Many different tissues and organs form from pluripotent stem cells during embryonic development. To date it had been known that these processes are controlled by transcription factors for specific tissues. Scientists from ...
Cell & Microbiology
Jan 29, 2013
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In separate studies published in the peer-reviewed journals eLife and Nature, scientists at the California NanoSystems Institute at UCLA have revealed the three-dimensional atomic structure of a double-stranded RNA, or dsRNA, ...
Cell & Microbiology
Nov 4, 2015
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(Phys.org) —A team of researchers working at the University of Tokyo has at long last uncovered the mysterious mechanism by which gender is determined in the silkworm (and other lepidoterans). In their paper published in ...
DNA is the molecule that encodes the genetic instructions enabling a cell to produce the thousands of proteins it typically needs. The linear sequence of the A, T, C, and G bases in what is called coding DNA determines the ...
Biotechnology
Mar 31, 2014
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A DICER protein, known to produce tiny RNAs in cells, also helps complete an important step in gene expression, according to research on Arabidopsis thaliana.
Biotechnology
Mar 29, 2012
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(Phys.org)—It's not just a few key genes and proteins that cycle on and off in humans in a 24-hour circadian pattern as the sun rises and falls. Thousands of genes in organs throughout the body show predictable daily fluctuations, ...
Cell & Microbiology
Sep 3, 2012
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Chemical modifications that appear on some RNA transcripts may have evolved in part to help cells repair themselves after damage, and may also be a key to understanding important human diseases, according to new research ...
Biotechnology
Aug 13, 2019
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RNA is a fundamental ingredient in all known forms of life—so when RNA goes awry, a lot can go wrong. RNA misregulation plays a critical role in the development of many disorders, such as mental disability, autism and cancer.
Cell & Microbiology
Jul 20, 2015
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Developing tools for precise control of biological processes has been one of the main pillars of the now mature field of synthetic biology. These scientific tools borrow principles from a multitude of research fields which, ...
Cell & Microbiology
Oct 5, 2022
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Northwestern Medicine scientists have identified a critical checkpoint in transcription elongation, the process of synthesizing RNA from a DNA template, according to findings published in Molecular Cell.
Molecular & Computational biology
Sep 6, 2021
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