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搜索结果: 1-15 共查到国际动态 Biologists相关记录30条 . 查询时间(0.015 秒)
About 70 percent of all human proteins include at least one sequence consisting of a single amino acid repeated many times, with a few other amino acids sprinkled in. These “low-complexity regions” ar...
Over the past decade, scientists have been exploring vaccination as a way to help fight cancer. These experimental cancer vaccines are designed to stimulate the body’s own immune system to destroy a t...
For all animals, eliminating some cells is a necessary part of embryonic development. Living cells are also naturally sloughed off in mature tissues; for example, the lining of the intestine turns ove...
Using the same mechanism, several species of fish have adapted to harsh environments, calling into question the idea of evolutionary chance, according to a National Science Foundation-funded stud...
Two University of Delaware researchers have been awarded a National Science Foundation grant to study the novel coronavirus that causes COVID-19.  They're using the kinds of h...
The social network LinkedIn tells a user how he/she is connected to another user. In real life, points of connection are not always that evident. However, identifying patterns or relationships and com...
Rice University scientists have created a toolkit for synthetic biologists who need to precisely tune the input and output levels of genetic circuits.The research, which is online in Nature Communicat...
On "Game of Thrones," a three-eyed raven holds the secrets of the past, present and future in a vast fantasy kingdom. But for real-world biologists, a "three-eyed beetle" may offer a true glimpse into...
A study led by scientists at Indiana University reports a new method to determine how bacteria sense contact with surfaces, an action that triggers the formation of biofilms -- multicellular structure...
A plant has one genome, a specific sequence of millions of basepairs of nucleotides. Yet how this genome is expressed can vary from cell to cell, and it can change as a plant goes through various life...
Synthetic biologists at Rice University have engineered gut bacteria capable of sensing colitis, an inflammation of the colon, in mice. The research points the way to new experiments for studying how ...
Stanford marine biologists have discovered that corals activate a specific group of ancient, defensive genes when exposed to stressful environmental conditions. These stress-induced genes could serve ...
Physical differences between males and females in species are common, but there remains much to learn about the genetic mechanisms behind these differences.  New research by scientists...
Before an egg becomes fertilized, sets of chromosomes must pair up to pass along genetic information. This happens within each reproductive cell, where separate chromosomes of male and female origin m...
Biologists at Indiana University have significantly advanced understanding of the genetic pathways that control the appearance of different physical traits in the same species depending on nutritional...

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