who discovered virus-virus discovery-Who discovered tobacco mosaic virus-Who first discovered virus

who discovered virus

Viruses cause different types of diseases in animals and plants. The virus was discovered by Russian scientist Iwanovsky  in 1892 while studying Chitri disease in tobacco leaves.  Rubbing the juice of diseased plants on the leaves of healthy plants also causes this disease in healthy plants.  In 1892, Dmitry Iwanovsky used one of these filters to show that the juice of a diseased tobacco plant remained infectious to healthy tobacco plants even after being filtered. Martinus Bejerinck calls filtered, infectious material a “virus” STANLEY 1935 isolated the TMV virus in the form of Rabs, for this he received the Nobel Prize in 1946 

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