Muscle-building hand-grips aid systolic blood pressure, carotid AD, endothelial function
...pping blood flow to the forearm for 5 minutes then measuring the artery's internal diameter with ultrasound after blood flow is reintroduced. After training, systolic blood pressure decreased significantly, while FMD increased (both relative and normalized to average shear rate). Average resting diameter and r...... drugs. The research group started their study by measuring levels of approximately 20,000 different kinds of messenger RNA in dissected brain samples from people who died from suicide, accidents and sudden medical causes. Messenger RNA levels are a measure of how active different genes are, and the researche...Using fruitflies to examine alcohol tolerance
... alcohol-nave controls, and also by a second assay measuring delayed onset of intoxication. "In flies, like mammals, we have found that different types of alcohol exposure can produce tolerance," said Berger. "Most strikingly, our results suggest that there are differences in the mechanisms underlying toler...Peakadilly nv biopharmaceutical firm created
...number of patients. At present, nothing exists for measuring whether a candidate drug is truly effective during development. Bio-markers can bridge this gap and thus substantially lower the development costs and time. Bio-markers will also make it possible to target therapies specifically to the pa...Citizen environmental monitoring in Appalachia
...olunteers can play in monitoring forest health and measuring how sustainably the forest is being managed. ...Munching microbes could cleanse arsenic-contaminated groundwater
...ntaining sulfate are safe, as in our dataset, then measuring sulfate level would be an easy but reliable field test to identify safe drinking water from unsafe." Adding sulfate to naturally contaminated groundwater might be a simple but effective method to sequester the arsenic, Kirk said. "The bacteria are a...Warning from new SLU research: Usual test for vitamin deficiency can mislead doctors
...found that the standard test for B12 deficiency -- measuring its blood level -- may be too insensitive. ...ors to more rigorously check for B12 deficiency by measuring both serum B12 and MMA in patients before surgery and to test patients who are over 65 for the probl...Evidence that learning is consolidated during sleep
... brain activity. To ensure that they were, indeed, measuring brain activity due to spatial processing, Peigneux and his colleagues also compared brain activity data from the spatially trained group with data from a fourth group that had only taken a reaction time test. In that test, the subjects' brains were s...Cell enzyme may help suppress cancer development
...PTPRO gene to the cancer process, it may mean that measuring the degree of methylation of this gene in a patient's tumor will tell doctors something about the level of danger posed by that tumor or whether the tumor is responding well to treatment. Jacob and his colleagues are now working to identify ...Four new vertebrate fossil finds in Ischigualasto, Argentina
...an herbivore with a long neck and four stout legs, measuring no longer than four meters long, typical of prosauropods. What makes it unique is a foreshortened skull, like many later sauropods of the Jurassic and Cretaceous. "This specimen shows the incredible diversification of prosauropods already in the Late...Acetaminophen shows positive in vivo cardioprotective effects in heart attack, arrhythmia
...otection a medical agent provides, specifically by measuring the infarct size" in a simulated heart attack, according to Gary F. Merrill, the lead author. The team found that acetaminophen significantly reduced the infarct size by 60% or more by three different key measurements in treated dogs, compared with a...2004 IUCN Red List of Threatened Species reveals 15,589 species at risk of extinction
...ks the debut of the Red List Index, a new tool for measuring trends in extinction risk. Red List Indices are currently available for birds and amphibians, and show that their status has declined steadily since the 1980s. The situation in freshwater habitats is less well known than for terrestrial habitats, but...Scientists develop 'electronic eye' for the blind
...wo other techniques the authors have produced, for measuring the width of the road and the colour of traffic lights, a single camera can now give the blind all the information they need to cross a road in safety. Although some crossings make a sound when it is safe to cross, many do not. This issue has been ta...Tiny plant a model for commercially important trees
...te at Virginia Tech. The technology is capable of measuring expression of all 25,000 Arabidopsis genes simultaneously. With this information, Beers and his collaborator Allan W. Dickerman, research assistant professor at the Virginia Bioinformatics Institute, were able to reduce the number of possible wood f...Forensic clock calls time on crime
...ossible to work out when a sample was deposited by measuring how much of each type is present (Forensic Science International, DOI: 10.1016/j.forsciint.2004.04.071). The test works with just one microlitre of blood and might even be sensitive enough to tell investigators when a fingerprint was left, though the...Eating red meat may increase the risk of rheumatoid arthritis
...iled 7-day food diary, with advance instruction on measuring food portions to help them be as specific as possible in recording their intake. Each participant also supplied information on his or her past and present status as a smoker. Patients were more likely to have been former smokers; only 35 percent of ...US researchers warn of possible fertility risk to men using laptop computers on their laps
...s worked with 29 healthy volunteers aged 21 to 35, measuring scrotal temperatures with and without laptops. Two one-hour sessions of scrotal temperature measurements were performed on different days in the same room with a median room temperature of 22.28C. The men were dressed in the same casual clothing for ...Strange ocean wave patterns raise questions about beach erosion
...t the surface of the water, while the sensors were measuring currents down at the seafloor. To examine whether flows within the water column were affecting the results, Lippmann and colleagues from the Naval Postgraduate School re-examined some unique data that was collected at the US Army Corps of Engineer's...New pathway identified in angiogenesis
... stimulating monocytes with GM-CSF in a test tube, measuring the impact of the soluble VEGF receptors on endothelial cell tube formation, the first step in new blood vessel growth. Ryan Roberts, an MD/PhD student, later assisted the team in performing similar studies in mice. They implanted the mice w...Researchers improve predictions of cloud formation for better global climate modeling
...chnology, also have developed a new instrument for measuring the conditions and time needed for a particle to become a cloud droplet. This will help scientists determine how various types of emissions affect cloud formation. Georgia Tech scientist Athanasios Nenes will present a lecture on the work at the Ame...