George Francis Mitchell. 15 October 1912 — 25 November 1997

Update: Influenza Activity — United States, October 1–November 25, 2017

Influenza activity in the United States was low during October 2017, but has been increasing since the beginning of November. Influenza A viruses have been most commonly identified, with influenza A(H3N2) viruses predominating. Several influenza activity indicators were higher than is typically seen for this time of year. The majority of influenza viruses characterized during this period were g...

Keith Roberts Porter: 1912–1997

K eith Roberts Porter died on May 2, 1997, just over a month short of his 85th birthday. He had the perspicacity, good fortune, and patience to take advantage of the fast moving frontier of analytical biology after the Second World War to provide many of the techniques and experimental approaches that established the new field of biomedical research now known as cell biology. He was renowned fo...

Lecture 24 — November 25

Arbiter, October 25

George Adelman Foreword by Francis 0 . Schmitt With 239 Figures