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Cell density was associated with PEI/DNA transfection efficiency. 细胞密度影响转染效率;
The bacterial cell density and the period of cocultivation of the different genotype apple had significantly effect on transfer efficiency. 苹果基因型、菌液浓度和共培养天数对不同基因型苹果的转化效率影响很大。
This is not an issue in heavily populated areas with high cell density, but may become an issue in sparsely populated/rural areas. 这在和高的细胞密度的人口稠密的区域中不是一个议题,但是可能在稀疏地居住/乡下的区域变成一个议题。
To achieve the aim of high cell density cultivation,fed-batch fermentation was applied,companied by chemic neutralization in our experiment. 将补料分批培养法与化学中和法相结合,对乳酸菌进行高密度培养。
Aim: To research the distribution of algae and establish prediction model of cyanophyta cell density(CCD) in some surface water source of Zhengzhou. 目的了解郑州市某地面水源不同季节藻类分布,并建立蓝藻细胞密度的预测模型。
The best corrected visual acuity, astigmatism, corneal pachymetry and corneal endothelial cell density were measured postoperatively. 术后追踪观察并发症以及最佳矫正视力、角膜散光、角膜厚度和角膜内皮细胞密度。
The goblet cell density (GCD) of conjunctival epithelium was significantly related to the intraoperative use of MMC and postoperative bleb shape. 术后远期眼表上皮杯状细胞密度(GCD)与术中MMC的使用及术后滤过泡的形态呈负相关。
The results showed that the cell density and Erythromycin titer in riginal strain and in recombicant strain were 1.37,3.8 and 2.82,5.1 respectively. Recombinant Sac. 与原始菌株比较;重组菌株细胞发酵密度分别为1.;37与2
Method: The effect of different cell density, different concentrations of fetal bovine serum (FBS), EGF and PDGF-BB on hMSCs proliferation was assessed by MTT assay. 方法：采用MTT比色法检测不同接种密度、不同浓度的胎牛血清、EGF和PDGF-BB对MSC生长的影响；
The grade of conjunctival squamous metaplasia, the conjunctival goblet cell density and the score of FL were significantly related to the control condition of DM. 杯状细胞密度和结膜上皮细胞鳞状化程度与糖尿病患者血糖控制情况呈显著性相关。
In its presence, cultures exposed to saturating concentration of EGF have a final cell density 3- to 4-fold higher than that of counterpart cultures exposed to EGF alone. 当它的面，文化暴露了浸透EGF的集中有一最终的房间浓度3-到高的4褶层与对应物文化的那独自暴露了到EGF比。
The red tide occurrence can be affected by the effects of the initial cell density on the interspecific competition between different species of red tide microalgae. 通过共培养的方法,研究了不同起始密度对赤潮异弯藻和中肋骨条藻、塔玛亚历山大藻和赤潮异弯藻、塔玛亚历山大藻和中肋骨条藻之间种间竞争的影响。
The results showed that using the elevated temperature method the cell density first increased and then decreased with increasing foaming temperature, due to cell coalescence. 研究结果表明：对于升温法，随发泡温度升高，泡孔密度先增大后减小，这是高温下泡孔破裂合并的结果；
The effect of initial cell density on the interspecific competition between Heterosigma akashiwo and Prorocentrum donghaiense was studied in this experiment by co-culture method. 摘要通过共培养的方法，研究了不同起始数量对赤潮异弯藻和东海原甲藻之间种间竞争的影响。
Results The positive cell density of VEGF and the number of MVD in Bifidobacterium prevention group were significantly lower than those in tumor control group (P<0.01). 结果双歧杆菌预防组大肠癌VEGF的阳性细胞密度及MVD的数量均明显低于肿瘤对照组(P<0.;01)。
Microscope, the cell density, shaped obviously, we can see strange single-core or multinucleated giant cells. 镜下，细胞密集，异型性明显，可见怪异单核或多核巨细胞。
The best expansion conditions for MSC in vitro was 1 l04/ml cell density, 10%FBS, 10ng/ml EGF and 10ng/ml PDGF-BB. After the induction of RA, MSC differentiated into neurons without dopaminergic neuron phenotype. 以接种密度为1×10~4个/ml、加入10%25胎牛血清、10ng/ml EGF和10ng/ml PDGF-BB的培养条件最有利于MSC的增殖；
The results showed that there is apparent positive dependent relationship between the killing activity of LAK cell and IL-2 dosage,and negative dependent relationship between the killing activity of LAK cell and the cell density in culture. 证明LAK细胞的NK活性和LAK活性与IL-2有非常明显的正向依赖关系,与培养细胞密度有明显的负向依赖关系。
The corneal endothelium was analyzed for cell density, percentage of hexagonal cells, and coefficient of variation (CV) of cell size. 角膜内皮细胞分析指标为细胞密度，六角形细胞比例及细胞大小变异系数。
Abstract: Recombinant fusion protein staphylokinase-hirudin has been produced by adopting the dissolved oxygen feed-back fed-batch with the high cell density cultivation strategy in E.coli BL21(DE3). 摘要: 采用溶氧反馈的分批培养流加补料的方法高密度培养重组大肠杆菌BL21(DE3)生产重组葡激酶-水蛭素融合蛋白。