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成年白鼠神经干细胞对寨卡病毒无抵抗力
16-08-22 Zika infection kills off neural stem cells in adult mice bred to be vulnerable to the virus, researchers at the Rockefeller University and the La Jolla Institute for Allergy and Immunology report August 18 in Cell Stem Cell. It has yet to be studied...
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中国科学家八月进行CRISPR Cas9实验
16-07-27 A group of Chinese scientists is likely to become the first in the world to inject people with cells modified using the CRISPR Cas9 gene-editing technique. 一批中国科学家可能是世界上首次将利用CRISPR Cas9基因编辑技术修改的细胞植入人体。 A team at a h...
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植物如何感知电场
16-07-11 The cells of plants, animals and humans all use electrical signals to communicate with each other. Nerve cells use them to activated muscles. But leaves, too, send electrical signals to other parts of the plant, for example, when they were injured a...
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脑液流动如何传递信息
16-07-11 I had two fathers, a rich one and a poor one. One was highly educated and intelligent; he had a Ph.D. and completed four years of undergraduate work in less than two years. He then went on to Stanford University, the University of Chicago, and North...
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髋关节金属植入物会损害骨形成细胞的功能
16-06-23 In metal-on-metal pairings, both the shell and head of an implant consist of a cobalt-chromium-molybdenum alloy. The release of metal ions into the body has been reported as a result of implant wear. Bone loss (osteolysis) was observed in many cases...
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新一代高效太阳能电池
16-06-16 Researchers from the Universities of Bristol and Exeter are one step closer to developing a new generation of low-cost, high-efficiency solar cells. The structure is one of the worlds first examples of a tri-layer metasurface absorber using a carbon...
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基因改良细胞有望成为1型糖尿病新疗法
16-06-04 Genetically modified cells could eliminate the need for daily injections to treat type 1 diabetes, experts have revealed. 专家透露，有了基因改良细胞，1型糖尿病患者就可不必天天注射胰岛素了。 The human cell line is genetically engineered to produce, s...
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美国公司获许可测试死者神经系统能否被复苏
16-05-14 A groundbreaking trial to see if it is possible to regenerate the brains of dead people, has won approval from health watchdogs. 探究死者大脑能否重获新生的开创性实验已获卫生监管部门批准可以开展。 A biotech company in the US has been granted ethical...
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细胞死亡的新方式
16-04-09 Some cells are meant to live, and some are meant to die. The linker cell of Caenorhabditis elegans, a tiny worm that is a favored model organism for biologists, is among those destined for termination. This cell helps determine the shape of the gona...
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近距离观测细菌运动
16-03-30 Bacteria are the most abundant form of life on Earth, and they are capable of living in diverse habitats ranging from the surface of rocks to the insides of our intestines. Over millennia, these adaptable little organisms have evolved a variety of s...
