All the cells in an individual's body bear the same genetic code. It is the reading and writing of this code—the "turning on" and "turning off" of specific genes in specific cells—that gives the cells their identities. ...
Molecular & Computational biology
Nov 9, 2021
0
61
An international group of researchers has made a groundbreaking discovery that could lead to new insights into the blueprint of identical twins.
Cell & Microbiology
Sep 29, 2021
0
156
The chemical steps in an important cellular modification process that adds a chemical tag to some RNAs have been revealed in a new study. Interfering with this process in humans can lead to neuronal diseases, diabetes, and ...
Molecular & Computational biology
Sep 15, 2021
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341
Epigenetics is the study of changes in gene activity which are not caused by changes in DNA sequences. DNA methylation—the addition of methyl groups to DNA—is the most well-known epigenetic modification. Lead exposure ...
Ecology
Sep 13, 2021
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9
Epigenetic changes are one of the less studied mechanisms via which organisms adapt to environmental changes. Epigenetic changes, such as DNA methylation, do not alter DNA sequence, but regulate gene expression. Two new studies ...
Ecology
Sep 6, 2021
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9
Thousands of proteins undergo arginine N-methylation, a widespread post-translational modification catalyzed by several protein arginine methyltransferases (PRMTs) that covalently link methyl groups to arginine side chains. ...
Biotechnology
Jul 19, 2021
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6
Proteins known as transcription factors act as switches that regulate the expression of nearby genes, but the identity of some of these genetic levers has so far remained mysterious. Now, researchers from the Schübeler group ...
Biotechnology
Jul 8, 2021
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30
Hereditary information is passed from parent to offspring in the genetic code, DNA, and epigenetically through chemically induced modifications around the DNA.
Cell & Microbiology
Jul 1, 2021
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13
Sacred lotus (Nelumbo nucifera Gaertn.) is an economically important aquatic flowering plant with gardening, medicinal, and food applications. Temperate and tropical lotus are two ecotypes of N. nucifera differing in geographic ...
Plants & Animals
Jun 28, 2021
1
6
Biologists at the Universities of Bath and Vienna have discovered 71 new 'imprinted' genes in the mouse genome, a finding that takes them a step closer to unraveling some of the mysteries of epigenetics—an area of science ...
Molecular & Computational biology
Jun 21, 2021
0
22
