Various is a terrific scientist. He was awarded the 1989 Nobel Prize in Physiology or Medicine for discovery of the cellular origin of retroviral oncogenes. From 1993-1999 he was director of the National Institutes of Health, and is currently President of Memorial Sloan-Kettering Cancer Center in New York. On top of all those ...