Images Dated 16th January 2007

Interferon molecule

Interferon molecule. Computer model showing the secondary structure of a molecule of interferon. Interferons are proteins produced by white blood cells as part of the immune response to invading pathogens, especially viruses. They prompt neighbouring cells to produce protective enzymes to stop the proliferation of the pathogen. Interferon also activates other cells of the immune system, including macrophages and natural killer cells

© DR TIM EVANS/SCIENCE PHOTO LIBRARY

March - Our Heroes Return - by Oscar Knablin to honour the returning soldiers

March - Our Heroes Return - by Oscar Knablin to honour the returning soldiers of Bridgeport Musicians Club, Connecticut, after World War I (1919). Score cover. American Eagle holding a scroll with the names of the returning soldiers. To the left: US soldier. To the right: US marine. Published: Bridgeport (Connecticut), Oscar F. Knablin, 1919

© Lebrecht Music & Arts

EVOLUTION CARTOON, 1861. The Lion of the Season. An 1861 English satire by John Leech

EVOLUTION CARTOON, 1861.
The Lion of the Season. An 1861 English satire by John Leech, but probably inspired less by Darwinism than by the publication of Explorations and Adventures in Equatorial Africa, the book by Paul du Chaillu that was the literary sensation of London, England, for its account of the gorilla

© none