(Phys.org) —Researchers at the Virginia Bioinformatics Institute at Virginia Tech have found that signaling during crucial parts of cell division is slower than expected to safely enable chromosomes to split and create ...
Cell & Microbiology
May 8, 2014
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The structure of a key part of the machinery that allows cells to divide has been identified by researchers at the University of California, Davis—opening new possibilities for throwing a wrench in the machine and blocking ...
Cell & Microbiology
Apr 8, 2014
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Certain parts of DNA are highly mobile and their dynamic motion participates in controlling gene expression. The research team working under Maria-Elena Torres-Padilla, an Inserm research director at the Institute of Genetics ...
Cell & Microbiology
Oct 10, 2013
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(Phys.org) —By studying a gene in yeast, a team of scientists has found that modifications to histones—proteins associated with DNA—can control whether or not a gene is allowed to function and may be important in maintaining ...
Biotechnology
Aug 6, 2013
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Anthrax uses a receptor on the surface of cells to inject its lethal toxins. However, the physiological function of this receptor, named Anthrax Toxin Receptor 2a (Antxr2a), remained unknown until now.
Cell & Microbiology
Dec 2, 2012
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During the final stage of cell division, a short-lived contractile ring constricts the cellular membrane and eventually separates the dividing cell in two. Although this "molecular muscle's" composition, mainly actin and ...
Cell & Microbiology
Jun 11, 2012
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(PhysOrg.com) -- Before any cell - healthy or cancerous - can divide, it has to replicate its DNA. So scientists who want to know how normal cells work - and perhaps how to stop abnormal ones - are keen to understand this ...
Cell & Microbiology
Mar 6, 2012
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Researchers at the University of California, San Francisco and the Stowers Institute for Medical Research have discovered that planarians, tiny flatworms fabled for their regenerative powers, completely lack centrosomes, ...
Cell & Microbiology
Jan 5, 2012
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(PhysOrg.com) -- New active substances can be produced quickly and efficiently with the help of reaction cascades. Once set in motion, these processes lead to the desired end product via a series of intermediate steps which ...
Biochemistry
Dec 26, 2011
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Interdisciplinary research between biology and physics aims to understand the cell and how it organizes internally. The mechanisms inside the cell are very complicated. LMU biophysicist Professor Erwin Frey, who is also a ...
Cell & Microbiology
Nov 7, 2011
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