A petrifying virus key to evolution
Scientists are constantly discovering new species.
Scientists are constantly discovering new species.
Evolution
Mar 26, 2019
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7
As an organism grows and responds to its environment, genes in its cells are constantly turning on and off, with different patterns of gene expression in different cells. But can changes in gene expression be passed on from ...
Biotechnology
Mar 20, 2019
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61
Although many people are aware that chromosomal damage and shortening contribute to the aging process, understanding how chromosomal defects occur is about more than just finding a way to turn back the clock. Large changes ...
Cell & Microbiology
Jan 24, 2019
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5
Scientists at the UNC School of Medicine have discovered a crucial quality-control mechanism inside cells that, when it fails, might contribute to major diseases including cancers.
Cell & Microbiology
Dec 18, 2018
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67
Since the time of ancient Egypt, humans have been making and breaking secret codes to retain and gain critical information. Human life itself is based upon a genetic code of DNA or RNA sequences which cells read and translate ...
Biochemistry
Nov 8, 2018
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16
A research team led by Dr. Xiang David Li from the Department of Chemistry at The University of Hong Kong (HKU), in collaboration with scientists from Tsinghua University in China, the Rockefeller University, and the University ...
Biochemistry
Nov 7, 2018
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68
Trypanosoma brucei, which causes sleeping sickness, evades the immune system by repeatedly altering the structure of its surface coat. Sequencing of its genome and studies of its 3-D genome architecture have now revealed ...
Cell & Microbiology
Oct 18, 2018
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36
Scientists at the Centre for Genomic Regulation in Barcelona, Spain, have uncovered the role of special chemical 'tags' in controlling vital genes involved in early mammalian development, publishing their findings in the ...
Biotechnology
Sep 20, 2018
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18
Researchers at the National Center for Advancing Translational Sciences (NCATS), part of the National Institutes of Health, have developed a system to accelerate the discovery of chemical compounds that inhibit an enzyme ...
Biochemistry
Sep 6, 2018
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47
Histones are proteins that regulate the unwinding of DNA in the cell nucleus and the expression of genes based on chemical modifications or "marks" that are placed on their tails. Understanding how the histone "code" regulates ...
Cell & Microbiology
Aug 31, 2018
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6