Peter Hermann Stillmark, Date of Birth, Place of Birth, Date of Death
TweetPeter Hermann Stillmark
Estonian microbiologist
Date of Birth: 22-Jul-1860
Place of Birth: Penza, Penza Oblast, Russia
Date of Death: 23-Jun-1923
Profession: pharmacologist
Zodiac Sign: Cancer 
About Peter Hermann Stillmark
- Peter Hermann Stillmark (22 July 1860, Penza, Russia – 23 June 1923, Pärnu, Estonia) was a Baltic-German microbiologist. In 1888 at the University in Dorpat, now Tartu in Estonia under prof.
- Rudolf Kobert's supervision Peter Hermann Stillmark (1860–1923) completed his doctoral thesis "Über Ricin, ein giftiges Ferment aus den Samen von Ricinus comm.
- L.
- und einigen anderen Euphorbiaceen", which is a description of the isolation of ricin, a poisonous protein component from castor beans.
- That event is internationally recognised as the birth of a new branch of science called lectinology. Any of a group of proteins, derived from plants, that can bind to specific oligosaccharides on the surface of cells, causing the cells to clump together.
- Lectins can be used to identify mutant cells in cell cultures and to determine blood groups as they can cause the agglutination of red blood cells.
- Lectins are found in seeds of legumes and in other tissues, in which they are thought to act as a toxin.
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