New study by scientists at the Scripps Research Institute
...locks? To answer this, Ghadiri and his colleagues asked if a molecule that was correctly composed of all right or all left-handed components could replicate itself. They used peptidesshort proteins of 32 amino acidsthat naturally fold into a long helix and stick to another similar peptide, somewhat like t...Debate over genetically modified food gets an educational home on the web
...Anyone who signs up to become a member of SCOPE is asked to provide an "insight" into some aspect of one of the three topics that now occupy the Web site. An interactive component allows readers of the insights to respond, and the responses are also posted on the site. The SCOPE project brings together the...Human gut potential breeding ground for antibiotic resistance
...ars have supported this theory. "The question we asked is to what extent is there gene transfer in nature? In the lab you are doing these experiments under what you hope are ideal conditions," says Salyers. "Just because it transfers in the lab it doesn't mean it will transfer in nature." Salyers a...'Life in ice' scientist hopes for power in San Francisco
...s never had to talk with his hands, as he has been asked to do in San Francisco this Saturday (Feb. 17) dur...ackouts in Californias ongoing energy crisis, have asked the scientists to be ready to talk without the help of PowerPoint presentations, slide projectors, o...Maryland crab shell team wins top engineering award
...art immediately accepted a challenge by Condon. He asked the student to see how quickly he could make chitosan from a dozen crabs. Within weeks, Lenhart and Payne had developed procedures and generated gram-quantities of chitosan. In 1996, the Condon-Payne team was awarded state grants from the Maryland I......by manipulating the cell culture conditions. When asked about the significance of the findings, Zaret explained. "It offers an explanation for the puzzling emergence of liver cells in the pancreas during certain pathological states. The work provides a new direction for the pancreatic development field, ...... behavior repertoire - in other words they haven't asked it to do too much yet - with control ideas based on neurobiological studies on invertebrates, they can get it to perform some simple autonomous tasks. In summer 2002, the Scorpion will be taken to the Mojave desert where it will make its way 25 miles...Study finds pawpaw a tasty fat substitute in baked goods
...o a new study published this week. Researchers asked 114 people to taste test three types of muffins a higher-fat recipe that used vegetable oil and two low-fat alternatives, one made with applesauce and the other with pawpaw, a fruit that tastes similar to mango or banana. Study participants rated th...Hopkins Study suggests families benefit from raising children with chronic illnesses
...ad author Robin Chernoff, M.D., and her colleagues asked 190 mothers of various races at different income and educational levels to assess their positive feelings about caring for their chronically ill children. The children, ages 7 to 12, had sickle cell disease, diabetes, cystic fibrosis, or moderate to ...Ancient tick found in New Jersey leaves experts guessing
...al New Jersey. The museum asked Klompen to describe and categorize the tick. What puzzles him just as much as the climatic conundrum are the three dozen or so tiny bristle-like hairs aligned in two rows ...Researchers pioneer techniques to lubricate microdevices
... Architecture of Systems in Toulouse, France, asked Bhushan to help lubricate a new silicon micromotor they were developing for biomedical applications. Friction was preventing the motor's tiny eight-arm rotor, a kind of miniature prope...Study points to positive results from vitamin D supplements for MS sufferers
...nt for the incidence of brittle bones. Cantorna asked Cosman for blood samples from the participating patients to see if the same changes she had observed in mice also occur in humans who receive vitamin D supplementation. She found that the results were, in fact, similar at the blood chemistry level. ...Scientists seek genetic clues to emphysema and chronic bronchitis
...come part of the study. Study participants will be asked to fill out a family questionnaire, give a blood sample, and take a breathing test. In addition, some study participants will receive a special x-ray called a high-resolution CT scan of their chests. The researchers will be able to conduct the study ...Hopkins' Young Investigators' Day winners shine in the spotlight
...orning, the young man, with his radio in his hand, asked me, Do you know why I am always listening? I wish one morning, when I wake up, the radio will tell me somebody found the cure. Then I won't have to worry that one morning soon I won't wake up at all.' I felt so powerless at that moment; I realize......ies called "erectus", "sapiens" and "archaic", and asked it to find features that would force known members...ens in with the erectus specimens. And when Delson asked the computer to categorise the unknown SM3 it still ended up floating between the two main groups, t...Gulf war veterans report more ill health than other service men and women
...d included two mannikins on which respondents were asked to indicate areas of pain, numbness, and tingling. Every symptom, from tiredness to convulsions, was reported more frequently by the Gulf war veterans. Psychological, peripheral, respiratory, digestive symptoms and difficulties with concentration we...Agent Orange might boost the risk of leukemia, UNC researcher says
...to review the latest findings on the herbicide and asked Dr. Irva Hertz-Picciotto, professor of epidemiology at the UNC School of Public Health, to be chair. "No firm evidence links exposure to the herbicides with most childhood cancers, but new research does suggest that some kind of connection exists be...Effective acne treatments remain elusive, Hopkins researchers find
...e information about important health topics. AHRQ asked Hopkins to analyze the relevant scientific literature and identify the best drugs for treating acne and to determine the strength of acne research findings based on predetermined criteria. The team selected 250 English-language studies that compared ...National survey reveals profound lack of scientific knowledge
...d by water. And 42% can't answer correctly when asked if the earliest humans lived at the same time as d...blic Trusts to Provide Scientific Information When asked whom they trust as a reliable source of information about the environment and the natural world, the...Household ant invasions are determined by weather, not pesticide use, new study finds
...y 1998 and July 1999. Each week, participants were asked to estimate how many ants invaded their home and whether pesticides were used to control the invaders. Gordon and her co-workers also collected weekly temperature and rainfall data from nearby weather stations for comparison. The results of the surve...