The results showed that a mutant L 3 195 with inheritable qualities whose 4AD transformation productivity was 116% higher than that of its parent strain and produced no androst 1,4 diene 3,17 dione was obtained via the third method.
英
美
- 結果表明 ,被照菌株產(chǎn) 1能力有不同程度的提高。 當菌株經(jīng)紫外光照射后再以不同劑量 YAG倍頻激光照射 ,獲得一株高產(chǎn)優(yōu)質(zhì)突變株 L- 3- 195 ,產(chǎn) 1能力提高了116%25 ,且不再產(chǎn)生結構類(lèi)似副產(chǎn)物雄甾二烯二酮 ,經(jīng) 4次傳代 ,突變株遺傳性狀穩定。
