Surprising new species of light-harvesting bacterium discovered in Yellowstone
... researchers has discovered a novel bacterium that transforms light into chemical energy. The discovery of the chlorophyll-producing bacterium, Candidatus Chloracidobacterium (Cab.) thermophilum, will be described in the 27 July 2007 issue of the journal Science in a paper led by Don Bryant, the Ernest C. Poll...Innovative research technique reveals another natural wonder in Yellowstone Park
...e Foundation (NSF) discovered a new bacterium that transforms light into chemical energy. The discovery of the chlorophyll-producing bacterium, Candidatus chloracidobacterium (Cab.) thermophilum, is described in the July 27, 2007, issue of Science in a paper led by Don Bryant of Penn State University and David ...Malaria-resistant mosquitoes battle disease with 'molecular warhead'
... biochemical reaction is triggered that physically transforms TEP1 into an active state capable of grabbing on to the parasites surface and targeting it for termination. In a study appearing online this week in the Proceedings of the National Academy of Sciences , the UT Southwestern group used a method call...The wider view from a detailed focus
... expected to be an underestimate. "The new view transforms our view of the genomic fabric," explained Dr Tim Hubbard, from the Wellcome Trust Sanger Institute, "The majority of the genome is copied, or transcribed, into RNA, which is the active molecule in our cells, relaying information from the ar...Studies to find better ways to preserve human eggs, ovarian tissue under way
...s, to a more rapid method of cryopreservation that transforms tissues into durable glass-like structures. Phase I trials under way at the Medical College of Georgia are comparing the two approaches in human ovarian tissue and eggs, or oocytes, as well as human-like cow ovarian tissue and eggs. They start wi...Protein enables discovery of quantum effect in photosynthesis
...r energy from light in a cascade. Photosynthesis transforms light, carbon dioxide and water into chemical energy in plants and some bacteria. The wavelike characteristic of this energy transfer process can explain its extreme efficiency, in that vast areas of phase space can be sampled effectively to find the...Alzheimer's, Parkinson's, type 2 diabetes similar at molecular level
...ric zipper. With each disease, a different protein transforms into amyloid fibrils, but the proteins are very similar at the atomic level." The research, while still preliminary, could help scientists develop tools for diagnosing these diseases and, potentially, for treating them through "structure-based drug...Scientists unravel clue in cortisol production
...od; CYP 17, along with a battery of other enzymes, transforms cholesterol into cortisol. But what isn't understood is how this protein binding creates CYP 17, or which proteins are important. So, graduate students Eric Dammer and Adam Leon, along with Marion Sewer, assistant professor in Georgia Tech's School o...Bronfman gift to Mount Sinai catalyzes genomics-based medicine
...for receiving this grant." Personalized medicine transforms the traditional "one-size-fits-all" model of medicine by utilizing new methods of molecular analysis to better manage a patients disease or predisposition toward a disease. It represents a dramatic departure from "evidence-based medicine," which is b......ted into the short-form. Exposure to visible light transforms the short-form into the long-form. When UV and visible light are used interchangeably, the length of the azobenzene decreases and increases, which drives the handles in an open-close motion. The movement activates the pivot, followed by an opening...ACS News Service Weekly PressPac -- January 10, 2007
... scientific society. Chemistry is the science that transforms lives, and these news alerts are from the leading edge of that science at ACS headquarters. Contact: Michael Woods 202-872-4400 m_woods@acs.org In This Edition: Mixing it up with E. coli Closing a loophole in the RNA World Hypothesis Unc...Durable critters providing insight for human egg preservation
...netrates, it triggers intracellular signaling that transforms the coat into a hard, impermeable structure and with good reason: if multiple sperm penetrate, chromosomal abnormalities result. Interestingly, traditional freezing, even with cryopreservatives, can cause these problems and more. The jelly coat hard...American Chemical Society's Weekly PressPac -- December 6, 2006
... scientific society. Chemistry is the science that transforms lives, and these news alerts are from the leading edge of that science at ACS headquarters. In This Edition: Toward a noninvasive diagnostic test for serious infections in pregnancy Stripping away lead-based paint in a flash Developing se...ACS News Service Weekly PressPac -- Nov. 15, 2006
... scientific society. Chemistry is the science that transforms lives, and these news alerts are from the leading edge of that science at ACS headquarters. Contact: Michael Woods 202-872-4400 m_woods@acs.org In This Edition: Spinning a new yarn: silicone fibers with living organisms A simple method for m...Scientists use gene therapy to improve memory and learning in animals
...ctivating it in the rat's brain. The new gene then transforms harmful corticoids into helpful estrogens--a process that should hypothetically block the animal's negative behavioral response to stress. To make sure that natural estrogen wasn't a factor, the experiment was restricted to male rats only. Every r...USGS presents a world of science at GSA in Philadelphia
...1880. The pairs show that glacial retreat rapidly transforms the landscape. Bruce F. Molnia, PCC Auditorium Lecture Hall, 10:20-11:05 am West Trenton, New Jersey Site as a Laboratory for Controlling Contamination: The industrial heyday in the northeastern U.S. left contamination in the fractured bedrock aqu...Ferns provide model for tiny motors powered by evaporation
...," said Maharbiz, meaning that the fern sporangium transforms one form of energy, in this case heat via the evaporation of water, into motion. When the cells in the outer wall of the sporangium were water logged, the sporangium remained closed like a fist, storing the spores safely inside. But when the water in...News tips from the Journal of Neuroscience
...om the end of the cue period on. Thus, PRR rapidly transforms sensory information into motor plans rather than storing spatial sensory information. 4. Neutralizing TNF and 6-OHDA Neurotoxicity Melissa K. McCoy, Terina N. Martinez, Kelly A. Ruhn, David E. Szymkowski, Christine G. Smith, Barry R. Botterman, Ke...ACS News Service Weekly PressPac -- August 30, 2006
... scientific society. Chemistry is the science that transforms lives, and these news alerts are from the leading edge of that science at ACS headquarters. In This Edition: New whiter-than-white technology for laundry detergents Toward cracking the mystery of disease-fighter QS-21A High levels of pollutants...Study finds how organs monitor themselves during early development
...re what she calls "a black hole": the process that transforms an embryonic ovary into an adult one. As the painstaking experiments reveal, the two cell types that interact in a feedback loop through a signaling pathway are 1) primordial germ cells and 2) intermingled cells, which are neighboring somatic cell...