(Phys.org)—Physics researchers working at Brandeis University have created a gel that is capable of spontaneous movement. In their paper published in the journal Nature, the team describes how they created gel drops by ...
A natural trigger that enables stem cells to become any cell-type in the body has been discovered by scientists.
Cell & Microbiology
Feb 7, 2013
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(PhysOrg.com) -- The atomic-level action of a remarkable class of ring-shaped protein motors has been uncovered by researchers with the Lawrence Berkeley National Laboratory using a state-of-the-art protein crystallography ...
Cell & Microbiology
Nov 20, 2009
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Writing in his journal about the scientists of his era, Henry David Thoreau bemoaned their blindness to significant phenomena: "The question is not what you look at, but what you see." More than 150 years later, his words ...
Cell & Microbiology
Jul 18, 2013
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Like an impossibly twisted telephone cord, DNA, the molecule that encodes genetic information, also often finds itself twisted into coils. This twisting, called supercoiling, is caused by enzymes that travel along DNA's helical ...
Cell & Microbiology
Jun 28, 2013
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Cells have a fascinating feature to neatly organize their interior by using tiny protein machines called molecular motors that generate directed movements. Most of them use a common type of fuel, a kind of chemical energy, ...
Cell & Microbiology
May 4, 2023
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(PhysOrg.com) -- An international team of scientists has shown how microtubules are interconnected into large networks. Like the poles of a tent, microtubules give shape to cells. By sliding microtubules along each other ...
Cell & Microbiology
Sep 5, 2011
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(PhysOrg.com) -- When a cell is preparing to grow or replicate, it starts the way a monarch planning to expand his territory might: by identifying and marshaling the necessary resources, loading them onto the appropriate ...
Cell & Microbiology
Jan 24, 2011
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As many diseases, including neurodegenerative diseases such as Alzheimer's, have been linked to the defective functioning of motor proteins in cell transport systems, understanding the intricacies of how motor proteins work ...
General Physics
Jul 6, 2020
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(Phys.org)—Using an innovative approach, scientists at The Scripps Research Institute (TSRI) have determined the structure of Ltn1, a recently discovered "quality-control" protein that is found in the cells of all plants, ...
Biochemistry
Jan 14, 2013
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