A test case for DNA barcodes to identify species
...t the approach is very controversial, with critics questioning both the method and its applications. As Craig Moritz and Carla Cicero from the University of California, Berkeley, also point out in the correspondence section of this issue, the Hebert et al. study is "not yet a definitive test of the utility of DN...Dispute over life in Antarctic lake
...Physics Institute, Russia, has created a furore by questioning the accuracy of this research. At last week's meeting of the Scientific Committee on Antarctic Research in Bremen, Germany, Bulat claimed that these microbes are contaminants. His team compiled a list of 80 microbes found in their lab and in the dri...Germans must research the history of reproductive medicine during the Nazi era
...m seizing the opportunities offered to him without questioning them," says Prof Winau. The magnitude of the crimes committed by these men, and many others, makes it vital to understand why they behaved in the way that they did. "We have to study the history of medicine in the Nazi era in order that we understan...Promising research: From employment issues to virology
...ures in the European Middle Ages", researchers are questioning the theory of Europe's uniform Christian culture, which was previously accepted in research. Even before the Middle Ages, Latin-Christian Europe experienced constant interaction with the Greek-Orthodox, Jew-ish and Islamic cultures. However, this con...Researchers caution against linking strep, neuropsychiatric disorders
...ey recognize it, their minds shift into high gear, questioning why the child has these symptoms." Kurlan says that about one in every five children has some tics at some point while growing up, and another one in five will show some obsessive-compulsive behavior. Most of these will outgrow the symptoms naturall...Study finds evidence for global methane release about 600 million years ago
...y this research, it represents one more reason for questioning why the snowball Earth edifice is needed." The National Science Foundation's (NSF) division of earth sciences funded the research. NSF is the federal agency responsible for supporting basic science, engineering and education research. NSF is an inde...Mark your calendar for the American Anthropological Association meeting in Chicago Nov. 19-23
... transplants in Brazil, the toll of crack cocaine, questioning the definition of Alzheimer's, and illustrating how the destitute participate in their own corporeal undoing in San Francisco. Includes Phillippe Bourgois, Nancy Scheper-Hughes, Margaret Lock. (Thursday, 10.15-Noon). No Child Left Behind: Lessons f...Causation between white blood cells and lung disorders confirmed
...nophil effector functions. This has led to recent questioning of the role of these white blood cells in allergic respiratory disease. Attempts to define a specific causative relationship between eosinophils and the onset/progression of pulmonary pathologies (e.g., mucus overproduction and airway hyperresponsive...Low-carbohydrate, high-protein diets increase risk of kidney stones and may raise bone loss risk
...ract the higher risk of kidney stones. "We are not questioning the value of this diet in producing weight loss," said Dr. Kashayer Sakhaee, co-author of the study and a professor of internal medicine "We are investigating a countermeasure so that subjects can benefit from weight loss without experiencing the sid...UF expert: ancient fossil suggests flowers may be underwater gift
...flower never bloomed, but it has opened scientific questioning into whether all of todays flowering plants had their origins from beneath ancient waters, says a University of Florida researcher. The newly discovered remains of the oldest, most complete flowering plant show it lived at least 125 million years ag...Men regain evolutionary drivers seat
...ld lay to rest any doubts raised by recent studies questioning the dominant role males play in producing mutations for molecular evolution. Their study, published in the April 11 issue of Nature, also shows that these mutations are caused mainly by random errors that occur during cell divisions rather than by en......er than they were 30 years ago but researchers are questioning whether that reflects a change in diagnostic criteria, improved identification or a broader recognition of the disorder. Fombonne, who is associate editor of the Journal of Autism and Developmental Disorders, will discuss how the definition of autis...APS August/September journal hot picks
...rily lecture-based interspersed with Socratic-type questioning episodes and taught in a large lecture hall. In addition, four "discovery learning" activities were used during the semester. Students' performance on the final exam was evaluated to determine the effectiveness of the discovery instruction on their c......in 19 different forest areas, as well as extensive questioning of local residents, hunters and park and forest department personnel, the scientists concluded that the monkey had gone extinct. "Confirming the presence of an animal is easier than proving its absence, and we cannot be absolutely certain that a few...New research highlights concerns over children born through donor insemination
...know'. A Swedish survey found that at the time of questioning only half of parents were complying with their country's laws by telling or intending to tell their child about its biological origins, yet many who had not told had spoken freely to others, putting their child at risk of hearing from other sources. ...Biomarkers: testing for alcohol consumption among women
... for women than for men. In addition to direct questioning of patients, biochemical markers may indicate drinking problems. The unique advantage of biomarkers is that they can not be feigned. They may confirm or bring into question an individual's own report of alcohol use explained John Allen, Associate D......ted by first author Steve Swearer, came out of his questioning of the prevailing view that individual larval fish settling to reefs were most likely spawned elsewhere. "This was my approach to challenging that hypothesis," said Swearer, who chose to focus on a well-studied coral reef fish called the bluehead w...UD Education News: HHMI Award Supports Undergraduate Discovery
... his students last week with animpromptu pop quiz, questioning them about a story he told in a previous PBLlesson. "How old was Albert Szent-Gyorgyi when he died?" White asks. "Was he 93?" a student responds immediately. White nods, smiling. "Why did he win the Nobel Prize?" "Vitamin C," someone else responds, c...Technique Gives Researchers New Look At Genetic Activity In Living Cells
...searchers,using the method on bacterial cells, are questioning the theories on chromosomesegregation. They now suggest an active, mechanical system for the separation. Such a mechanism had been thought to exist only in eukaryotic organismssuch as plants and animals....