...This fact indicates that a certain growth-promoting substance was produced in the tips of the macaroni and diffused into the agar. From 1931 to 1935, F. Kögl and his colleagues attempted to isolate this growth-promoting substance, isolating three active substances, auxin a, b, and auxin a lactone, from human urine, malt, and corn oil, and determining their structures. Kögl and his colleagues then isolated a fourth auxin from human urine, which turned out to be indole-3-acetic acid (IAA), which had already been isolated from fermentation liquid. ... *Some of the terminology that mentions "Kögl, F." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…この事実は,マカラスムギの先端部である種の生長促進物質が作られ,これが寒天中に拡散したことを示す。31年から35年にかけて,ケーグルF.Köglらはこの生長促進物質の単離を試み,人尿,麦芽,トウモロコシ油から,オーキシンa,b,オーキシンaラクトンの3種の活性物質を単離し,構造も決定した。引き続きケーグルらは人尿から第4のオーキシンを単離したが,これはすでに発酵液から単離されていたインドール‐3‐酢酸(IAA)であった。… ※「Kögl,F.」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 |
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