Call it the ultimate nature documentary. Scientists at the University of Toronto have recorded atomic motions in real time, offering a glimpse into the very essence of chemistry and biology at the atomic level. Their recording ...
General Physics
Apr 17, 2013
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(Phys.org)—Researchers at Penn State University have developed a chemical model that mimics a possible step in the formation of cellular life on Earth four-billion years ago. Using large "macromolecules" called polymers, ...
Cell & Microbiology
Oct 14, 2012
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(Phys.org) -- With a milliseconds long flash of blue light, Yale University researchers regulated a critical type of signaling molecule within cell membranes, another illustration of the power of light-based techniques to ...
Cell & Microbiology
Jul 31, 2012
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The overwhelming majority of proteins and other functional molecules in our bodies display a striking molecular characteristic: They can exist in two distinct forms that are mirror images of each other, like your right hand ...
General Physics
May 8, 2012
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(PhysOrg.com) -- A Brigham Young University physics student and his professor had some fun with their new method of growing tiny machines from carbon molecules.
Nanomaterials
Mar 9, 2011
3
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As letters of the alphabet spell out words, when amino acids are linked to one another in a particular order they "spell out" proteins. But sometimes the cell machinery for building proteins in our bodies makes a mistake ...
Cell & Microbiology
Aug 6, 2009
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Researchers studying the role of proteins in health and disease use experimental tools that inactivate proteins, destroy them, or prevent them from being made in cells. In one approach, they mark targeted proteins with "destroy ...
Biotechnology
Mar 15, 2024
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52
Peptides are short strands of amino acids that are increasingly used therapeutically, as biomaterials and as chemical and biological probes. The capacity to isolate, manipulate and label peptides and larger proteins is limited, ...
Biochemistry
Mar 11, 2024
0
148
When an enemy invades, defenders are ferried to the site to neutralize the marauders. In the human body, a protein carrier called SPNS2 transports S1P molecules from endothelial cells to rally immune cell response in infected ...
Cell & Microbiology
Feb 15, 2024
0
41
Dimethylsulfoniopropionate (DMSP) is a compound synthesized by marine phytoplankton for protection against the osmotic pressure of saline water. However, DMSP could also have a role in preventing freezing damage.
Ecology
Jan 11, 2024
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