Researchers discover that protein switches functions to regulate DNA replication
One protein. One mechanism of action. Two biologically opposite effects.
One protein. One mechanism of action. Two biologically opposite effects.
Biotechnology
Jul 23, 2021
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Atomic force microscopy (AFM) is a highly sensitive form of microscopy that makes it possible to map a surface with near-atomic resolution. Shaw Wei Kok and colleagues from A*STARs Singapore Institute of Manufacturing ...
Nanophysics
Apr 14, 2011
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At the same time that a cell's DNA gets duplicated, a third of it gets super-compacted into repetitive clumps called heterochromatin. This dense packing serves to repress or "silence" the DNA sequences within -- which could ...
Cell & Microbiology
Oct 16, 2011
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Hundreds of thousands of volunteers have helped to overturn almost a century of galaxy classification, in a new study using data from the longstanding Galaxy Zoo project. The new investigation, published in the journal Monthly ...
Astronomy
Jun 11, 2019
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Researchers have discovered the details of how cells repair breaks in both strands of DNA, a potentially devastating kind of DNA damage.
Biotechnology
Sep 11, 2013
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(Phys.org) —A group of researchers at the California Institute of Technology (Caltech) has created the optical equivalent of a tuning fork—a device that can help steady the electrical currents needed to power high-end ...
General Physics
Sep 26, 2013
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Maintaining the stability and the correct sequence of our genetic information is vital to the accurate transmission of our genetic code. However, in the course of replicating, our DNA frequently runs into roadblocks, arising ...
Cell & Microbiology
Apr 14, 2015
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34
(PhysOrg.com) -- Telomeres, the repetitive sequences of DNA at the ends of linear chromosomes, have an important function: They protect vulnerable chromosome ends from molecular attack. Researchers at Rockefeller University ...
Cell & Microbiology
Jul 10, 2009
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Like a tuning fork struck with a mallet, tiny gold nanodisks can be made to vibrate at resonant frequencies when struck by light. In new research, Rice University researchers showed they can selectively alter those vibrational ...
Nanophysics
Oct 16, 2017
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289
A Japanese firm has created what it claims is a world-first "noise-cancelling" fork to mask the sound made by slurping down noodles, dubbed "noodle harassment" on social media.
Consumer & Gadgets
Oct 25, 2017
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