理学 >>> 数学 信息科学与系统科学 物理学 化学 天文学 地球科学总论 大气科学 地球物理学 地理学 地质学 水文学 海洋科学 生物学 科学技术史
搜索结果: 1-14 共查到理学 Kill相关记录14条 . 查询时间(0.069 秒)
How bacteria store information to kill viruses (but not themselves)(图)     细菌  基因工程  病毒       font style='font-size:12px;'> 2023/7/10
During the last few years, CRISPR has grabbed headlines for helping treat patients with conditions as varied as blindness and sickle cell disease. However, long before humans co-opted CRISPR to fight ...
New study of 150 million years of fish evolution provides first evidence to support scientific theory that commonly-eaten fish species will become smaller as waters warm under climate change. However,...
If you’ve ever been elbowed out of the way at the dinner table by older, stronger siblings, you’ll identify with wolves competing with larger bears for food. A study by Utah State University ecologist...
If you’ve ever been elbowed out of the way at the dinner table by older, stronger siblings, you’ll identify with wolves competing with larger bears for food. A study by Utah State University ecologist...
Scientists discover how blue and green clays kill bacteria     Scientists  blue and green clays  kill bacteria       font style='font-size:12px;'> 2016/1/17
Since prehistoric times, humans have used clays for medicinal purposes.Whether through ingestion, mud baths, or as a way to stop bleeding from wounds, clay has long helped keep humans healthy. Scienti...
Study Spells Out Why Some Insects Kill Their Mothers     Some Insects  Kill  Their Mothers       font style='font-size:12px;'> 2015/11/12
One day a few years ago, while working on wasps in a rainforest in Costa Rica, entomologist Kevin J. Loope, a postdoctoral researcher at the University of California, Riverside, began reading about th...
Men and women often enter relationships with different long-term goals. In the animal world, differences in approaches to reproductive success can lead to sexual conflict.Male fruit flies, for example...
Female pumas kill more prey but consume less when their territories bump into human development, UC Santa Cruz researchers report in a new study based on monitoring more than two dozen pumas in the Sa...
Conventional treatment seeks to eradicate cancer cells by drugs and therapy delivered from outside the cell, which may also affect (and potentially harm) nearby normal cells.
Experiments were conducted to investigate spatiotemporal patterns in lytic and lysogenic viral infection using water samples collected on the Canadian Arctic Shelf, southern Beaufort Sea. Viral produc...
Immune cells use 'bungee of death' to kill dangerous cells     Immune cells  bungee of death  dangerous cells       font style='font-size:12px;'> 2010/3/10
Immune cells use a bungee-like nanotube to snare dangerous cells, according to new research funded by the Medical Research Council (MRC).The findings by researchers from Imperial College London show t...
03 May 2007,In research published in the journal Proceedings of the National Academy of Science, scientists have found that Photorhabdus bacteria produce an antibiotic which inhibits the work of an en...
Will climate change kill the Amazon?     climate change       font style='font-size:12px;'> 2007/3/30
28 March 2007,One of the most profound predicted impacts of climate change was discussed in a landmark conference at Oriel College by scientists, conservationists and policymakers from Europe and Nort...
Algae Toxin Identification Unravels Fish-Kill Mystery(图)     Algae Toxin  fish kills  Environmental Science       font style='font-size:12px;'> 2007/1/29
January 19, 2007,A team of researchers from the Hollings Marine Laboratory in Charleston, S.C., has uncovered a subtle chemical pathway by which normally inoffensive algae, Pfiesteria piscicida, can s...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...