Ivanovski Dmitri Ivanovich

(1864-1920 gg.) - Russia's eminent botanist and microbiologist, founder of the doctrine of viruses. In 1895, Mr.. defended his master's thesis on the research of fermentation. Since 1901. - Extra-ordinary professor at Warsaw University, where he defended in 1903. doctoral dissertation on the mosaic disease of tobacco, was awarded the title of professor in the department of anatomy and physiology of plants. In 1892, Mr.. opened a new world of micro-organisms - viruses filtering.