查询词典 in vitro

In this paper the effects of mercury chloride on the coefficient of visceral organ of mouse and the meiotic maturation and the fertilization ability of mouse oocyte were studied by in vitro culture and in vitro fertilization of mouse oocytes,etc.

为探讨汞化合物对脏器及生殖的毒性，采用卵母细胞体外培养、体外受精的方法研究了汞对小鼠脏器系数、卵母细胞成熟和受精能力的影响。

The in vitro releasing property of the preparation was examined by the method of in vitro delivery. The in vivo releasing property of the preparation was evaluated by the shadowgraph technique of barium sulfate. Results The preparation method of the PYTCSD was obtained.

以苦参碱和氧化苦参碱体外释放度为指标，对制剂的包衣处方进行筛选；采用体外释放度测定法考察该制剂的体外释放性能；采用硫酸钡造影技术对该制剂在人体内的释放性能进行评价。

In the present experiment, the screening techniques for salt tolerance and mutants of strawberry leaf and anther callus in vitro were studied, and primary screening system for salt tolerance evaluation was established. It was studied the sensitivity to mutagen of different strawberry cultivars and different tissues in vitro.

本试验以草莓离体叶片及花药愈伤组织为试材进行了耐盐突变体的诱变及筛选研究，初步建立了草莓耐盐突变体诱变筛选的技术体系，研究了草莓品种以及离体组织对诱变剂的敏感性，并且对不同诱变处理再生植株的耐盐性差异进行了比较。

The system was able to help androgone in testis tissue go through meiosis in vitro without addition of testos-terone by providing necessary conditions for differentiation of androgone.Key words: testis;tissue culture;in vitro spermatogenesis;transmission electron microscopy;HE staining

证实，在没有添加睾酮的情况下，此培养体系能够提供睾丸组织块生精细胞分化所需要的条件，使非精子细胞类生精细胞减数分裂为精子细胞。

The peripheral blood mononuclear cells were aseptically isolated from goats not treated by selenium and cultured in vitro in media containing sodium selenite respectively at the levels of 4,8,12 and 16 μg/mL, and then their in vitro activation and IL-2 levels were tested.

无菌分离未服硒山羊PBMC，分别加入4，8，12和16μg/mL亚硒酸钠进行体外培养，检测硒在体外对PBMC的活化作用及其分泌IL-2的影响。

Bone marrow was drawn from rabbit by density gradient centrifugate in 70% Percoll fluid, the rate of cell survival was evaluated with trypan blue staining;The cells have been induced,differentiated and transfered of culture in vitro for five weeks; MSCs was seed onto BMG and continued to be cultured six weeks in vitro,then the compound was carried out to observe collagen by Masson staining.

抽取兔骨髓，用70% Percoll液，经密度梯度离心法分离MSCs，台盼蓝染色观察细胞存活率；诱导分化，传代，体外培养5周；复合BMG，继续体外培养6周，Masson染色观察胶原合成情况。

By field test and artificial coloring in vitro,it is for the first time affirmedthat cyanidine synthesis in rind in vitro is inhibited markedly when temperatures arebelow 13℃ or over 32℃.

通过田间试验和离体人工着色方法证实，在果实离体条件下，红富士苹果果皮花青素合成的适宜温度为20℃～25℃。

Objective To observe the development of mouse kidney in vitro at embryonic day 12、14、16 and postnatal day 1, and compare with the development of homeochronous kidney in vivo. And to select eligible the embryonic age for kidney culture in vitro.

目的 观察胚龄12、14、16、以及生后1天的肾组织体外培养的发育情况，与同期在体发育进行比较，探讨肾组织体外培养的胚龄选择。

In trial 1, the in vitro gas production, in vitro organic matter digestibility and metabolizable energy of rice straw block Ⅰ,Ⅱ,Ⅲ,Ⅳ and alfalfa block were measured.

试验1，通过体外产气法测定了稻草块Ⅰ、Ⅱ、Ⅲ、Ⅳ和苜蓿草块的体外产气量、产气参数、体外有机物消化率及代谢能。

The current methods of studing the mechanism of asthma aboard is take the nonasthmatic ASMCs as object and study the effect of every single related factor on the on proliferation of nonasthmatic ASMCs in vitro respectively. However, as the phenotypes and functional status of asthmatic and nonasthmatic ASMCs are different, it's deficient to infer the proliferative feature and the signal transduction pathway of asthmatic ASMCs in vivo from that of nonasthmatic ASMCs induced by every single factor in vitro.

目前国内外通常是分别研究与哮喘有关的各种影响因子对非哮喘ASMC增殖的影响，但由于非哮喘ASMC和哮喘ASMC的表型和功能状态存在差异，这种在体外分别以单一因子诱导非哮喘ASMC增殖来推断哮喘ASMC体内的增殖特性及信号转导途径的方法尚存在一定局限性。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。