Our bodies contain far more microbial genes than human genes. And a new study suggests that just as human DNA varies from person to person, so too does the massive collection of microbial DNA in the intestine.
Dec 5, 2012
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Changes to just three genetic letters among billions led to evolution and development of the mammalian motor sensory network, and laid the groundwork for the defining characteristics of the human brain, Yale University researchers ...
May 30, 2012
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(Medical Xpress) -- Two new studies have found that large structural abnormalities in chromosomes, some of which have been associated with increased risk of cancer, can be detected in a small fraction of people without a ...
May 8, 2012
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In 2009, the DNA alphabet expanded. Scientists discovered that an extra letter or "sixth nucleotide" was surprisingly abundant in DNA from stem cells and brain cells.
Oct 30, 2011
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When cells divide normally, DNA gets copied perfectly and distributed among the daughter cells with an even hand. Occasionally though, DNA breaks during division and is rearranged, resulting in duplications or deletions of ...
Oct 2, 2011
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Scientists have deciphered the three-dimensional structure of the human genome, paving the way for new insights into genomic function and expanding our understanding of how cellular DNA folds at scales that dwarf the double ...
Oct 8, 2009
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A new lab assay developed by researchers at Fred Hutch Cancer Center could make diagnosis and treatment of small-cell lung cancer and non-small cell lung cancer easier. The work is published in the journal Science Advances.
Apr 10, 2024
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Investigators at Weill Cornell Medicine have assembled the most comprehensive atlas to date of messenger RNA (mRNA) variants in the mouse and human brain. The atlas is an important new resource in understanding brain development, ...
Apr 9, 2024
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Around 98.5% of human DNA is non-coding, meaning it doesn't get copied to make proteins. A new study has connected many of these non-coding regions to the genes they affect and laid out guidelines for how researchers can ...
Mar 19, 2024
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It's no secret that smoking is extremely detrimental to health. Tobacco smoke contains thousands of chemicals, including carcinogens, increasing the risk of cancer, cardiovascular and respiratory diseases.
Mar 14, 2024
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