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Ralph Marvin Steinman (14 de enero de 1943-30 de septiembre de 2011) fue un inmunólogo canadiense de origen judío e investigador en biología celular de la Universidad de Rockefeller.
Biographical. Ralph M. Steinman was born in Montreal, Canada, on 14 January 1943, the second of four children. His father Irving, a Jewish immigrant from Eastern Europe, and his mother Nettie owned a department store in Sherbrooke near Montreal.
Ralph Marvin Steinman (January 14, 1943 – September 30, 2011) was a Canadian physician and medical researcher at Rockefeller University, who in 1973 discovered and named dendritic cells while working as a postdoctoral fellow in the laboratory of Zanvil A. Cohn, also at Rockefeller University.
Ralph Steinman discovered, in 1973, a new cell type that he called the dendritic cell. In cell culture experiments he demonstrated that dendritic cells can activate T-cells, a cell type that has a key role in adaptive immunity and develops an immunologic memory against many different substances.
26 de oct. de 2011 · Immunologist and cheerleader for dendritic-cell biology. Ralph Steinman changed the world of immunology when he discovered dendritic cells, but it took the field a long time to...
- Michel C. Nussenzweig, Ira Mellman
- 2011
14 de may. de 2024 · Ralph M. Steinman was a Canadian immunologist and cell biologist who shared the 2011 Nobel Prize for Physiology or Medicine (with American immunologist Bruce A. Beutler and French immunologist Jules A. Hoffmann) for his codiscovery with American cell biologist Zanvil A. Cohn of the dendritic cell.
5 de oct. de 2011 · Cuando Ralph Steinman supo que tenía cáncer de páncreas, el tenaz inmunólogo puso a prueba el trabajo de toda su vida. El científico lanzó un experimento de "vida o muerte" en la forma...
