Презентация, доклад по английскому языку на тему Великие люди России

a Russian zoologist best known for his pioneering research in immunology
Mechnikov was born in the village Ivanovka, near Kharkiv, now Kupiansk Raion, Ukraine. He was the youngest of five children of Ilya Ivanovich Mechnikov, a Russian officer of the Imperial Guard.

system. At Messina he discovered phagocytosis after experimenting on the larvae of starfish.

bodies such as bacteria, met with scepticism from leading specialists including Louis Pasteur, Behring and others. At the time, most bacteriologists believed that white blood cells ingested pathogens and then spread them further through the body.

animals were attracted towards certain bacteria.The first studies of leukocyte killing in the presence of specific antiserum were performed by Joseph Denys and Joseph Leclef, followed by Leon Marchand and Mennes between 1895 and 1898

in the gut and that lactic acid could prolong life. Based on this theory, he drank sour milk every day. He wrote The Prolongation of Life: Optimistic Studies, in which he espoused the potential life-lengthening properties of lactic acid bacteria . He attributed the longevity of Bulgarian peasants to their yogurt consumption

Mechnikov died in 1916 in Paris from heart failure

1863. She died from tuberculosis on 20 April 1873. Her death, combined with other problems, caused Mechnikov to unsuccessfully attempt suicide, taking a large dose of opium. In 1875 he married his young student Olga Belokopytova. In 1885 Olga suffered from severe typhoid and this caused him to attempt his second failed suicide. He injected himself with the spirochete of relapsing fever

theory of evolution. He first read Fritz Müller's Für Darwin (For Darwin) in Giessen. From this he became a supporter of natural selection and Ernst Haeckel's biogenetic law. His scientific works and theories were inspired by Darwinism