…Tobacco mosaic disease has long been known as a disease in which green spots appear on the surface of tobacco leaves and the leaves become misshapen, but the cause was unknown for a long time. In 1892, Dmitri Alexevitch Iwanowsky (1864-1920) filtered the juice of tobacco leaves infected with tobacco mosaic disease through a bacterial filter and found that the filtrate was pathogenic. This was the first experiment to show the existence of a filterable pathogen, i.e. a virus. … *Some of the terminology that mentions "Iwanowsky, DA" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…タバコモザイク病は,タバコの葉の表面に緑色の斑が現れ,葉の形がいびつになる病気として,古くから知られていたが,ながらく原因不明であった。1892年にイワノフスキーDmitri Alexevitch Iwanowsky(1864‐1920)は,タバコモザイク病のタバコの葉の汁液を細菌ろ過器でろ過して,そのろ過液に病原性があることを見いだした。これが,ろ過性病原体すなわちウイルスの存在を示した最初の実験である。… ※「Iwanowsky,D.A.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
A type of trap net. It consists of a fence net tha...
...His subjects include F. Nightingale in "V...
1900‐84 Italian playwright, actor, and director. B...
… [Munemin Yanagi]. … *Some of the terminology th...
…The porosity is extremely small at 8-10%, but th...
A plain in southern Italy, surrounding the city of...
A title for women with a certain status under the...
…Also, in the fifth volume of Ihara Saikaku's...
...The reasons why the engineers and firemen went...
It refers to making offerings to the Three Treasu...
A philosopher who established phenomenology, one ...
...In this way, merchant ships such as the Ise-bu...
A type of speech disorder in which speech cannot ...
…At the end of the 15th century, skeletons and bo...
...The nomadic Kurdish chief Bādh took advantage ...