Ritalin may improve Parkinson's symptoms, OHSU study says
...ding whether more doses promotes levodopa response throughout the day. "The first study is proof of principle blocking the dopamine transporter," Nutt said. "Now the question is, would Ritalin be the drug to do that? That's not clear." The paroxetine study was conducted on 14 people with varying severity of Pa...Tropical legume could be alternative hay/forage crop for Texas
... plots. It can be grown in various environments throughout the Southeastern United States and thrive on as little as 10 to 15 inches of rainfall during the growing season. And as do all legumes, lablab can fix nitrogen from the air where forage grasses need supplemental nitrogen. The price of nitrogen ferti...Analysis uncovers critical stretches of human genome
...'s machinery that they have been "ultra-conserved" throughout hundreds of millions of years of evolution. Researchers have found precisely the same sequences in the genomes of humans, rats, and mice; sequences that are 95 to 99 percent identical to these can be found in the chicken and dog genomes, as well. Mo...New research suggests therapeutic approach for autoimmune diseases
...ed antibodies. These antibodies normally circulate throughout the body, looking for infectious organisms. The antibodies attach to the microorganisms and promote their destruction. However, in some individuals, too many antibodies are produced, and many of them can "go bad" in that they attach to normal tissues...Unnatural light-dark cycles expose duelling circadian clocks
... it is a network of multiple oscillators, not only throughout the brain and body but also within the SCN itself, that underlies the workings of the circadian timing system. In humans, some of the symptoms arising from jet lag or rotating work schedules might not be due to the desynchronization between the centr...When plants need ants' help, bigger is better
...ants move into ecosystems in the United States and throughout the world, plants are losing their traditional partners, because the invading ants displace native ants. The plants have to make do with having the new, smaller ants disperse seeds. The smaller ants have a tendency to rob the seed of its elaiosome an...Scientists report how protons induce water cages
... me is hold the caffeine there, evenly distributed throughout the solution" said Johnson. "For many other things, particularly in biology, water is actively participating in chemical change. It is the medium for shuttling protons. Individual water molecules become part of a network or wire that guides the flow...Kinase backgrounder: Iressa discovery part of major kinase project at Dana-Farber
...ory called enzymes, which spark chemical reactions throughout the body to make it grow and function. Many kinases act as on-off switches inside cells, controlling the continuous flow of chemical signals that tell the cell what to do. A kinase sends a "go" message by adding a chemical unit called a phosphate to ...Marian Johnson-Thompson wins 2004 Alice C. Evans Award
...e recruitment of women and minorities at NIEHS and throughout NIH. One tribute to her longstanding commitment to mentoring was recognized recently when students of the nationally acclaimed Meyerhoff Program at the University of Maryland, Baltimore County, named her 2001 Meyerhoff Mentor of the Year. An extrao...Leslie Ann Schiff wins 2004 Carski Foundation Award
...has a lasting influence on all microbiology majors throughout their university careers. Schiff serves as her department's representative on the College of Biological Sciences Educational Policy Council at the University of Minnesota, where she is a strong voice for high educational standards. Her influence is a...Jennie Hunter-Cevera wins 2004 USFCC/J. Roger Porter Award
...st, Hunter-Cevera has created a host of techniques throughout her distinguished career for isolating and screening microorganisms, often discovering new species and products in the process. She began a program using ecological factors as a way to screen microorganisms living in natural environments; her work le...What it Takes: Design principles to broaden participation in SET
...AAS. AAAS seeks to "advance science and innovation throughout the world for the benefit of all people." About ...mance, and quality of life. AIR helps its clients, throughout the United States and abroad, respond to human problems with effective policies, products, and servi...Technique plucks rapidly evolving genes from a pathogen's genome
...n a single gene, and comparing it to the frequency throughout the full genome, the researchers are able to determine whether the gene has likely evolved faster or slower than the genome as a whole. "We add up over an entire gene which triplets it's using, and then we ask, 'Would we expect to see this kind of u...Gene defect linked to premature aging
...e engine" of the PASG gene, decreasing methylation throughout the genome and allowing the wrong genes, particularly those associated with premature aging, to be active all the time. The result was that mice with this mutated PASG protein showed signs of premature aging and profound growth problems, including l...Genome-wide screen reveals new tricks of old genes
...sion. In these experiments, markers were scattered throughout the yeast's genetic material so she could easily tell if pieces of the genome moved or went missing when a gene was knocked out. Only 17 of the 26 identified genes caused genetic instability when missing from the yeast genome. Fifteen of those genes...DELTA mission and ESA astronaut dock with ISS
...strations and educational activities will continue throughout the 11-day mission. This concludes when he returns...wijk, which is open to the press every working day throughout the mission from 08:00 to 20:00....Guiding gas exploration: U-M research offers inexpensive tool
...h. "There are organic-rich deposits in many basins throughout the world, and a lot of these have been covered by continental ice sheets, so these may represent areas where freshwater has penetrated into basins and microbial gas has been generated." To explore that idea, McIntosh compiled water chemistry data fr...Prenatal nicotine primes adolescent brain for addiction
...lls and a decline in brain activity that persisted throughout adolescence and into adulthood, the team found. When given doses of nicotine for a two-week period as adolescents, the earlier exposed rats showed a weaker brain response in circuits using acetylcholine -- a natural chemical messenger that plays a cr...Insights on stroke from the peripheral blood suggest ways to develop markers and therapies
...ve the added advantage of being available serially throughout the ongoing stroke. A few drops of peripheral blood provide complete information on DNA, the switching on and off of genes, and the proteins that are synthesized and secreted into the blood after stroke, as well as the effect of inflammation on strok...A multi-institutional study may offer clues for the treatment of some autoimmune diseases
...ase I pharmacokinetic study (the movement of drugs throughout the body) consisted of a single oral dose after four to eight days of a single IV dose. This was followed by two days of IV dosing twice a day. This investigation included a determination of drug pharmacokinetics and several markers related to dru...