(Phys.org)—Scientists from the Friedrich Miescher Institute for Biomedical Research have elucidated the histone modifications that lead to the sequestration of silent genes at the nuclear periphery. In a study published ...
Cell & Microbiology
Aug 31, 2012
0
0
(PhysOrg.com) -- A compound found in red wine, grapes and other fruits, and similar in structure to resveratrol, is able to block cellular processes that allow fat cells to develop, opening a door to a potential method to ...
Biochemistry
Apr 4, 2012
1
0
Mouse skin cells can be converted directly into cells that become the three main parts of the nervous system, according to researchers at the Stanford University School of Medicine. The finding is an extension of a previous ...
Cell & Microbiology
Jan 30, 2012
4
0
(PhysOrg.com) -- A new chemical technique for depositing a non-crystalline form of silicon into the long, ultra-thin pores of optical fibers has been developed by an international team of scientists in the United States and ...
Optics & Photonics
Dec 13, 2011
0
0
Many plants produce compounds that serve as a defense against predators or pathogens. Some are also used by humans for a variety of beneficial purposes, such as in medicines. As recently as the early 1990s, a unique class ...
Cell & Microbiology
Dec 12, 2011
0
0
Alzheimer's disease is triggered by the inappropriate processing of amyloid precursor protein to generate excess amounts of short peptide fragments called A-beta. For many years, the neurodegeneration associated with Alzheimer's ...
Cell & Microbiology
Oct 24, 2011
0
1
Evolution adds and subtracts, and nowhere is this math more evident than in vertebrates, which are programmed to have five digits on each limb. But many species do not. Snakes, of course, have no digits, and birds have three.
Evolution
Sep 4, 2011
1
0
The ultimate source of some cancers is embryonic cells. Research published in the June 24th Cell, a Cell Press publication, traces the precursor of deadly esophageal cancers to leftover embryonic cells found in all adults.
Cell & Microbiology
Jun 23, 2011
0
0
(PhysOrg.com) -- A team of researchers from the University of Chicago and the U.S. Department of Energy's (DOE) Argonne National Laboratory has demonstrated a method that could produce cheaper semiconductor layers for solar ...
Nanomaterials
Jun 2, 2011
1
0
(PhysOrg.com) -- A group of 13 of the top stem-cell research scientists submitted a letter to the journal Nature this week in response to the European Court of Justice (ECJ) case that could ban all patents involving stem-cell ...
