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It was the first virus to be discovered, and the first to be crystallised and its structure shown in detail. The first X-ray diffraction pictures of the crystallised virus were obtained by Bernal and Fankuchen in 1941. On the basis of her pictures, Rosalind Franklin discovered the full structure of the virus in 1955. [35]
In the 1960s, the first virus that could cause hepatitis was discovered. This was hepatitis B virus, which was named after the disease it causes. [220] Hepatitis A virus was discovered in 1974. [221] The discovery of hepatitis B virus and the invention of tests to detect it have radically changed many medical, and some cosmetic procedures.
This is a timeline of influenza, briefly describing major events such as outbreaks, epidemics, pandemics, discoveries and developments of vaccines.In addition to specific year/period-related events, there is the seasonal flu that kills between 250,000 and 500,000 people every year and has claimed between 340 million and 1 billion human lives throughout history.
The disease typically lasted through one full day before recovery or death took place. [3] The disease tended to occur in summer and early autumn. Thomas Forestier, a physician during the first outbreak, provided a written account of his own experiences with the sweating sickness in 1485. [4]
Pandemics timeline death tolls. This is a list of the largest known epidemics and pandemics caused by an infectious disease in humans. Widespread non-communicable diseases such as cardiovascular disease and cancer are not included.
1921 – First vaccine for tuberculosis by Albert Calmette [9] [10] 1923 – First vaccine for diphtheria by Gaston Ramon, Emil von Behring and Kitasato ShibasaburÅ; 1924 – First vaccine for scarlet fever by George F. Dick and Gladys Dick; 1924 – First inactive vaccine for tetanus (tetanus toxoid, TT) by Gaston Ramon, C. Zoeller and P ...
April 26 – The National Park, later renamed the Royal National Park, is declared in New South Wales, Australia, the world's second oldest purposed national park (after Yellowstone in the United States), and the first to use the term "national park". Jean Henri Fabre publishes the first of his Souvenirs entomologiques.
The virus was named Transmissible gastro-enteritis virus of swine in the ICNV first report in 1971, and changed to Porcine transmissible gastroenteritis virus (PTGV) in the second report in 1976. [134] In 1963, Jean Holzworth at the Angell Memorial Animal Hospital in Boston described a new intestinal disease of cats. [135]