Biochemists at The Scripps Research Institute (TSRI) have discovered a genetic sequence that can alter its host gene's activity in response to cellular energy levels. The scientists have found this particular energy-sensing ...
Biochemistry
Oct 21, 2012
0
0
An team of Rutgers University scientists led by Richard H. Ebright and Eddy Arnold has determined the three-dimensional structure of the transcription initiation complex, the key intermediate in the process by which cells ...
Cell & Microbiology
Oct 18, 2012
0
0
(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
1
0
In their quest for a cancer cure, researchers at the Duke Cancer Institute made a serendipitous discovery—a molecule necessary for cheaper and greener ways to produce nylon.
Biochemistry
Sep 23, 2012
3
0
Molecular biologists at The University of Texas at Austin have solved one of the mysteries of how double-stranded RNA is remodeled inside cells in both their normal and disease states. The discovery may have implications ...
Cell & Microbiology
Sep 2, 2012
7
0
(Phys.org)—Integrated circuits, which are in everything from coffeemakers to computers and are patterned from perfectly crystalline silicon, are quite thin—but Cornell researchers think they can push thin-film boundaries ...
Nanomaterials
Aug 29, 2012
3
0
Light changes matter in ways that shape our world. Photons trigger changes in proteins in the eye to enable vision; sunlight splits water into hydrogen and oxygen and creates chemicals through photosynthesis; light causes ...
Optics & Photonics
Aug 29, 2012
0
0
Unlike ordinary cells, cancer cells devote most of their energy to reproducing themselves. To do this, they must trigger alternative metabolic pathways that produce new cellular building blocks, such as DNA, carbohydrates ...
Biochemistry
Aug 27, 2012
0
0
(Phys.org) -- Molecules containing large chains of carbon and hydrogen--the building blocks of all life on Earth--have been the targets of missions to Mars from Viking to the present day. While these molecules have previously ...
Space Exploration
May 24, 2012
2
4
For roughly two thousand years, Chinese herbalists have treated Malaria using a root extract, commonly known as Chang Shan, from a type of hydrangea that grows in Tibet and Nepal. More recent studies suggest that halofuginone, ...
Biochemistry
Feb 12, 2012
29
0
