(Phys.org) —Changes in the bases that make up DNA act as markers, telling a cell which genes it should read and which it shouldn't. In the journal Angewandte Chemie, a British team has now introduced a new method that makes ...
Biochemistry
Apr 25, 2013
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A key epigenetic mark can block the binding of an important gene regulatory protein, and therefore prohibit the gene from being turned off, a new UNSW study in CRISPR-modified mice—published this month in Nature Communications—has ...
Biotechnology
May 25, 2020
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380
A new study in Science from Karolinska Institutet maps out how different DNA-binding proteins in human cells react to certain biochemical modifications of the DNA molecule. The scientists report that some 'master' regulatory ...
Biotechnology
May 4, 2017
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288
New research from the University of Wisconsin–Madison decodes the evolutionary pathway of regulatory proteins, the molecules that help control gene expression.
Evolution
Mar 29, 2024
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162
(Phys.org) —A Cornell study offers further proof that the divergence of humans from chimpanzees some 4 million to 6 million years ago was profoundly influenced by mutations to DNA sequences that play roles in turning genes ...
Biotechnology
Jun 12, 2013
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(Phys.org)—As an animal develops from an embryo, its cells take diverse paths, eventually forming different body parts—muscles, bones, heart. In order for each cell to know what to do during development, it follows a ...
Biotechnology
Aug 29, 2012
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Biologists at the University of Leicester have published results of a new study into plant sex - and discovered that a particular gene switches on 'the essence of male'.
Cell & Microbiology
Mar 20, 2009
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Since the 1800s, scientists have noted configuration of centromeres, a special chromosomal region that is vital for cell division, in the nucleus. Up until this point, however, the determining mechanisms and the biological ...
Plants & Animals
Aug 1, 2022
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87
The intricate interplay of gene expression within living cells is akin to a well-orchestrated symphony, with each gene playing its part in perfect harmony to ensure cells function as they should. At the heart of this symphony ...
Cell & Microbiology
Sep 19, 2023
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135
Butterfly wing patterns have a basic plan to them, which is manipulated by non-coding regulatory DNA to create the diversity of wings seen in different species, according to new research.
Molecular & Computational biology
Oct 23, 2022
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