A virus and a paradox in a 439 year old mummy
…year old child had smallpox. Recent sequence analysis of tissues from the mummy now reveal the presence of hepatitis B virus, not smallpox virus. The sequence of the viral genome…
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How a toupee compromised influenza vaccine
…H3N2 virus lacking the glycosylation site recognized the same virus more efficiently than virus with the glycosylation site. These observations indicate that most of the antibodies induced after immunization with…
Did viruses enable sex?
Dengue virus E glycoproteins (monomer at top) lie flat on the virus particle as dimers (middle). At endosomal low pH, three monomers reorient to place the fusion peptide (orange) into…
Ebolavirus vaccines and antivirals
…Casals, who had become infected with Lassa virus while isolating the virus from the blood of a patient, Penny Pinneo. The serum administered to Casals was obtained from Pinneo, who…
The incubation period of a viral infection
…virus) during the incubation period depends on the virus. For example, Ebola virus infected patients do not pass the virus on to others during the incubation period. This fact explains…
Infectious salmon anemia virus spread from Norway to Chile
…salmon producer has acknowledged. Infection salmon anemia virus is a member of the orthomyxovirus family, which also includes influenza virus. The virus causes disease in Atlantic salmon and has caused…