'Longevity gene' responsible for more efficient DNA repair
Explorers have dreamt for centuries of a Fountain of Youth, with healing waters that rejuvenate the old and extend life indefinitely.
Explorers have dreamt for centuries of a Fountain of Youth, with healing waters that rejuvenate the old and extend life indefinitely.
Biotechnology
Apr 22, 2019
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853
A study by Ph.D. student Hanna Nyborg Støstad has investigated the peculiar spiral shape of songbird sperm. Støstad compared sperm cells of 36 bird species including house sparrows and tree swallows, and found that species ...
Plants & Animals
Apr 5, 2019
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197
As David Cortez, Ph.D., tells the story of his research team's latest discovery, he shakes his head in disbelief.
Cell & Microbiology
Mar 1, 2019
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33
Researchers from the University of Copenhagen have identified a specific mechanism that protects cells from natural DNA errors that could permanently damage the genetic code and lead to diseases such as cancer. The study ...
Cell & Microbiology
Feb 28, 2019
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86
The DNA replication process in which cells divide to create new cells also triggers repair of DNA damage, researchers from the University of Copenhagen report in a new study. The researchers studied extracts from frog eggs, ...
Cell & Microbiology
Jan 23, 2019
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28
A team led by researchers at Baylor College of Medicine and the University of Texas at Austin has applied an unconventional approach that used bacteria to discover human proteins that can lead to DNA damage and promote cancer. ...
Cell & Microbiology
Jan 10, 2019
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253
Researchers at the University of Missouri have unraveled how a cancer-critical enzyme is positioned on cell surfaces. The enzyme enables tumor cells to tunnel through collagen, creating a convenient path for tumors to spread ...
Biochemistry
Dec 6, 2018
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65
Since Carnegie Institution's Barbara McClintock received her Nobel Prize on her discovery of jumping genes in 1983, we have learned that almost half of our DNA is made up of jumping genes—called transposons. Given their ...
Biotechnology
Nov 1, 2018
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13
DNA-damaging agents, or "DDAs," make up the most widely used group of cancer drugs. Yet their therapeutic success has been curtailed by drug resistance—either present in cancer cells from the disease onset or arising during ...
Molecular & Computational biology
Oct 29, 2018
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48
If we really want to know how our body's cells work—or don't work, in the case of disease—we might need to look beyond their genes and even beyond the proteins they are made of. We may need to start going through the ...
Biotechnology
Oct 22, 2018
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66