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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

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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。

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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。

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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.

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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。

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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

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Most of the wild and cultivated strains are secondarily homothallic mating type in life-cycle, but some wild strains are heterothallic.

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,也有少数菌株属于异宗配合的类型。

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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。

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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

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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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CNN 听力 2014年5

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

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CNN 听力 2019年6

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

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CNN 10 学生英语 2018年4

But there are some strains that can get you sick.

但是有些菌株会让你生病。

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双语版 TED-Ed 演讲精选

Different strains of bacteria make different kinds of cheese.

不同的菌株用以制作不同的奶酪。

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Veritasium真

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?

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Osmosis-微生物

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

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科学60秒-科学美国人 2023年1

" 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。”

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CNN 10 学生英语 2021年10

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。

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Discovery纪录片《认识细菌》

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。

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CNN 听力 2021年10

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。

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科学60秒-科学美国人 2023年2

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

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每日英语听力 | 双语精读 2021年10

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。

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假如有如果

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。

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Osmosis-微生物

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。

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VOA Daily Standard 2020年12

The mutation has been spreading rapidly in England this month.

,新冠病变异菌株在英国迅速传播。

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科学60秒 听力 2014年11

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。

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科学60秒-科学美国人 2022年8

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。

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VOA Daily Standard 2022年9

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。

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VOA Daily Standard 2020年12

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。

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读者文摘选编

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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