Researchers at the University of Toronto have shown that an enzyme called RNA polymerase (Pol) II drives generation of the building blocks of ribosomes, the molecular machines that manufacture all proteins in cells based ...
Molecular & Computational biology
Jul 15, 2020
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309
(PhysOrg.com) -- The body's nanomachines that read our genes don't run as smoothly as previously thought, according to a new study by University of California, Berkeley, scientists.
Biochemistry
Jul 30, 2009
1
0
Environmental conditions, lifestyle choices, chemical exposure, and foodborne and airborne pathogens are among the external factors that can cause disease. In contrast, internal genetic factors can be responsible for the ...
Molecular & Computational biology
May 21, 2019
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171
Dr. Zhi-Liang Zheng, a biology professor and plant scientist in the Department of Biological Science, published a paper last month in the Proceedings of the National Academy of Sciences (PNAS) that demonstrates a connection ...
Biotechnology
Dec 30, 2016
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413
Gene transcription is the process by which DNA is copied and synthesized as messenger RNA (mRNA)—which delivers its genetic blueprints to the cell's protein-making machinery.
Cell & Microbiology
May 26, 2016
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8
Every cell in your body carries the same genetic instructions, and yet cells don't accidentally turn into bone inside your heart, and teeth don't grow in your brain. This is thanks to systems of precise control over the expression ...
Biochemistry
Sep 15, 2015
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116
Researchers with the U.S. Department of Energy (DOE)'s Lawrence Berkeley National Laboratory (Berkeley Lab) have achieved a major advance in understanding how genetic information is transcribed from DNA to RNA by providing ...
Biochemistry
Feb 27, 2013
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0
Unlike less versatile muscle or nerve cells, embryonic stem cells are by definition equipped to assume any cellular role. Scientists call this flexibility "pluripotency," meaning that as an organism develops, stem cells must ...
Cell & Microbiology
Dec 27, 2012
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0
Indiana University biologists have found that specific types of RNA polymerase enzymes, the molecular machines that convert DNA into RNA, can differ in function based on variation in the parts -- in this case protein subunits ...
Biotechnology
Mar 1, 2012
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0
For the tiny soil-dwelling nematode worm Caenorhabditis elegans, life is usually a situation of feast or famine. Researchers at the California Institute of Technology (Caltech) have found that this worm has evolved a surprisingly ...
Cell & Microbiology
Mar 9, 2009
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