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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0
How do you imagine the interior of our cells? Often compared to tiny factories, cells found smart and sophisticated ways to organize their interiors. Most biological processes require cells to bring together structures such ...
Cell & Microbiology
Nov 7, 2018
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10
Using a new imaging technique, National Institutes of Health researchers have found that the biological machinery that builds DNA can insert molecules into the DNA strand that are damaged as a result of environmental exposures. ...
Cell & Microbiology
Nov 25, 2014
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Which antimicrobial resistance genes are present in bacteria, for example in a hospital ward? For laboratories with limited financial resources characterizing bacterial DNA is difficult, as this often requires expensive equipment. ...
Cell & Microbiology
Jun 20, 2022
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37
A new study shows exactly how the gene BRCA2, linked to susceptibility to breast and ovarian cancer, functions to repair damaged DNA. By studying BRCA2 at the level of single molecules, researchers at the University of California, ...
Cell & Microbiology
Apr 3, 2023
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3
Chemotherapy and radiotherapy aim to destroy cancer cells by inducing DNA double-strand breaks—damage that, once inflicted, usually causes the cells to die. But damage to a cell's genetic material also activates a signaling ...
Biochemistry
Jul 27, 2023
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61
They call it the "white plague," and like its black counterpart from the Middle Ages, it conjures up visions of catastrophic death, with a cause that was at first uncertain even as it led to widespread destruction – on ...
Environment
Sep 12, 2013
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0
DNA can signal the presence of or predisposition to a slew of diseases, including cancer. The ability to flag down these clues, known as biomarkers, allows medical professionals to make critical early diagnoses and provide ...
Biotechnology
Jan 24, 2023
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35
In a Nature Communications paper published this week, IMEC, the world-leading research and innovation hub in nano-electronics and digital technology, describes a new concept for direct identification of single DNA bases. ...
Nanophysics
May 3, 2018
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7
Genomes are like the biological owner's manual for all living things. Cells read DNA instantaneously, getting instructions necessary for an organism to grow, function and reproduce. But for humans, deciphering this "book ...
Biotechnology
Jul 1, 2015
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