搜索结果: 1-15 共查到“国际动态 理学 Role”相关记录36条 . 查询时间(0.149 秒)
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...
Subtropical gyres are enormous rotating ocean currents that generate sustained circulations in the Earth’s subtropical regions just to the north and south of the equator. These gyres are slow-moving w...
New technology tracks role of macrophages in cancer spread（图）
New technology tracks role macrophages cancer spread
2020/11/6
Macrophages, cells that help engulf and destroy harmful organisms in the body, tend to be characterized as the Jekyll and Hydes of the immune system.Macrophages are essential first responders in fight...
Scientists shed new light on role of viruses in coral bleaching（图）
new light role viruses coral bleaching
2020/10/23
Scientists at Oregon State University have shown that viral infection is sometimes involved in coral bleaching -- the breakdown of the symbiotic relationship between corals and the algae the...
Research provides new view of the critical role of plankton in marine carbon storage（图）
Research provides new view critical role plankton marine carbon storage
2019/10/18
The sea is Earth's most formidable carbon dioxide storage machine, but mysteries abound about the interlocking processes and the myriad organisms involved.Now, thanks to NSF-funded research published ...
Dust On The Wind:Study Reveals Surprising Role Of Dust In Mountain Ecosystems（图）
Dust On The Wind Role Of Dust Mountain Ecosystems
2017/12/19
Find related stories on NSF's Critical Zone Observatories at this link.Trees growing atop granite in the southern Sierra Nevada Mountains rely on nutrients from windborne dust more than on nutrients f...
UW Study of Global Datasets Reveals Significant Role of Dust in Mountain Ecosystems（图）
UW Study Global Datasets Dust Mountain Ecosystems
2017/12/19
Trees growing atop the Bald Mountain Granite in the southern Sierra Nevada rely on nutrients from windblown atmospheric dust -- more than 50 percent -- compared to nutrients provided from underlying b...
Lemur Study Highlights Role of Diet in Shaping Gut Microbiome（图）
Lemur Role of Diet Shaping Gut Microbiome
2017/12/19
Many studies have demonstrated the effects of host diet on gut microbial membership, metagenomics, and fermentation individually; but few have attempted to interpret the relationship among these biolo...
Stanford research finds that diversity of large animals plays an important role in carbon cycle
Stanford diversity of large animals plays carbon cycle
2017/10/25
Trees in tropical forests are well known for removing carbon dioxide from the air and storing the potent greenhouse gas as carbon in their leafy branches and extensive roots. But a new analysis led by...
Materials Scientists Probe Protein’s Role in Speeding Ebola Spread（图）
Materials Scientists Protein’s Role Ebola Spread
2017/9/5
Two Johns Hopkins materials science graduate students and their professors played a key role in a multi-institution research project that pinpointed how a tiny protein seems to make the deadly Ebola v...
Extinction Mystery Solved? Fossil Evidence Suggests Humans Played a Role in Monkey’s Demise in Jamaica（图）
Extinction Mystery Fossil Evidence Humans Played Monkey’s Demise Jamaica
2017/9/4
Radiocarbon dating of a fossilized leg bone from a Jamaican monkey called Xenothrix mcgregori suggests it may be the one of the most recent primate species anywhere in the world to become extinct, and...
Old enzyme,new role
Old enzyme new role
2017/2/16
A team of researchers at the University of Delaware has discovered a new function for an enzyme that has long been known to have a central role in bacterial metabolism.Maciek Antoniewicz, Centennial J...
Four years ago, communities across the East Coast faced Superstorm Sandy, a weather system that claimed more than 70 lives in the United States and caused $65 billion in damages. Earlier this month, H...
We generally think of inheritance as the genetic transfer from parent to offspring and that evolution moves toward greater complexity. But there are other ways that genes are transferred between organ...
Major Storm Events Play Key Role In Biogeochemistry of Watersheds
Major Storm Biogeochemistry Watersheds
2016/2/22
A new Yale-led study offers a new conceptual framework for understanding the biogeochemistry of watersheds. The framework combines hydrologic and biogeochemical theory to test well established concept...