Louis Pasteur (1822-1895)
11 result(s)
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Portraits of Louis Pasteur
Photographed, drawn, painted, etc., Louis Pasteur has often been represented during his life and posthumously. -
Caricatures of Louis Pasteur
Louis Pasteur is recognizable worldwide by its image widely circulated. During his lifetime, the press has often reported his works and discoveries in the form of caricatures. -
Louis Pasteur's family
Louis Pasteur, is the second child of Jeanne Etienette Roqui and Jean Joseph Pasteur. In 1847, he married Marie Laurent, daughter of the director of the University of Strasbourg, they have five children of which only two will reach adulthood. -
Crystallography and molecular asymmetry
After several years of research involving crystallography, chemistry and optics, Louis Pasteur drew a parallel between the external form of crystal, its molecular make-up and its effect on polarized light. He discovered that asymmetric crystals deflect polarized light whereas this is not possible for crystals with a plane of symmetry. -
Works on fermentation
In 1854, Louis Pasteur was appointed Dean of the Science Faculty in Lille. He was soon contacted by several of the region's many distilleries. The distillers were concerned about variations in their beetroot alcohol production. They therefore requested Louis Pasteur to focus research on lactic acid and alcohol fermentation. -
Works on so called spontaneous generation
At the time the spontaneous generation theory was widely accepted in scientific circles. Louis Pasteur decided to approach the issue via his experimental method. -
Works on silkworm diseases
In 1865, disease hit the silk industry. In France, this posed a threat to the economy of an entire region and the disease spread further afield to other silk-producing countries such as Italy, Austria and Asia Minor. Louis Pasteur discovered that silkworms were affected by two diseases ¿ silkworm nosema disease and flacherie. -
Works on vinegar, wine diseases and beer
To the rescue of industry and agriculture, Louis Pasteur studied the formation of vinegar and the conversion of alcohol into acetic acid by Mycoderma aceti. He showed that each wine disease was due to a particular ferment and developed a protocol to fight the diseases. -
Fowl cholera, anthrax and first vaccines
Based on Edward Jenner's principle against smallpox, Louis Pasteur used the infectious agents themselves to achieve immunization. The processes were then applied to numerous diseases such as cholera (1878) and anthrax (1881). -
Works on rabies
In 1880, Louis Pasteur's experimental method was in full swing. He decided to apply it to the study of a human disease. He chose rabies because it affected not only humans, but also animals on which he could experiment. -
Artistic work
At the age of 13, Louis Pasteur made his first pastel portrait, that of his mother. 40 other portraits will follow, all executed in Arbois in the family home. At the age of 20, he ends this artistic activity with a last portrait of his father. The Pasteur Museum own ten of these portraits.