The evolving concept of virus
…today is a fascinating story that illustrates our evolving concepts of infectious agents. Long before bacteria, fungi, and viruses were identified, it was known that some diseases could be transmitted…
Search Results for: day 501 virus school
Ebola virus mutations do not affect pathogenicity
…in two animal models of Ebola virus infection. Early and late isolates from the Ebola virus West African epidemic were studied which do or do not contain amino acid changes…
Hepatitis B viruses in bats
…viruses form three different lineages, and that each virus differs by at least 35% from known hepadnaviruses. The virus from Hipposideros cf. ruber has been named roundleaf bat HBV, while…
Renato Dulbecco, 1914-2012
…genetic techniques to the study of animal viruses. Dulbecco’s work on tumor viruses was focused on polyomaviruses – small DNA-containing viruses such as murine polyomavirus and SV40. He found that…
Hepatitis A virus infections associated with berry and pomegranate mix
…Drug Administration will soon begin testing for the presence of hepatitis A virus in the berry mix. Hepatitis A virus is a member of the picornavirus family, which also contains…
Recombination between cellular and viral RNA produces a pathogenic virus
Bovine viral diarrhea virus is an economically important animal pathogen that may cause a fatal gastrointestinal disease in beef and dairy herds. Infection of a fetus with this virus during…