We know that our environment -- what we eat, the toxic compounds we are exposed to -- can positively or negatively impact our life span. But could it also affect the longevity of our descendants, who may live under very different ...
Biotechnology
Oct 19, 2011
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Scientists at Penn State University have achieved a major milestone in the attempt to assemble, in a test tube, entire chromosomes from their component parts. The achievement reveals the process a cell uses to package the ...
Cell & Microbiology
May 19, 2011
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Researchers led by Kannosuke Yabe, Asuka Kamio, and Soichi Inagaki of the University of Tokyo have discovered that in thale cresses histone H3 lysine-9 (H3K9) methylation, conventionally thought to be a mark of turning off ...
Molecular & Computational biology
Jun 26, 2024
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Some bacteria, it turns out, have proteins much like ours that organize the DNA in their cells. They just do it a bit differently. This is revealed by new research from biochemists at the Leiden Institute of Chemistry and ...
Cell & Microbiology
Jun 13, 2024
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A research team has recently made a significant breakthrough in understanding how the DNA copying machine helps pass on epigenetic information to maintain gene traits at each cell division.
Cell & Microbiology
Mar 7, 2024
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During the reprogramming of somatic cells back into stem cells, gene regulation is controlled by pioneer transcription factors. These bind to the tightly packaged DNA in order to make it accessible.
Molecular & Computational biology
Feb 26, 2024
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Chromatin is a unique DNA and protein complex that makes up the chromosomes. Specific proteins (histones) wind up the DNA like small cable drums to package the long DNA. A cable drum (consisting of four pairs of histones) ...
Plants & Animals
Feb 23, 2024
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Wheat, a globally important food crop, derives its yield from factors such as number of spikes per unit area, thousand-grain weight and grain yield per spike. Spike shape directly affects spikelet number, grain yield, and ...
Molecular & Computational biology
Feb 19, 2024
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The "read–write" mechanism by which cells replicate and use chemical instructions for expressing genes has been uncovered by RIKEN researchers. The quality and quantity of gene expression correlates not only with instructions ...
Cell & Microbiology
Nov 7, 2023
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Researchers led by Prof. Gan Haiyun from the Shenzhen Institute of Advanced Technology (SIAT) of the Chinese Academy of Sciences (CAS) have documented the parental histones inheritance safeguard mechanism, in which parental ...
Cell & Microbiology
Sep 8, 2023
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