News tagged with environmental stress
Research spawns new discoveries showing how crops survive drought
Nov 18, 2009 |
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(PhysOrg.com) -- Breakthrough research done earlier this year by a plant cell biologist at the University of California, Riverside has greatly accelerated scientists' knowledge on how plants and crops can ...
Researchers study insecticide-free method for control of soybean aphids
Sep 15, 2009 |
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(PhysOrg.com) -- Two Iowa State University researchers are examining a new method of controlling soybean aphids without the use of chemical pesticides. Bryony Bonning, professor of entomology, and Allen Miller, professor of pl ...
Shellfish face an uncertain future in a high CO2 world
May 27, 2009 |
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Overfishing and disease have decimated shellfish populations in many of the world's temperate estuarine and coastal ecosystems. Smithsonian scientists, led by Whitman Miller, ecologist at the Smithsonian Environmental Research ...
Prion switching in response to environmental stress
Biology /
Nov 25, 2008 |
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If you have had a hard day at work, you may change your eating habits, perhaps favoring comfort food, but you don't suddenly develop the ability to eat the plate and cutlery. A new paper, published in this week's issue of ...
Search results for environmental stress
Genetic link found between stress-induced sleep loss and intrusive thinking
Jun 09, 2009 |
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The genetic factors that cause increased sleep problems during times of stress seem to be the same as those that make people with intrusive and ruminative thoughts have a higher prevalence of insomnia.
Gene study may help solve Sydney rock oyster mystery
Jun 09, 2009 |
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A study of oyster genetics is helping scientists better understand the mysterious QX-disease, which has been responsible in the past for killing Sydney rock oysters in the Georges and Hawkesbury Rivers.
Fetal study highlights impact of stress on male fertility
Oct 21, 2009 |
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Exposure to a combination of excess stress hormones and chemicals while in the womb could affect a man's fertility in later life, a study suggests.
Poverty can physically impair brain, reducing children's ability to learn
Apr 10, 2009 |
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(PhysOrg.com) -- Chronic stress from growing up in poverty can physiologically impact children's brains, impairing their working memory and diminishing their ability to develop language, reading and problem-solving skills, ...
First sister study results reinforce the importance of healthy living
Mar 16, 2009 |
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Women who maintain a healthy weight and who have lower perceived stress may be less likely to have chromosome changes associated with aging than obese and stressed women, according to a pilot study that was part of the Sister ...
Microbial societies do not like oligarchy
Mar 12, 2009 |
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Bacteria and humans tend to live in highly diverse and complex communities. Most interestingly, bacteria and humans appear to prefer to live in a democracy. This is the basic message of the paper entitled "Initial community ...
Acute stress leaves epigenetic marks on the hippocampus
Medicine & Health / Psychology & Psychiatry
Nov 24, 2009 |
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(PhysOrg.com) -- Scientists are learning that the dynamic regulation of genes -- as much as the genes themselves -- shapes the fate of organisms. Now the discovery of a new epigenetic mechanism regulating genes in the brain ...
Job strain associated with stroke in Japanese men
Jan 12, 2009 |
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Japanese men in high-stress jobs appear to have an increased risk of stroke compared with those in less demanding positions, according to a report in the January 12 issue of Archives of Internal Medicine.
Birds in captivity lose hippocampal mass
Oct 12, 2009 |
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(PhysOrg.com) -- Being in captivity for just a few weeks can reduce the volume of the hippocampus by as much as 23 percent, according to a new Cornell study.
Unraveling how cells respond to low oxygen
Aug 05, 2009 |
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Gary Chiang, Ph.D., and colleagues at Burnham Institute for Medical Research (Burnham) have elucidated how the stability of the REDD1 protein is regulated. The REDD1 protein is a critical inhibitor of the mTOR signaling pathway, ...
List of search results for environmental stress
