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Aug 28, 2024 · Karl August Folkers was an American chemist whose research on vitamins resulted in the isolation of vitamin B12, the only effective agent known in countering pernicious anemia. In 1934 Folkers joined the research laboratories of Merck and Co., Inc., Rahway, New Jersey.
- The Editors of Encyclopaedia Britannica
4 days ago · Rosalind Franklin (1920-1958) Rosalind Franklin's X-ray crystallography work led to the discovery of DNA's double helix structure. 09. Jocelyn Bell Burnell (1943-present) Jocelyn Bell Burnell discovered pulsars in 1967, a significant astronomical breakthrough, though she was not awarded the Nobel Prize. 10.
4 days ago · Howard Walter Florey, Baron Florey, OM FRS FRCP (/ ˈflɔːri /; 24 September 1898 – 21 February 1968) was an Australian pharmacologist and pathologist who shared the Nobel Prize in Physiology or Medicine in 1945 with Ernst Chain and Sir Alexander Fleming for his role in the development of penicillin.
Sep 6, 2024 · In 1939, a team of scientists at the Sir William Dunn School of Pathology at the University of Oxford, led by Howard Florey that included Edward Abraham, Ernst Chain, Mary Ethel Florey, Norman Heatley and Margaret Jennings, began researching penicillin.
3 days ago · A Medical Workhorse with a History of Adverse Events. Bactrim, a combination of two antibiotics, trimethoprim and sulfamethoxazole, was first approved in 1968 and 1973 in Canada and the US, respectively and has become a mainstay in pharmaceutical medicine.
Sep 6, 2024 · Penicillin was discovered in 1928 by Scottish scientist Alexander Fleming as a crude extract of P. rubens. [6] . Fleming's student Cecil George Paine was the first to successfully use penicillin to treat eye infection (neonatal conjunctivitis) in 1930.
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2 days ago · INTRODUCTION. The β-lactam antibiotics— penicillins, cephalosporins, and carbapenems —share a common structure and mechanism of action, inhibition of the synthesis of the bacterial peptidoglycan cell wall.
