搜索结果: 1-15 共查到“国际动态 理学 DNA”相关记录15条 . 查询时间(0.205 秒)
韩国DNA纳米技术可将DNA像纸一样折叠
韩国 DNA纳米技术 DNA 折叠
2024/1/15
韩国首尔大学团队开发出DNA纳米技术，可以像折纸一样折叠或展开厚度为人类头发千分之一的DNA纳米结构。
科学家绘制细胞游离DNA单分子全基因组突变图谱
细胞游离 DNA单分子 全基因组 突变图谱
2024/1/15
体细胞突变是肿瘤发生的标志，可用于癌症的无创诊断。美国约翰·霍普金斯大学医学院绘制细胞游离DNA单分子全基因组突变图谱，用于癌症无创检测。该研究成果于近日发表在《Nature Genetics》杂志上，题为：Single-molecule genome-wide mutation profiles of cell-free DNA for non-invasive detection of can...
DNA shows poorly understood empire was multiethnic with strong female leadership（图）
DNA 基因工程 生物分子 考古
2023/6/19
Most of what is known about the Xiongnu people comes from their enemies.
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
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.
CAR-T实体瘤治疗有望突破：学会副理事长郭志刚教授团队发现DNA损伤修复抑制剂促进CAR-T肿瘤浸润并延缓衰竭
CAR-T 实体瘤治疗 细胞免疫疗法 郭志刚 DNA损伤修复 抑制剂 《Journal of Hematology & Oncology
2023/2/20
以CAR-T（嵌合抗原受体T细胞免疫疗法）为代表的细胞免疫治疗是人类目前对抗肿瘤最有效的方式之一。 CAR-T是利用基因工程技术，在T细胞上“安装“能特异性识别肿瘤细胞“生物弹头（嵌合抗原受体，CAR）”。“弹头”识别肿瘤细胞后，刺激T细胞释放大量的肿瘤杀伤因子，高效地杀灭肿瘤细胞，从而达到治疗恶性肿瘤的目的。与传统的药物不同的是，CAR-T是一种活的细胞药物，可以在体内大量扩增。CAR-T在临床...
New technique illuminates DNA helix
DNA螺旋 细胞 运动蛋白
2023/5/23
Cornell researchers have identified a new way to measure DNA torsional stiffness – how much resistance the helix offers when twisted – information that can potentially shed light on how cells work.
9 million NHGRI award to University of Chicago team will enable genome-wide discovery of the DNA sequences that regulate genes（图）
Human Genome fruit fly
2007/5/25
May 15, 2007，The National Human Genome Research Institute, part of the National Institutes of Health, has awarded $9.1 million over four years to a research team led by the University of Chicago to id...
May 14, 2007，In the daunting marathon that leads to successful drugs, promising drug candidates must pass toxicity tests before entering clinical trials. Researchers from MIT and the Whitehead Institu...
May 10, 2007，Imagine being able to rapidly identify tiny biological molecules such as DNA and toxins using less than a drop of salt water in a system that can fit on a microchip. It’s closer than you ...
8 May 2007，Researchers have produced new DNA evidence that almost certainly confirms the theory that all modern humans have a common ancestry.The genetic survey, produced by a collaborative team led b...
DNA updated and online
DNA teaching resource
2007/4/9
5 April 2007,A newly updated online exhibition, ‘DNA: The King's Story' charting the College's role in the discovery of the DNA double helix structure in the 1950s is relaunched. For the first time it...
Scientists Discover Sequence of Canine DNA Key to Diversity in Dog Body Size
Canine DNA Dog Body Size
2007/4/9
5 April 2007,Scientists have discovered a sequence of canine DNA key to the great diversity in the body size of dogs, from Chihuahuas to Grant Danes, according to research in the 6 April issue of Scie...
Latest advances in DNA sequencing highlighted at DOE Joint Genome Institute User Meeting
Genome DNA Biofuels
2007/3/27
26-Mar-2007，WALNUT CREEK, CA -- Four hundred researchers tapping the massive flow of DNA sequence information will gather March 28-30 to share their recent developments at the 2nd Annual U.S. Departme...
15 November 2006，The first-ever analysis of Neanderthal nuclear DNA from a 38,000 year-old Croatian fossil suggests Neanderthals and modern humans split into separate species about 370,000 years ago. ...