搜索结果: 31-45 共查到“国际动态 基因工程”相关记录864条 . 查询时间(2.057 秒)
国外研究发现细胞基因表达新机制
细胞 基因表达 细胞分化
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2024/1/23
捷克马萨里克大学中欧技术研究所的科研团队发现了一种新的细胞分化基因表达机制。该研究项目名为“植物减数分裂的调控及其操作技术的发展”，相关成果发表在《科学》上。
近日，新疆农业科学院核技术生物技术研究所陈果副研究员在国际期刊《Nucleic Acids Research》（IF = 19.160）杂志在线发表了题为《A novel active transposon creates allelic variation through altered translation rate to influence protein abundance》的研究论文。...
Sex differences in gene expression in alveolar type 2 (AT2) cells may underlie sex biases in the prevalence and severity of lung diseases, according to a study led by University of Pennsylvania scient...
Scientists discover a new way of sharing genetic information in a common ocean microbe（图）
海洋微生物 共享 遗传信息 原绿球菌 光合生物 基因转移
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2023/6/21
From the tropics to the poles, from the sea surface to hundreds of feet below, the world’s oceans are teeming with one of the tiniest of organisms: a type of bacteria called Prochlorococcus, which des...
近日，联合国粮食及农业组织（FAO）发布主题为《基因编辑与农业食品系统》（Gene editing and agrifood systems）的议题报告（https://www.fao.org/3/cc3579en/cc3579en.pdf）。报告指出，在全球变暖、极端天气、水土退化、战争冲突、大流行病和人口变化的严重影响下，全球农业食品系统遭到了不同程度的破坏，由此导致了广泛的饥饿、营养不良和不...
New CRISPR-based tool inserts large DNA sequences at desired sites in cells（图）
CRISPR 新型工具 大DNA序列 PAST 基因工程
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2023/6/21
Building on the CRISPR gene-editing system, MIT researchers have designed a new tool that can snip out faulty genes and replace them with new ones, in a safer and more efficient way.
Alzheimer’s risk gene undermines insulation of brain’s “wiring”（图）
阿尔茨海默氏症 风险基因 APOE4 脑细胞 隔离神经元
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2023/6/21
It’s well-known that carrying one copy of the APOE4 gene variant increases one’s risk for Alzheimer’s disease threefold and two copies about tenfold, but the fundamental reasons why, and what can be d...
A team of scientists at the Whitehead Institute for Biomedical Research and the Broad Institute of MIT and Harvard has systematically evaluated the functions of over 5,000 essential human genes using ...
The liver’s ability to regenerate itself is legendary. Even if more than 70 percent of the organ is removed, the remaining tissue can regrow an entire new liver.
In recent years, scientists who study gene expression in cells have used a method that essentially pins a tail on RNA and tracks their whereabouts. However, certain types of RNA evade the process. Now...
Illumina首个中国生产制造基地在沪启用，总投超5亿（图）
基因测序 因美纳 医学检测
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2023/3/30
据闵行区经委消息，全球基因测序技术领军企业因美纳，近日在沪启用在华首个生产制造基地，并计划未来5年逐步实现高端基因测序仪及耗材全面本土化生产。
Within a given tissue or organ, cells may appear very similar or even identical. But at the molecular level, these cells can have small differences that lead to wide variations in their functions.
东南大学科研团队在《Nature Communications》上发表最新成果（图）
胚胎干细胞 DNA复制 R-loop
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2022/9/16
近日，东南大学生命科学与技术学院林承棋教授和罗卓娟教授团队在国际著名期刊《Nature Communications》发表了题为“ZFP281-BRCA2 prevents R-loop accumulation during DNA replication”的研究论文，报导了ZFP281与BRCA2互作阻碍R-loop异常积累，维持胚胎干细胞DNA复制的正常进程。
研究人员研发出世界上最小的生物力学连接装置
微小氨基酸链 生物力学 缩氨酸 基因工程
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2022/6/16
普林斯顿大学的研究人员制造出世界上最小的机械互锁生物结构，一个由称为肽的微小氨基酸链组成的双环链。该研究结果发表于《自然·化学》（Nature Chemistry）上。
The Human Genome Project was an ambitious initiative to sequence every piece of human DNA. The project drew together collaborators from research institutions around the world, including MIT's Whitehea...