基因保存

小家鼠近交繁育中特色基因保存和丢失的研究

Study on Preservation or Loss of the Specific Gene During Propagation of Inbred Mice

研究结果将为白皮松优良无性系繁殖、基因保存、遗传改良以及人工种子生产等方面奠定坚实的理论基础。

The results would lay a good foundation for propagation excellent clones , gene preservation , genetic improvement and large-scale artificial seed production for Pinus bungeana .

本文通过对大扁杏组培过程中影响无菌材料建立、茎段增殖培养及愈伤组织诱导关键因素的研究，旨在为建立适合大扁杏离体快繁、基因保存、遗传转化技术体系奠定基础。

The study carried on the key factor of establishing the Prunus armeniaca no fungus system , using Prunus armeniaca stems propagate its buds and induce its callus tissue , to establish the foundation for Prunus armeniaca rapid propagation , gene keeping and genetic technique system .

家蚕基因库保存遗传系统白卵突变的杂交鉴定

Cross identification of white egg mutation in the genetic systam kept in the silkworm gene library

一个相关的建议强调了基因库保存脆弱动物植物遗传材料的作用越来越重要。

An associated recommendation emphasises the emerging importance of genebanks to conserve valuable plant and animal genetic material .

开展栓皮栎体胚发生再生植株研究，对栓皮栎优良无性系快繁、遗传改良和基因资源保存具有重要意义。

It is very important to quickly propagation excellent clones , genetic improvement and gene resource preservation through somatic embryogenesis plant regeneration for this species .

但是他补充说他怀疑流言会被证实具有破坏性，他还说他不想基因序列保存在公共数据库中。

But he added that he doubted that the rumor would prove damaging , and he said he would not want genetic sequences kept off public databases .

西南大学家蚕基因库保存的遗传系统18-130的蛾体色表现特殊性状，雄蛾为灰黑色，雌蛾为白色。

The analyzed genetic system 18-130 which is kept in the Bombyx mori gene bank of Southwest University showed a special character in the body colour of moth . The male moth is grey-black , the female moth is white .

PCR技术在转人肾素基因小鼠繁殖保存及育种中的应用

Application of PCR in Breeding of Human Renin Transgenic Mice

农业科学家M.S.Swaminathan说，基因库在保存培育抵御气候变化的作物所需的生物多样性方面具有关键作用。

Gene banks are critical to preserving the biodiversity needed to develop crops that can cope with climate change , says agricultural scientist M.S.Swaminathan .

森林基因资源收集保存的要点和方法

Method and Key Points in Collection and Preservation Forest Gene Resources

植物基因资源异境保存遗传抽样策略

Genetic Sampling Strategies for the Plant Gene Resource Ex Situ Conservation

建立了较为完善的家蚕基因资源持续保存的方法和管理技术体系。

Sustainable maintaining and management methodologies and techniques of Bombyx mori gene resources were also created .

林木种质基因资源收集保存利用的现状与对策

Present Situation and Countermeasures of the Collettion , Preservation and Utilization of Forest Tree Germplasm Gene Resources

种子脱水耐性和脱水敏感性的鉴定是制定种子的贮藏策略和物种基因资源长期保存的依据。

Identification of desiccation_tolerance and _sensitivity of seeds is the basis making storage strategy of seeds and long_term conservation of species gene resources .

目前国家基因库收集保存的野生大豆资源达6500余份，约占世界野生大豆收集材料的90%以上。

In China , more than 6500 accessions of annual wild soybeans have been collected , representing more than 90 % germplasm in the world .

家蚕人工授精已是较为成熟的技术，而家蚕生殖细胞的冷冻保存在特定基因的长期保存等方面具有重要意义。

Artificial insemination of silkworm have been succeed in research , and the cryopreservation of its germ cell have important significance in long-term conservation of the given gene .

旨在细胞水平上保存该三种畜禽品种遗传资源，为在基因水平上保存北京油鸡特异性状奠定基础，为其他畜禽品种资源保存提供借鉴。

The objective of this paper is to supply basis for conserving the genetic resource of the three breeds at cellular level and supply basis for conservation of quality of Beijing Fatty Chicken breed at genetic level .

广东杉木基因资源的收集保存与初步评价及利用

A Study on Collection , Conservation and Utilization for Gene Resource of Cunninghamia lanceolata in Guangdong Province

德国沙棘基因资源收集、保存和利用的必要性

The Seabuckthorn Collection in Germany an Example for the Necessity of Keeping and Sustainable Using of Genetic Resources

因此在畜禽保种工作中以减少基因纯合而保存群体全部基因为目的，来控制近交是不一定必要的。

Therefore it is not necessary to control inbreeding for conserving all genes of colong by reducing gene purity in the work of conserving breeds for farm animal and poultry .

目的通过检测凋亡细胞计数及凋亡相关基因bax和Fas的表达，探讨细胞凋亡及其相关基因在冷灌注保存大鼠肝脏组织中的作用。

Objective The effect of apoptosis and its related genes bax and Fas are studied in mouse liver of cold preservation .