Aug 02, 2022 · Alexander Fleming, in full Sir Alexander Fleming, (born August 6, 1881, Lochfield Farm, Darvel, Ayrshire, Scotland—died March 11, 1955, London, England), Scottish bacteriologist best known for his discovery of penicillin. Fleming had a genius for technical ingenuity and original observation. His work on wound infection and lysozyme, an antibacterial enzyme found in tears and saliva ...
Dec 05, 2017 · In 1928 Alexander Fleming discovered penicillin, though he did not realize the full significance of his discovery for at least another decade. He eventually received the Nobel Prize in Physiology or Medicine in 1945. As far back as the 19th century, antagonism between certain bacteria and molds had been observed, and a name was given to this phenomenon—antibiosis—but little was made of ...
May 07, 2018 · While working with some bacteria, Fleming's nose leaked, dropping some mucus onto the dish. The bacteria disappeared. Fleming had discovered a natural substance found in tears and nasal mucus that helps the body fight germs. Fleming now realized the possibility of finding a substance that could kill bacteria but not adversely affect the human body.
Alexander Fleming est un médecin, biologiste et pharmacologue britannique, né le 6 août 1881 à Darvel, Ayrshire en Écosse et mort le 11 mars 1955 à Londres. Il a publié de nombreux articles concernant la bactériologie , l' immunologie et la chimiothérapie .
Feb 06, 2019 · Sir Sanford Fleming invented standard time in 1878. Standard time is the synchronization of clocks within a geographical area to a single time standard. It developed out of a need to aid weather forecasting and train travel. In the 20th century, the geographical areas were evenly spaced into time zones.
Sir Peter Robert Jackson ONZ KNZM (born 31 October 1961) is a New Zealand film director, screenwriter and producer. He is best known as the director, writer and producer of the Lord of the Rings trilogy (2001–2003) and the Hobbit trilogy (2012–2014), both of which are adapted from the novels of the same name by J. R. R. Tolkien .
Richard Samuel Attenborough, Baron Attenborough Kt CBE FRSA (/ ˈ æ t ən b ər ə /; 29 August 1923 – 24 August 2014) was an English actor, filmmaker, and entrepreneur.He was the president of the Royal Academy of Dramatic Art (RADA) and the British Academy of Film and Television Arts (BAFTA), as well as the life president of Chelsea FC.