通过观察细胞病变效应，用噻唑蓝(MTT)比色法检测细胞存活率，以确定该药物治疗指数。
By means of observing cytopathic effect and adopting MTT colorimetric assay for cell survival rate, their therapeutic index was calculated.
科学家们喜欢通过直接观察病变器官的细胞来研究疾病。然而，通常情况下，科学家们并不能轻易接触到这些细胞。
To study a disease, scientists like to look at cells from the diseased organ. But those cells aren't usually very easy for scientists to get their hands on.
科学家们喜欢通过直接观察病变器官的细胞来研究疾病。
To study a disease, scientists like to look at cells from the diseased organ.
科学家们喜欢通过直接观察病变器官的细胞来研究疾病。
To study a disease, scientists like to look at cells from the diseased organ.
目的观察人脐静脉内皮细胞（ECV304）受到单纯疱疹病毒2型（HSV-2）感染后的连续病变过程及形态学特征。
Objective To observe the pathological changes and morphological alterations of ECV304 cells after the infection by herpes simplex virus type 2 (HSV-2) in vitro.
病理观察：肝欣液大小剂量组小鼠肝细胞损伤性病变较轻，大剂量组病变又轻于小剂量组。
Pathological observation: The liver cell injury of the mice is less serious in both large and small dose groups of Gan Xin liquid, especially in large dose group the effect is more obvious.
前言：目的：观察不同稀释度的含清肺口服液的血清在组织培养上对仙台病毒、腺病毒3型和腺病毒7型致细胞病变作用的影响。
Objective: Observe the effects of the serum medicated with different concentrations of Qingfei Oral Liquid on the cell lesion of Sendai virus, adenovirus of type 3 and 7 over tissue culture.
方法用狗肾传代MDCK细胞培养法观察儿茶提取物抑制甲型流感病毒的致细胞病变作用；
Methods The inhibitory cytopathic effects (CPE) of catechu extract on influenza A virus were observed by MDCK cell culture techniques.
方法：通过观察药物毒性、病毒引起的细胞病变效应、MTT法检测细胞活性，判断药物毒性及药物抗病毒效应。
Methods: The toxic and antiviral effect was evaluated by observing toxic effect, cytopathic effect (CPE) and MTT colorimetric assay for vital cell rate.
目的观察血管内皮细胞生长因子受体嵌合蛋白对缺血性视网膜病变小鼠模型的视网膜新生血管化的抑制作用。
Objective To observe the inhibitive effects of vascular endothelial growth factor (VEGF) receptor chimeric proteins on retinal neovascularization in ischemia-induced mice model.
方法：体外试验采用组织细胞培养法，观察不同浓度药物对流感病毒FM1病毒株致细胞病变（CPE）的作用；
Method: The method of cell and tissue culture was utilized to carry out an observation on the cytopathy effect(CPE) led by influenza virus FM1 with the aerosol of different concentrations in vitro.
方法采用人胚脑神经细胞原代培养，接种TCID50的HCMV后用光镜、组织染色观察病变全过程。
Methods The human embryo cerebral neurons were prepared for the primary culture using light microscope, tissue staining after inocula-ting HCMV of TCID50.
方法采用人胚脑神经细胞原代培养，接种TCID50的HCMV后用光镜、组织染色观察病变全过程。
Methods The human embryo cerebral neurons were prepared for the primary culture using light microscope, tissue staining after inocula-ting HCMV of TCID50.
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