Several mutants of Phaffia rhodozyma were obtained by exerting mutagen N-methyl-N-nitro-N-nitrosoguanidine.
天然菌株虾青素产量较少，缺少实用价。
Catabolite repression is considered as a main factor controlling yield of cellulases.
物阻遏是菌株控制其产酶量的主要调节机制。
Intracellular PHB depolymerase and 3 hydroxybutyrate dehydrogenase catalyze the initial reactions of intracellular PHB catabolism.
进一步比较研究了不同菌株的PHB聚酶和3羟基丁酸脱氢酶的活性。
When the immuned tilapia challenged with the homotype and heterotye bacteria, the protection rates were both 16.7%.
免疫罗非鱼，对同源和异源菌株的保护率为16.
Mixed culture of MTBE degrader was successfully isolated under aerobic condition using different acclimation patterns.
用不同的驯化方式以MTBE为惟一碳源,在好氧的条件下,驯化、筛选出高效混合菌株,为现场用打好基础。
Effects of single strain cultivation and co cultivation of strains on biodegradation of valonia tannin were investigated.
以橡单宁为原料,通过培养、离筛选出了14种菌株。
Most of the wild and cultivated strains are secondarily homothallic mating type in life-cycle, but some wild strains are heterothallic.
大生和栽培的双孢蘑菇菌株和品种具有次级同宗配合的性特征,也有少数生菌株属于异宗配合的类型。
There was also obvious difference in pathogenicity even if different hosts were inoculated by the same spore isolates of Venturia inaequalis.
同一菌株对不同寄主品种的致病力也存在较大差异。
Known as a phytopathogen with several host plants, Cylindrocarpon destructans as a bio-control agent was the first reported in this dissertation.
毁灭柱孢是一种寄主范围很窄的植物病原菌，对不同植物病原真菌有突出的拮抗效果，表明D-5是一株具有生防用潜力的菌株。
The bacterium infection strain first place is the verdigris pseudomonad (31.2%), next is pneumonia gram Reber fungus (25.6%) and the epidermis staphylococcus (18.4%).
结果细菌感染菌株首位是铜绿假单胞菌(31.2%)，其次是肺炎克雷伯菌(25.6%)和表皮葡萄球菌(18.4%)。
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E.coli is a particularly-the strains of it is a particularly nasty player.
大肠杆菌是菌株家族中一种特别的尤其令人生厌的菌株。
E coli O157H7 is a particularly dangerous strain of e coli.
大肠杆菌0157H7是极为危险的一种大肠杆菌菌株。
But there are some strains that can get you sick.
但是有些菌株会让你生病。
Different strains of bacteria make different kinds of cheese.
不同的菌株用以制作不同的奶酪。
Were the really E. coli that had come from the ancestral strain?
大肠杆菌真的来自祖先菌株吗？
Now, the exact toxins produced can depend on the strain of V. cholerae.
所产生的种类取决于霍乱的菌株。
" And in fact it works not only on the multidrug-resistant strains, but the totally drug-resistant strains as well."
“事实上，维 C 不仅能杀死耐多种药物的菌株，还能杀死完全耐药菌株。”
The cleanest strip was covered for 24 hours with the SH-7 strain.
这块最干净的长条区域被SH-7菌株覆盖了24小时。
In recent years, the increasing number of resistant strains has caused alarm.
近年来，越来越多的耐药菌株引起了人们的警觉。
But then a new variant, a new strain of the disease arrived in America.
但后来一种新的变种病，一种新的疾病菌株进入美国。
Well, the E. coli did behave differently than the same bacteria in isolation.
大肠杆菌致病菌株的行为的确不同于离析菌株。
It's a complicated process isolating individual strains that thrive on the right kind of filth.
将在适的污秽中繁殖的个体菌株隔离是一个复杂的过程。
Mycotoxins are poisonous substances that are produced by certain strains of mold.
真菌是由真菌的某些特定种类的菌株所产生的有物质。
Some strains produce toxins that won't cause any, or maybe just mild clinical symptoms.
有些菌株产生的不会引起任何症状，或者只是轻微的临床症状。
The mutation has been spreading rapidly in England this month.
本，新冠病变异菌株在英国迅速传播。
The researchers say this Chromobacterium strain could someday guide the development of new drugs.
研究人员称这种色细菌菌株未来可能在研发新药方面起到指导作用。
They scoured the genomes of different strains of the bacteria for genes that affect movement.
研究人员四处搜索不同细菌菌株的基因组，以发现影响行动的基因。
The updated boosters are aimed at taking on today's most common Omicron strains and other variants.
最新的更新旨在对抗当今最常见的奥密克戎菌株和其他变种。
However, many experts have warned it's not clear if this version is more lethal.
然而，许多专家警告称，目前尚不清楚新冠病变异菌株是否致命性更强。
Supplements today, though, contain only a few strains, so their helpfulness is limited.
但是，今天的补充剂仅包含一些菌株，所以他们的益处是有限的。
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详细解释
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物阻遏是
用不同的驯化方式以MTBE为惟一碳源,在好氧的条件下,驯化、筛选出高效
离筛选出了14种
生和栽培的双孢蘑菇
种类取决于霍乱的
适的污秽中繁殖的个体
，新冠病
