After more than two years of the COVID-19 pandemic, you might picture a virus as a nasty spiked ball—a mindless killer that gets into a cell and hijacks its machinery to create a gazillion copies of itself before bursting ...
Cell & Microbiology
Sep 16, 2022
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Regulatory proteins common to all eukaryotic cells can have additional, unique functions in embryonic stem (ES) cells, according to a study in the February 22 issue of the Journal of Cell Biology. If cancer progenitor cells—which ...
Cell & Microbiology
Feb 22, 2010
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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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A study by Nanyang Technological University (NTU)'s Assistant Professor Li Hoi Yeung, Assistant Professor Koh Cheng Gee and their team have made an important contribution to the understanding of the process that cells go ...
Cell & Microbiology
Jul 14, 2009
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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
Most of the current clinical anti-tumor drugs used in chemotherapy move around in the patient's blood after intake and are unable to pinpoint the targeted tumor. As a result, while killing the tumor cells, the healthy cells ...
Biochemistry
Oct 2, 2019
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Like doctors making house calls, some DNA repair enzymes can relocate to the part of the cell that needs their help, a collaborative team of scientists at Emory University School of Medicine has found.
Cell & Microbiology
Mar 26, 2009
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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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RIKEN chemists have demonstrated a gold-nanocluster system that carries two components of a drug in a controlled ratio for maximum cancer-cell killing effect. The active drug remains safely masked until red light triggers ...
Bio & Medicine
May 30, 2024
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19
Proteins called cohesins ensure that newly copied chromosomes bind together, separate correctly during cell division, and are repaired efficiently after DNA damage. Scientists at the Carnegie Institution have found for the ...
Cell & Microbiology
May 6, 2010
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