'Meeting of the minds' leads new era in fight against cancer
...valuable opportunity for scientists to share their theories and findings and learn new techniques, as well as to discuss ways to prevent the onset, delay the progression and save lives due to cancer," he added. AACR's Annual Meeting attracts attendees including leading industry, academic and government scien...Rockefeller University scientists take on controversial 'vibration theory' of smell
...s why scientists have been looking for alternative theories for a very long time," Vosshall says. Turin, who is a physiologist by training and a recognized expert on perfumes, expanded upon a theory first offered in the 1930s that smell depends on intramolecular vibrations of the odor molecule - basically the...Researcher identifies Irish potato famine pathogen
...ure that called into question the then-prevailing theories about the strain of pathogen and its place of origin that caused the Irish potato famine in the 1840s. Using DNA fingerprinting analysis of 150-year-old leaves evidence that had not previously been studied Ristaino ruled out the longtime prime su...Memories are harder to forget than currently thought
...tered or lost as it is "re-remembered." "Current theories of memory state that the act of remembering turns a stored memory into something malleable that then needs to be re-encoded," said K. Matthew Lattal, a postdoctoral researcher in Penn's Department of Biology and a co-author of the study. "We show th...Breaking the rules on artifical blood
...that a blood substitute based on their alternative theories is looking promising in an early trial. Developing a suitable blood substitute for people has been a major effort for decades. An artificial blood would relieve shortages and prevent patients being infected by contaminated supplies. Ideally, it coul...MGH study finds female mammals produce egg cells into adulthood
...women. "If these findings hold up in humans, all theories about the aging of the female reproductive system will have to be revisited," says Jonathan Tilly, PhD, of the Vincent Center for Reproductive Biology at MGH, the paper's lead author. "We also may need to revisit the mechanisms underlying such enviro...New 'Understanding Evolution' Web site provides one-stop-shop for nation's science teachers
...is clear that "There are no alternative scientific theories to account for the observations explained by evolutionary theory." The heart of the site is Evolution 101, which can serve as a primer to evolutionary theory or an intensive course in the nitty gritty details of speciation, micro- and macroevolution,...DFG establishes 14 new research units
... of Sciences is experimentally evaluating existing theories that explain why materials become superconductors at extremely low temperatures. Modern message transmission is based on optical data networks in which light pulses are transmitted along glass fibres. Diverse problems are associated with this process...Carbohydrates offer some help in muscle protein synthesis, but not enough for the desired effect
...vation and strengthening, but for years, different theories have been offered about the effectiveness of carbohydrates in maintaining an appropriate muscle protein balance. A new study may lead to a truce in the debate at the nation's gymnasiums, and those dedicated to resistance training may finally have an...Scientists discover where snakes lived when they evolved into limbless creatures
...ology at Penn State, describe how they put the two theories to the test. They collected the largest genetic data set for snakes and lizards ever used to address this question. Their collection includes two genes from 64 species representing all 19 families of living lizards and 17 of the 25 families of livi...MBL scientists confirm evolutionary exception
...ion. "We can now use belloid rotifers to test the theories about why sex is important," says Mark Welch. "Any good theory will now have to account for why the bdelloids are an exception." Note to Editors: The paper entitled "Cytogenetic evidence for asexual evolution of bdelloid rotifers" by Mark Welch, et ...Researchers show evolutionary theory adds up
...tware program to evaluate and compare the two main theories of biological evolution. One theory, put forward ... Antonelli said. Antonelli decided to test the two theories after reading an article on the subject in the New York Times about three years ago. "I try to solve...JCI table of contents, January 2, 2004
...n, however the reason for this is unknown. Current theories have suggested that lytically infected cells secrete substances that promote angiogenesis and inflammation: hallmarks of KS. In the January 2 issue of the Journal of Clinical Investigation, Don Ganem and colleagues from the University of California, ...Dinosaur symposium at the Smithsonian Institution
... of dinosaur biology and present a roadmap for new theories and discoveries in the coming decades. Several of the 30-minute talks will be followed by a question-and-answer session. The lectures begin at 9 a.m. and continue until 4:45 p.m. On Dec. 14, world-famous dinosaur paleontologist Jack Horner will kic...Expedition will retrace legendary Steinbeck-Ricketts voyage to the Sea of Cortez
...ecome the stuff of legend. Ricketts' philosophical theories and scientific insights strongly influenced Steinbeck's worldview, and Ricketts' colorful personality served as the inspiration for several of Steinbeck's best-known fictional characters - including Doc Burton from In Dubious Battle (1936), Jim Casy ...UCLA study sheds new light on island evolution
...s, according to a UCLA study that suggests classic theories of island evolution need an overhaul. In an article published Thursday, Dec. 4, in the journal Nature, postdoctoral fellow Ryan Calsbeek and Professor Thomas B. Smith of the UCLA Center for Tropical Research report that lizards long thought to be evo...Aging: The continuous process from birth to death
...ciated with aging based on a systems approach, and theories of the aging process and underlying mechanisms are explored. Two featured articles are published in the October 2003 edition: The first, entitled "Bone Adaptation with Aging and Long-Term Caloric Restriction in Fischer 344 x Brown-Norway F1-hyb...Study finds that fungus farming by snails causes marsh grasses to wither
...recent years. According to Silliman, several other theories have been advanced to help explain marsh die-off, including drought and the dispersion of a fungal pathogen. By suggesting a synergy between fungus and snail that leads to increased growth for both and diminished growth for the host marsh grass, the...Lewis and Clark notes reveal history of human impacts
...st people appreciate. And as we develop ecological theories and management practices today, we must be careful about what we consider pristine. With wildlife in the West, it was not in 1806."......w platelets may help tumor cells metastasize. Most theories assume that platelets bind to tumor cells circulating in the bloodstream, and then begin to bind to other platelets, gathering tumor cells together. The platelets may hide tumor cells from the immune system, supply them with essential growth factors ...