Ralph M. Steinman

Born – 14 January 1943 AD and Died – 30 September 2011 AD. He is a Canadian biologist. He pointed out that T-cells are dendritic cells. Elucidates the role of specific dendritic cells in acquired immunity. This discovery will contribute to the cure of allergies, organ transplants, type-1 diabetes, multiple sclerosis of the brain and spinal cord. Awarded Nobel in Medicine (2011) and Canada Gardner International Prize (2003).

Leland Harrison Hartwell

Born-October 30, 1939. He is an American scientist. Hartwell, Hunt, and Maxim Nurse discovered that specific genes control cell cycle function. Cell formation, growth and subsequent division are accomplished through the cell cycle. His books are – The Harvey Lectures Series 90 and Art Notebook to Accompany Genetics. Received awards Nobel in Medicine (2001), Rosenstiel Award, Genetics Society of America Medal, Komen Brinker Award, Albert Lasker Award, Massry Prize etc.