Component of volcanic gas may have played a significant role in the origins of life on Earth
...ment to demonstrate the formation and chemistry of many of the common biological amino acids, sugars, and nucleotides. Orgel, who is a long-time investigator in the field, has done pioneering research on the prebiotic chemistry of nucleotides. This latest study is an advance because previous att...Report: How 10 top new technologies will help world reach globally-agreed goals by 2015
...s could afford them, are now becoming available to many in developing countries. Some applications are now so simple and cheap they can start replacing older, cumbersome, time-consuming and expensive health care technologies in poorer countries. The 10 most promising cutting-edge technologies for health ...World's top theoretical physicists converge to consider 'future of physics'
... the world's top theoretical physicists, including many Nobel laureates and the leaders of the various phy...duate student space is a shower room--suggested by many a visitor who bikes in from his or her temporary abode in the vicinity of the campus. To re...Emory chemists develop bacteria that may help decaffeinate coffee
...ill at the earliest stages of this work. There are many hurdles to overcome," he says. "As a scientist, I'm excited about the future. As a caffeinated coffee addict, part of me is not in a hurry to solve this one."...New technique targets pesticide-resistant insects
...that have evolved resistance to pesticides used in many agricultural industries, including horticulture and field crops. Results of the research including details of scientific trials conducted in Australia, Spain and South Africa, are being presented today (Friday October 8) at the 2nd European Whitefly ...Study describes basic mechanism in cell growth control involving damaged DNA
...l. "Inevitably, the molecular pathways controlling many cellular processes such as DNA repair must interact with those regulating cell division," said Dr. Yue Xiong, professor of biochemistry and biophysics at UNC. "An alteration in this critical interaction may be the cause of human cancer, which is char...New Jersey Institute of Technology professor to develop supersized virtual library
...aries, so I believe the project will be helpful to many people when it's completed."...Why do African-American women have more pregnancy problems?
... white women to die during pregnancy, and twice as many black babies as white babies die in infancy. Yet researchers know little about why pregnancy and infant health differ by race, despite massive efforts to address this persistent problem. Now, researchers at the University of Michigan will examine the...Cooperation to create a new tuberculosis vaccine
...H.E. Kaufmann. "BCG has a proven safety record for many decades, however, it unfortunately lacks effective...traditional vaccines, and which is needed to fight many diseases that can not be treated so far, Tubersulosis being among them. With MIDGE (Minimalistic Imm...Story tips from the Department of Energy's Oak Ridge National Laboratory, October 2004
...m Lyon, Brad Nelson and David Williamson evaluated many different concepts. The final design -- shaped like a giant, twisted doughnut -- will help prevent plasma disruption, sustain longer fusion reactions and confine the plasma more securely so that it does not lose particles and energy. NCSX is a PPPL-O...Cells in retina found to behave like soap bubbles
...ways try to minimize their surface area, even when many bubbles are aggregated together. Now two Northwestern University scientists have demonstrated that the tendency to minimize surface area is not limited to soap bubbles but extends to living things as well. In a paper published Oct. 7 in the journal ...Researchers provide road map for generating B cells from stem cells
...s stage 3, a specified pro-B cell. At this stage, many of the genes expressed in B cells have been activated and the genes that encode antibodies have begun the process of recombination. Finally, EBF and E2A activate a regulator called Pax-5, which pushes the specified pro-B cell to stage 4, a committed ...New method identifies chromosome changes in malignant cells
...snip strings of genes from the chromosome, or make many extra copies of the string and reinsert it into th...lls as well as human breast cancer cells and found many previously unknown additions and deletions. The results support an idea proposed by some biologists ...UF scientists have bionanotechnology recipe to find elusive bacteria
...acterium," Tan said. "Inside this particle, we put many fluorescent dye molecules in such a way that you c... bacteria are difficult to detect and to count how many bacteria are in a sample, scientists often have to "plate" it -- place the sample in a Petri dish an...Workshop on Responsible Stem Cell Research
...isting stem cells. Privately funded researchers at many businesses and academic institutions, however, are pursuing studies on stem cells derived from donated embryos and not included in the approved lines. Several states also are considering funding a wider array of stem cell research. In the absence of ...Defense provides additional $4.9 million for pathogen research tool
...ng awarded to date, VBI researchers are working on many human, crop, and animal diseases....Acoustics meeting in San Diego
...wing items describe some highlights from among the many papers being given at the meeting. The first numb...scale of microns, or millionths of a meter. While many of the MEMS microphones are based on the same design as their larger, conventional counterparts, the...New study on smallpox in monkeys reveals tactics of a killer
...search using smallpox virus is permitted. However, many more labs in the United States have sufficient safety features for handling less-lethal pox viruses, such as monkeypox. If monkeypox--a pox virus less virulent in humans--proves to have molecular workings similar to smallpox, researchers could test c...Mitochondria findings may help beat wide range of disease
... process of single-membrane fusion, which requires many additional cellular proteins to carry out this important function. "We observed two distinct stages, with the first involving outer membrane fusion yielding an intermediate structure of two conjoined mitochondria, followed by the subsequent fusion of...Rutgers-led research offers new clues in the genetic mysteries of maize
...e relative position of the genes. This is twice as many as the human genome and the highest number of gene...ber of genes. Through mechanisms not yet revealed, many of these genes were shed and then others duplicated through gene amplification as this process is te...