Scientists at Johns Hopkins report they have figured out a key step in how "free" calcium—the kind not contained in bones—is managed in the body, a finding that could aid in the development of new treatments for a variety ...
Biochemistry
Jan 23, 2014
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(Phys.org) —Increasingly, biologists have come to realize that RNA is not merely a transitional state between DNA and proteins but plays a major role in determining whether and how genes are turned into a protein product. ...
Cell & Microbiology
Jan 8, 2014
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Transcription factor (TF) proteins switch particular genes on and off by homing in on specific sequences of nucleotides scattered throughout the genome. In some cases, this regulation is a team effort, where pairs of TFs—or ...
Biotechnology
Nov 20, 2013
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A study led by researchers at the University of California, San Diego School of Medicine shines a new light on molecular tools our cells use to govern regulated gene expression. The study was published on line in advance ...
Cell & Microbiology
Nov 10, 2013
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Researchers from Case Western Reserve University School of Medicine have found unexpected similarities between proteins that were thought to be fundamentally different.
Cell & Microbiology
Oct 8, 2013
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Researchers at Washington University School of Medicine in St. Louis and Imperial College London have identified the site where the widely used anesthetic drug propofol binds to receptors in the brain to sedate patients during ...
Biochemistry
Sep 22, 2013
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MIT researchers have shown that they can turn genes on or off inside yeast and human cells by controlling when DNA is copied into messenger RNA—an advance that could allow scientists to better understand the function of ...
Biotechnology
Sep 3, 2013
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In work published this week in Nature's Scientific Reports, a team of researchers from the University of Notre Dame's Eck Institute for Global Health, led by Associate Professor Giles Duffield and Assistant Professor Zain ...
Cell & Microbiology
Aug 30, 2013
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MIT chemical engineers have discovered that arrays of billions of nanoscale sensors have unique properties that could help pharmaceutical companies produce drugs—especially those based on antibodies—more safely and efficiently.
Bio & Medicine
Aug 16, 2013
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The cells in our bodies can divide as often as once every 24 hours, creating a new, identical copy. DNA binding proteins called transcription factors are required for maintaining cell identity. They ensure that daughter cells ...
Cell & Microbiology
Aug 15, 2013
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