Imagine a pair of twins that everyone believed to be estranged, who turn out to be closer than anyone knew. A genetic version of this heartwarming tale might be taking place in our cells. We and other mammals have two copies ...
Cell & Microbiology
Mar 5, 2015
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(Phys.org) —With estimates of losing 15 to 40 percent of the world's species over the next four decades – due to climate change and habitat loss, researchers ponder in the Sept. 26 issue of Nature whether science should ...
Ecology
Sep 25, 2013
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(Phys.org) —To live together harmoniously in our bodies, cells need to be able to distinguish which of those among them are sanctioned residents and which are interlopers. This way, native cells can be left alone to do ...
Cell & Microbiology
Aug 1, 2013
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How a group of animals can abandon sex, yet produce more than 460 species over evolutionary time, became a little less mysterious this week with the publication of the complete genome of a bdelloid rotifer (Adineta vaga) ...
Biotechnology
Jul 22, 2013
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Whitehead Institute researchers have determined that the transcription factor Nanog, which plays a critical role in the self-renewal of embryonic stem cells, is expressed in a manner similar to other pluripotency markers. ...
Cell & Microbiology
Jul 3, 2013
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(Phys.org) —Olfactory sensory neurons – nerve cells in the nose – directly sense molecules that convey scent, then send the signals to the brain. Biologists have long wondered how it's possible for each nerve cell to ...
Cell & Microbiology
Mar 5, 2013
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With the uplift of the Tibetan Plateau, large mountains and rivers were created in Eurasia that significantly altered its geomorphology and climate. Since they are largely restricted to river systems, fishes are more likely ...
Plants & Animals
Mar 23, 2023
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22
Bee colonies consist of a queen bee, lots of female worker bees and some male drones. The gene that determines the sex of the bees is much more complex than has been assumed up until now and has developed over the course ...
Plants & Animals
Oct 31, 2013
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Whitehead Institute researchers have used the gene regulation system CRISPR/Cas to engineer mouse genomes containing reporter and conditional alleles in one step. Animals containing such sophisticated engineered alleles can ...
Cell & Microbiology
Aug 29, 2013
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Individuals of a particular species generally differ from one another. We are clearly most adept at recognizing members of our own species, although dog and cat owners will be ready to confirm that their pets look unique. ...
Biotechnology
Jun 11, 2013
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