查询词典 crown

Then single cell cloning strain of tobacco crown gall tumor 702c and its teratoma 702Tc have been established.

经过15代继代培养，他们全部保持了他们原有的特征并且都含有nopaline。

Agrobacterium A genus of soil bacteria, the species A. tumefaciens being the causative agent of CROWN GALL, a type of tumor in plants.

根癌农杆菌：土壤中存在的一种农杆菌，可以感染双子叶植物的受伤组织诱发一种植物的肿瘤－冠瘿瘤。

Schroth, investigated crown gall, a common bacterial disease that stunts plant growth by blocking conducting vessels in the plant's stem.

Schroth调查研究了冠瘿病，一种通过阻塞植物根茎来妨碍植物生长的一种常见细菌性疾病。

Eleven crown gall strais of peach trees which comes from the peach orchards of Beijing and Zhengzhou are separated from the axenic medium.

以从北京、郑州桃园采集的桃根癌瘤为材料，在无菌条件下于培养基上分离得到11个根癌土壤杆菌菌株。

Preventing and controlling crown gall disease applied the early biological controls strain K84, itself did not have the pathogenicity, its plasmid may synthesize one kind of bacteriocin Agrocin84, may suppress many pathogenic strains, but did not have pathogenicity to non-pathogenic strain .

防治根癌病应用较早的生防菌株是K84，本身无致病性，它的质粒可以合成一种细菌素Agrocin84，可以抑制很多有致病性的菌株，而对非致病性的菌株则无影响。

Crown gall A disease of plants caused by the soil-dorne bacterium Agrobacterium trmefasciens.

冠瘿；根癌：由土壤中的根癌农杆菌所引起的植物疾病。

However, the soil-borne plant pathogen Agrobacterium tumefaciens uses the type IV secretion pathway to deliver its oncogenic T-DNA that causes crown gall tumors on many plant species.

作 者将介绍加vir基因的诱导、T－DNA的加工、T－DNA的转移，以及 T－复合体运输的装备等方面的最新研究进展，以探讨农杆菌－植物间基因转移的分子基础。

To determine suitable surface sterilization methods, media and inoculation methods for grape stem and leaf explants and then establish testing methods for the effect of biocontrol Agrobacterium vitis E26 against grape crown gall in vitro.

［目的］筛选葡萄离体茎段和叶片的最适表面消毒条件、离体培养基和接种方法，建立生防菌株E26防治葡萄根癌病效果的离体检测方法。

Roseus crown gall cell cultures. When illuminating-cultured or cultured in the control temperature (25℃), the contents of total alkaloids and ajmaficine were higher than those cultured in continuous dark or lower temperature. Treating with exogenous L-Trp or increa...

测定了光照、温度、蔗糖浓度及外加L-色氨酸前体等，对长春花冠瘿细胞的生长、总生物碱及阿吗碱含量的影响，为长春花冠瘿细胞培养生产吲哚生物碱的实际应用研究提供理论依据。

A quantitative method tor determination ot the activity oft nopaline synthase in the crude enzyme extract of crown gall by measurement of the expense of NADPH was established.

本文发展了一种根据NADPH消耗定量测定冠瘿组织粗酶提取液中nopaline合酶活性的方法。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐