John Holland, 1995 Virologist John Holland passed away on 11 October 2013. I asked former members of his laboratory for their thoughts on his career and what he meant to them. Bert Semler For more than 35 years, John Holland was a major figure and leading contributor in the study ...

The SARS pandemic of 2002-2003 is believed to have been caused by a bat coronavirus (CoV) that first infected a civet and then was passed on to humans. The isolation of a new SARS-like coronavirus from bats suggests that the virus could have directly infected humans. A single colony of horseshoe bats ...

Neisseria meningitidis may cause septicemia (bacteria in the blood) and meningitis (infection of the membrane surrounding the brain), but the bacterium colonizes the nasopharynx in 10-20% of the human population without causing disease. Although understanding how the bacterium changes from a commensal to a pathogen has been elusive, an important property is ...

On episode #256 of the science show This Week in Virology, Vincent, Dickson, Alan, Rich, and Kathy review two papers that present evidence for RNA interference as an antiviral immunity mechanism in mammals. You can find TWiV #256 at www.microbe.tv/twiv.

Image credit: Jason Roberts As a virologist who has worked on poliovirus since 1979, I would be remiss if I did not note that today, 24 October, is World Polio Day. World Polio Day was established by Rotary International over a decade ago to commemorate the birth of Jonas Salk, who ...