Facets

1563 –1564

#1093

Opuscula anatomica.

Eustachius is credited with several anatomical discoveries, among them the tensor tympani muscle and the Eustachian tube, published in his chapter entitled De auditus organis. In the last respect, however, he was anti…

1898

#2003

Sur une substance nouvelle radio-active, contenue dans la pechblende.

The Curies, studying the radioactivity of minerals containing uranium and thorium, isolated from pitchblend a substance which they called radium and which they showed to possess an astonishing degree of radioactivity.…

1931

#1195

Ueber die chemische Untersuchung der Sexualhormone.

The male sex hormone, androsterone, was isolated in crystalline form by Butenandt. In 1939 Butenandt received half of the Nobel Prize in Chemistry "for his work on sex hormones." The other half was awarded to Leopold …

1945

#2659.4

The synchrotron: a proposed high energy particle accelerator.

In 1951 McMillan shared the Nobel Prize in Chemistry with Glenn Theodore Seaborg "for their discoveries in the chemistry of the transuranium elements."

1945

#14284

Acetylation of sulfanilamide by liver homogenates and extracts.

Discovery of co-enzyme A and its importance for intermediary metabolism. This discovery illuminated “the process by which cells make available the energy to drive their manufacturing processes” (Judson, p. 245). In 19…

1953

#1175.3

The synthesis of an octapeptide amide with the hormonal activity of oxytocin.

Synthesis of oxytocin. With C. Ressler, J. M. Swan, C. W. Roberts, P. G. Katsoyannis, and S. Gordon. In 1955 Vigneaud was awarded the Nobel Prize in Chemistry "for his work on biochemically important sulphur compounds…

1955

#1207

The disulphide bonds of insulin.

Sanger sequenced the amino acids of insulin, the first of any protein. His work “revealed that a protein has a definite constant, genetically determined sequence—and yet a sequence with no general rule for its assembl…