mutant strain的例句大全

Effects of the sucrose concentration on leaf color of the wild and mutant strain: the wild type and the mutant type of Oxalis triangularis were both sensitive to the change of sucrose concentration.

蔗糖浓度对野生型和变异型材料叶片颜色的影响：三角紫叶酢浆草野生型和变异型材料的叶片颜色对蔗糖浓度变化都很敏感。

study on mutant strain of thermotolerant and high ethanol tolerant acetic acid bacteria

耐高温耐高酒度醋酸菌突变株的选育

change in carotenoid contents of chlamydomonas reinhardtii mutant strain nfr-4 and its effect on alge growth

莱茵衣藻Nfr-4突变株中类胡萝卜素含量的变化及其对藻生长的影响

Selection of the isoleucine induced mutant strain of avermectin producing Streptomyces avermitilis

Avermectin产生菌异亮氨酸诱导变种的选育

Objectives: to study fermentation conditions of chymosin from mutant strain Mucor pusillus.

目的: 研究微小毛霉产凝乳酶的固体发酵条件.

A mutant strain of bacteria.

计算机病毒的一种主要特性.

Under the instruction of metabolic control theory, the screening of leucine auxotroph was determined as the method of selecting the mutant strain of low-yield fusel oil.

以代谢控制理论为指导，确定以选育亮氨酸营养缺陷型菌株作为初筛方法，选育低产杂醇油啤酒酵母突变菌株。

The United Nations is warning of a possible resurgence of the deadly bird flu virus, including a mutant strain that is spreading in Asia and elsewhere.

联合国警告说，一种致命的禽流感病毒可能再次引发疫情，包括一个正在亚洲和其它地区蔓延的突变株。

Compared with Ah J-1 strain, outer membrane protein profiles and some biochemical characters of the mutant strain had changed, and some genes of main virulent determinants could not be expressed, such as proteases, amylase, DNase and hemolysin.

与J-1株相比，突变株的外膜蛋白图谱和部分生化特性发生改变；胞外蛋白酶、淀粉酶、DNA酶、溶血素等几种主要毒力因子同时丧失；

The United Nations has warned of a possible resurgence of a deadly bird flu virus, H5N1, and the spread in Asia of a new mutant strain.

联合国警告称，H5N1禽流感病毒可能会再次爆发，亚洲甚至可能传播新的突变体菌株。

Mutant strain hens lacking functional OVR are sterile and display severe hyperlipidemia.

OVR发生突变的蛋鸡，不能繁殖，并且具有严重的高脂血症。

The mutant gene can be identified by PCR and testing enzyme activity of CPY. The mutant strain inheritance and ferment stability is well.

通过对目的基因的扩增和羧肽酶Y酶活检测验证基因敲除情况，并通过传代抗性试验与传代发酵稳定性实验验证突变株遗传稳定性良好。

Only mutant strains D-3 and U-6 had slight chitinase activities and glucanase activities of mutant strains ( 9.18~ 17.61 U) but U-4 ( enhanced) compared with parent strain ( 8.96 U).

突变菌株D-3、U-6有微弱的几丁质酶活性，且除U-4外的突变菌株葡聚糖酶活性增强（亲本菌株8.96U，突变菌株9.18~17.61U）。

The index to the soy sauce that was fermented by the mutant met to the special grade of" GB18186-2000 soy sauce with low-salt and solid-state fermentation", which had a higher quality than the product fermented by the original strain.

发酵的酱油经测定，其指标可达GB18186-2000低盐固态发酵酱油特级品，明显优于出发菌株酿造的酱油。

Compared with the wild strain, the dry cell yield and yp/ x of the mutant stains increased by over 20% and 7.2%, respectively.

与野生型菌株相比，这些突变株的干细胞产量yp/x分别增加了20%和7.2%以上。

The stability of the high-yielding mutant was tested, the result showed that after passing 3 generations, the strain began to retrogress and the total titer had a substantial decline.

同时通过对高产菌株进行传代培养检验其传代稳定性，结果表明，传代3代后，菌株开始退化，并且其发酵效价有比较显著的下降。

Remarkably, it was observed that the clp mutant exhibited reductive production of extracellular polysaccharide ( EPS) and significant reduction of virulence on adult rice plants compared to the wildtype strain.

明显地，与野生型菌株相比，clp突变体减少了胞外多糖的分泌量，并且显著削弱了在成株期水稻上的毒力。

Fixing low temperature as selection index, cold resistant strain VH3 was obtained through protoplast complex mutagenesis, the mutant mechanism was also studied.

本文通过草菇原生质体复合诱变以低温为筛选指标，选育出耐低温草菇菌株VH3，并对其机理进行了探讨。

By soaking the slices with 1 000 mg/ kg procymidone, the sensitive strain was inhibited entirely while the mutant was done little.

在1000mg/kg速克灵浸泡的黄瓜片上，敏感菌株受到完全抑制，突变菌株则基本不受抑制。

An Erythromycin productive high-yielding mutant F1-57 was screened by the test of precursor tolerance. The fermentation yield of which is 10% more than that of parental strain.

通过红霉素耐前体物的筛选，选到了一株红霉素的高产变株F1-57，其发酵水平较亲株提高10%以上。