Bad news for the Gulf of Mexico: a study released in late December sheds new light on the toxicity of oil in aquatic environments, and shows that environmental impact studies currently in use may be inadequate. The report ...
Environment
Jan 9, 2012
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A new study published in Scientific Reports has found that methylene blue, a century-old medicine, has the potential to be a highly effective, broad-spectrum UV irradiation protector that absorbs UVA and UVB, repairs ROS ...
Biochemistry
May 28, 2021
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792
Ultraviolet light endangers the integrity of human genetic information and may cause skin cancer. For the first time, researchers at Karlsruhe Institute of Technology (KIT) have demonstrated that DNA damage may also occur ...
Biochemistry
Sep 14, 2020
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595
Excessive sunbathing damages the skin. Humans are not the only ones who need to monitor their exposure to UV rays: animals are at risk too. Dogs and cats with white or thin coats are at particular risk, as are animals with ...
Plants & Animals
Jun 27, 2014
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1
(PhysOrg.com) -- Physicists at the University of Toronto have discovered that changes in the Earth's ozone layer due to climate change will reduce the amount of ultraviolet (UV) radiation in northern high latitude regions ...
Earth Sciences
Sep 6, 2009
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Whales have been shown to increase the pigment in their skin in response to sunshine, just as we get a tan.
Plants & Animals
Aug 30, 2013
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(PhysOrg.com) -- A new study by Cornell researchers uncovers the details of how the world's toughest bacterium survives lethal radiation exposure.
Cell & Microbiology
Oct 19, 2009
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Our DNA is constantly exposed to damaging factors that can lead to aging and age-related diseases such as cancer. PARP1 is an important enzyme that facilitates the response to DNA damage by attaching chemical groups called ...
Cell & Microbiology
Apr 28, 2023
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558
Two teams of bio-researchers have developed similar processes for demonstrating how photolyase isolates use light to repair damaged DNA. In their papers, both published in the journal Science, the two groups outline their ...
Most living things have a suite of genes dedicated to repairing their DNA, limiting the rate at which their genomes change through time. But scientists at Vanderbilt and University of Wisconsin-Madison have discovered an ...
Evolution
May 21, 2019
3
158
