Scientists pinpoint critical step in DNA repair, cellular aging
DNA repair is essential for cell vitality, cell survival, and cancer prevention, yet cells' ability to patch up damaged DNA declines with age for reasons not fully understood.
DNA repair is essential for cell vitality, cell survival, and cancer prevention, yet cells' ability to patch up damaged DNA declines with age for reasons not fully understood.
Cell & Microbiology
Mar 24, 2017
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When Gulf of Mexico algae don't get enough nutrients, they focus their remaining energy on becoming more and more poisonous to ensure their survival, according to a new study by scientists from North Carolina State University ...
Environment
Mar 12, 2013
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Cells in the human body are constantly being exposed to stress from environmental chemicals or errors in routine cellular processes. While stress can cause damage, it can also provide the stimulus for undoing the damage. ...
Biotechnology
Jun 16, 2011
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CRISPR/Cas9 is a precise gene editing technique whose development by Jennifer A. Doudna and Emmanuelle Charpentier was recognized with the 2020 Nobel Prize in Chemistry. Commonly known as "genetic scissors," CRISPR allows ...
Biotechnology
Aug 9, 2022
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Graphene quantum dots drawn from common coal may be the basis for an effective antioxidant for people who suffer traumatic brain injuries, strokes or heart attacks.
Nanomaterials
Apr 24, 2019
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163
When a bacterial cell divides into two daughter cells and those two cells divide into four more daughters, then 8, then 16 and so on, the result, biologists have long assumed, is an eternally youthful population of bacteria. ...
Cell & Microbiology
Oct 27, 2011
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Japanese researchers report that incorporating magnetic nanoparticles and an anticancer drug into crosslinked polymer nanofibers presents a twofold treatment for fighting cancer with diminished side effects.
Bio & Medicine
Jul 16, 2013
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Current thinking on how the Toxoplasma gondii parasite invades its host is incorrect, according to a study published today in Nature Methods describing a new technique to knock out genes. The findings could have implications ...
Cell & Microbiology
Dec 23, 2012
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A study published today in Trends in Ecology & Evolution unveils an intriguing connection between hot testicles and the evolution of potent anti-cancer genes in elephants.
Plants & Animals
Jun 27, 2023
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240
The research team of Professor Petra Beli and their collaborators have discovered that aldehydes, a type of toxic chemical produced by the body after drinking alcohol, damage cells by creating chemical crosslinks between ...
Cell & Microbiology
Nov 22, 2023
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103