When the human genome was first sequenced, experts predicted they would find about 100,000 genes. The actual number has turned out to be closer to 20,000, just a few thousand more than fruit flies have. The question logically ...
Cell & Microbiology
Dec 31, 2014
107
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Fruit flies infected with a blood-borne parasite consume alcohol to self-medicate, a behavior that greatly increases their survival rate, an Emory University study finds.
Plants & Animals
Feb 16, 2012
12
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A quartet of researchers with PSL Research University, CNRS, has found that a peptide in male fruit fly semen somehow makes its way to the female fruit fly brain after copulation, resulting in improvements in long-term memory. ...
UA researchers have discovered some of the changes in genes, physiology and behavior that enable a species to drastically change its lifestyle in the course of evolution.
Evolution
Jan 28, 2015
2
31
Proper tissue function and regeneration is supported by stem cells, which reside in so-called niches. New work from Carnegie's Yixian Zheng and Haiyang Chen identifies an important component for regulating stem cell niches, ...
Cell & Microbiology
Jul 12, 2013
0
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(PhysOrg.com) -- Feeling jet-lagged? You may need your internal clock reset. New Cornell research has taken a major step toward treating jet lag and other more serious syndromes by advancing our understanding of how circadian ...
Cell & Microbiology
Nov 15, 2011
1
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Just like us, many insects need a decent night's sleep to function properly, but this might not be possible if they have been exposed to neonicotinoid insecticides, the most common form of insecticide used worldwide, suggests ...
Plants & Animals
Jan 21, 2021
3
539
Female promiscuity—something that occurs in a majority of species, including humans—results in the ejaculates from two or more males overlapping within her reproductive tract. When this happens, sperm compete for fertilization ...
Evolution
Sep 26, 2013
3
0
When an individual cell needs to move somewhere, it manages just fine on its own. It extends protrusions from its leading edge and retracts the trailing edge to scoot itself along, without having to worry about what the other ...
Cell & Microbiology
Mar 13, 2017
0
1111
(PhysOrg.com) -- Curious snake-like forms have been spotted in cells from many different species across the evolutionary tree. Now Oxford scientists have shown they exist in human cells as well.
Cell & Microbiology
Oct 3, 2011
14
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