查询词典 in vitro

In this paper, three methods were used to detemined the pollen viability of maize , including iodine-iodide kalium method, triphenyl tetrazolium chloridemethod and germination in vitro.

本文采用碘-碘化钾法，氯化三苯基四氮唑法及离体萌发法对花粉活力进行了室内测定，并与大田测定结果做了相关分析。

Hypoxia in vitro caninduce the changes of trophoblast which are similar to the changes in preeclampsia.

体外缺氧可诱导滋养细胞发生类似子痫前期的改变。

To observe the abnormal morphs of the trophozoite of Giardia lamblia in vitro axcenical cultivation. G. lamblia trophozoites were cultivated axenically in modified TYI-S-33 medium. Sediments, which contain the trophozoites, on the bottom of the culture tubes were collected at different time after inoculations.

目的 观察体外纯培养的蓝氏贾第鞭毛虫滋养体的异常形态，方法用改良TYI-S-33培养基培养贾第虫，在接种后不同时间取培养管底部虫体涂片，Giemsa's染色，在显微镜下观察虫体形态并照相。

Objective: To investigate the in-vitro interferon-gammarelease assay based on different Mycobacterium tuberculosis antigens in the diagnosis of tuberculosis and of latent tubercular infections, and to compare it with the tuberculin skin test.

目的 探讨三种结核分枝杆菌抗原刺激外周血单个核细胞后γ干扰素检测对于结核分枝杆菌潜伏感染及结核病的诊断意义，并与结核菌素皮试进行比较。

ConclusionTest tube tuberous root of Pueraria thomsonii Benth.could be induced in sterile conditions in vitro.

结论无菌离体条件下可以诱导出粉葛试管块根。

In this system, tubular scaffold can rotate slowly around own major axis. By means of this, three-dimension tissuesor organs can be cultured in vitro. Part IIIHVEC, VSMC and fibroblast were seeded onto inner surface of tubular porous PGA and PHB scaffold precoated with collagen. Sead HVEC,VSMC and fibroblast onto three porous polyglycolic acid and Poly-?

我们还特别设计了旋转培养装置，通过微型马达驱动，减速装置作用使旋转部分绕自身中心水平轴做缓慢转动，从而使置于旋转部件上的管形支架绕其正中长轴作缓慢旋转，其原理与美国 Genzrpe公司的 RCCS（Rotary cell culture system RCCS）系统相仿。

our successful cloning and expression of human tum 5 gene and purification of rhtum 5 protein lay a basis for further study on the application of this protein to anti angiogenesis in vitro and in vivo.

成功的构建了人tum 5基因的原核表达载体，并纯化了该基因的原核表达产物。

In vitro,we can harvest a lot of megakaryoctes derived from cord blood in the new two-step method.

在体外，使用种新的两步培养法可获取大量的脐血来源的巨核细胞以供研究使用。

Methods Human VLDL was prepared by one-step ultracentrifuge and oxidized by Cu2+ in vitro; Que and Iso in different concentrations were added to VLDL before incubation with Cu2+.

方法采用一次性密度梯度离心法分离人血浆VLDL，用Cu2+进行体外氧化修饰，抗氧化组在温育前加入不同浓度的Que和Iso。

Based on the experience and methods summed up by other researchers, the technique of cell culture was employed to study bovine follicular oocytes maturation, fertilization and the development of earlier embryo in vitro. The objective of this research is to upbuild and perfect a set of high-and-new-tech systems to obtain high-yield and high-quality bovine embryo, to provide technical operational regulations and ways and means to embryo engineering in practical production, to accumulate data for theoretical research.

本研究在总结前人研究的基础上，应用体外培养技术对牛卵母细胞体外成熟、体外受精及早期胚胎体外发育作了进一步研究，旨在建立健全一套完整的体外生产高产优质牛胚胎的高新技术体系，为胚胎工程和生产实践提供技术操作规程和方法，为理论研究积累资料。

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。