As we learn more about the DNA in human cells and how it controls the growth and development of cells, then maybe we can explain a very important observation.
当我们了解了更多关于人类细胞的DNA，以及它是如何控制细胞的生长和发育的，那么也许我们可以解释一个非常重要的观察结果。
In the human body, the parasites multiply in the liver, and then infect red blood cells.
这种寄生虫在人体的肝脏中繁殖，然后感染血红细胞。
As proof of principle, Barbas's team has taken human cells and inserted a gene that their ZFR would recognise. They then used the recombinase to insert the gene into the cells' genome.
巴尔·巴斯的团队为了证实这一原理，他们在人体细胞中植入了他们的ZFR能辨识的基因，然后利用重组酶将基因植入到基因组细胞中。
Then they grew human mesenchymal stem cells - the precursors of bone, muscle and many other tissue types - on the gels.
然后在凝胶上培育人体间质干细胞——骨骼、肌肉和其他组织类型的前体。
They then synthesised the series of amino acids - or proteins - that the region of the genes produce, and tested their effects on human and monkey immune cells.
随后，这组科学家合成了这个区域的基因所产生的氨基酸序列——或者蛋白质，并在人类和猴子的免疫细胞中测试它们的效果。
They then applied the substances to a culture of human cells. And the cells experienced a 240 percent increase in the production of nitric oxide, which is known to jump start the immune system.
然后，科学家们将这些物质加入人类细胞培养皿中，发现这些细胞的一氧化氮含量增长了240%，而一氧化氮可以迅速启动人类的免疫系统。
They then applied the substances to a culture of human cells.
接着，科学家们将这些眼妆加入人体细胞的培养皿。
Then each embryo's immature stem cells - containing DNA that is 99 per cent human - can be harvested and used to create brain, skin, heart and other tissue for treating crippling diseases.
其后，每一个胚胎的未成熟干细胞—含有99%的人的DNA—能够培育成脑、皮肤、心脏和别的组织，用以治疗畸形症等。
To determine if the mouse findings were relevant to human cancers, the researchers then examined CD276 expression patterns in endothelial cells derived from cancer patients.
为了明确在小鼠的发现是否和人类肿瘤相关，他们接着研究了CD 276在肿瘤病人内皮细胞的表达型。
"When a drug company is developing a new drug it first tests it on human cells and then tests it on animals before beginning trials on humans," he said.
他说：当药商生产一种新药后，首先是人类细胞测试，然后是动物试验，最后是人体实验。
Because the oncogenes had been artificially introduced into those cell lines, the researchers then tested their model in human lung cancer cells with the EGFR mutation.
上述试验是人工将癌基因导入肿瘤细胞株，另外的实验是在具有EGFR突变的肺癌肿瘤模型上进行。
Methods: Healthy human gingiva and periodontal ligament were acquired from patients, then gingival fibroblasts and periodontal cells were cultured in vitro.
方法：采集健康的牙龈组织和牙周膜，体外培养牙龈成纤维细胞和牙周膜成纤维细胞。
Human bone marrow mesenchymal sten cells (BMSCs) were seeded into CPC-PLGA polymer and cultured in vitro, then detected by SEM.
将人骨髓间充质干细胞种植于CPC - PLGA复合物上并体外培养，然后进行扫描电镜观察。
Aim to clone human CD81 gene from peripheral blood lymphocytes, and construct its eukaryotic expression vector, and then express it in COS-7 cells.
目的从人外周血淋巴细胞中克隆出cd 81基因，构建真核表达质粒，并在COS - 7细胞中进行表达。
If you believe that human life comes into existence as soon as the cells start to grow, then the practice of removing human stem cells from an embryo kills it.
如果你相信人类的生命随着细胞开始成长而存在，那么从胚胎中移除人体干细胞的行为就是杀人。
Objective To construct eukaryotic expressing vector of human melanin-concentrating hormone receptor 1(MCHR1), then to transfect CHO cells with the vector for establishment of stable CHO cell line.
目的构建人黑色素浓集激素1型受体（MCHR1）真核表达载体，转染CHO细胞，建立稳定转染的CHO细胞系。
Cities is formed by the assembly of human beings and then evolved into an organized system, in which people are the most active and creative cells.
城市由人类最初的聚居地演化而来，它不断地演进和成长为一个有机系统。
Human blood stem cells, known as CD34 + cells, then are transplanted into the mice.
后来又采用植入人类造血干细胞，也就是CD34 +细胞的方法。
Then, both human and yeast cells were used to determine the effects of these mutations on protein function and cell viability.
然后，在人类和酵母细胞中检测了这些突变对于蛋白质功能和细胞生存能力的影响。
Methods the neural stem cells were isolated, identified and amplified from the cortex of aborted human embryo with 10 to 14-week gestational age, then telomerase activity was detected by PCR-ELISA.
方法分离、鉴定并扩增取自10 ~ 14周药物流产胎儿大脑皮质的神经干细胞，应用pcr - ELISA法检测神经干细胞端粒酶活性。
They then observed a small percentage of stem-like cells in human ovarian cancer lines and in cells taken from ascites fluid that had accumulated within the abdomen of several ovarian cancer patients.
接着他们在人卵巢癌株和从腹水中取出的癌细胞中观察到很小比例的干细胞样细胞，腹水由取之数位卵巢癌患者的腹部积累而成。
METHODS: Primary human periodontal ligament cells were obtained and passaged. Then the cells were stretched by dynamic mechanical strain unit with 1%, 10% and 20% strain at different time.
方法：通过原代和传代培养，获得性状稳定的人牙周膜细胞，使用动态机械应变细胞加载仪对细胞进行1%、10%和20%动态牵张应变加载。
MethodsPrimary human insulinoma cells were isolated by using collagenase type p, and then purified by repeatedly selective cell culture.
方法原代分离人胰岛素瘤细胞，经多次筛选培养进行纯化。
Aim to construct anti HFRS virus human engineering antibody expression vectors and then to express it in eukaryotic cells.
目的构建人源性抗hfrs病毒基因工程抗体基因的表达载体，为其进一步在真核细胞中表达奠定基础。
HIV virus cell surface receptor binding, and then transferred to the cell coat in the cytoplasm, which infected human cells.
HIV病毒会绑定细胞表面受体，然后将衣壳转移到细胞的胞浆之中，从而感染人体细胞。
They found these stem cells, which act as a kind of master cell, first in batches of ovarian tumor cells taken from mice. They then identified similar cells in human cancer cells.
他们发现这些细胞扮演着一种基本细胞的角色，首先从小鼠的卵巢肿瘤分离得到，而后又在人的癌细胞中鉴定出类似的细胞。
They found these stem cells, which act as a kind of master cell, first in batches of ovarian tumor cells taken from mice. They then identified similar cells in human cancer cells.
他们发现这些细胞扮演着一种基本细胞的角色，首先从小鼠的卵巢肿瘤分离得到，而后又在人的癌细胞中鉴定出类似的细胞。
应用推荐