When NASA's Artemis 1 lunar mission takes off on August 29, on board will be four science experiments—including one from Canada.
Space Exploration
Aug 29, 2022
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8
Scientists have shown how plants can protect themselves against genetic damage caused by environmental stresses.
Cell & Microbiology
Aug 27, 2021
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50
In a recent study, researchers at Johns Hopkins Medicine suggest that the cell's messenger RNA (mRNA)—the major translator and regulator of genetic material—along with a critical protein called ZAK—spurs the cell's ...
Cell & Microbiology
Jul 2, 2024
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68
Excessive exposure to ultraviolet (UV) radiation of sunlight can result in skin damage and may even induce skin cancers. Irradiation with UV light causes mutations in the DNA, which can interfere with or even inhibit the ...
Biochemistry
Nov 28, 2011
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People are occasionally exposed to potentially harmful substances in the environment or through their diets or habits. For example, a compound found in cigarette and industrial smoke, benzo(a)pyrene (BaP), is known to damage ...
Molecular & Computational biology
Feb 22, 2023
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19
New research has identified crucial biological sensors that determine seed longevity and control germination. ATM and ATR proteins sense DNA damage in seeds and are essential factors that help plants retain correct genetic ...
Ecology
Sep 26, 2016
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Genomes are routinely subjected to DNA damage. But most cells have DNA repair systems that enforce genome stability and, ideally, prevent diseases like cancer. The trouble gets serious when these systems break down. When ...
Molecular & Computational biology
Sep 16, 2020
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44
Beachgoers are familiar with the experience of spending hours in the sun, going home, and noticing only hours later that their skin has changed color.
Molecular & Computational biology
Aug 2, 2023
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31
(Phys.org) —In the race to adapt to climate change, weeds may be the winners. Understanding their well-honed coping mechanisms could inform strategies for ecological management, says a Cornell crop and soil researcher.
Ecology
Mar 13, 2013
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Our genomes encounter DNA damaging events continuously. As damage accumulates, our cells react and stop the cell division process, giving repair mechanisms time to act. To achieve this, two master protein kinases called ATR ...
Cell & Microbiology
Dec 19, 2014
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