…poliovirus vaccine (OPV) containing types 1 and 3 poliovirus. All children who received OPV had previously been immunized with IPV, a strategy that prevents vaccine-associated poliomyelitis. The finding of sustained…
Experiments with the most dangerous human viruses, such as Ebola virus and Lassa virus, are carried out in biosafety level 4 (BSL-4) laboratories. Since visiting the National Infectious Diseases Laboratory…
Antibodies (purple) bound to poliovirus. Image credit: Jason Roberts Antigenic variation is a hallmark of influenza virus that allows the virus to evade host defenses. Consequently influenza vaccines need to…
…are not convinced by what virologists have to say. Here are the salient points (voiced here and by many others in the past few weeks). The Ebola virus is transmitted…
I cannot pass up the opportunity to point out this wonderful quote by Ginia Ballafante in her NY Times piece, Fear of Vaccines Goes Viral. The article starts by noting…
…(G127V). The G127V change was always seen together with methionine at 129. Heterozygosity for M and V at amino acid 129, which is protective against prion disease, is found in…
