Study begins to reveal clues to the cause and progression of sepsis
... Framingham Heart Study, the results of which have influenced everything we know about the prevention and treatment of cardiovascular disease. With our study, were hoping to do the same for sepsis, providing a greater understanding of the disease on which future treatment and prevention strategies can be based....Circadian clock controls plant growth hormone
...ter, and suggests that many other processes may be influenced by circadian rhythms. Auxin tells shoots to grow away from the ground and toward light and water. Charles Darwin conducted early experiments that showed how auxin affects plant growth. Most plants and animals have an internal clock that allows them...Scientists show that mitochondrial DNA variants are linked to risk factors for type 2 diabetes
...external factors such as diet and exercise, and is influenced by several genes. While most of the genes known to be involved in diabetes susceptibility are located in the nuclear genome, a recent study estimated that more than 20% of type 2 diabetes cases may involve mutations in the mitochondrial genome. In...Acute sleep deprivation leads to changes in nighttime urine production for men and women
...ation of urine excretion during nighttime hours is influenced by many factors, including hormones, blood flow (hemodynamics), and sleep-related factors. The mechanism behind the day/night changes is not yet clear. Danish researchers have examined the urinary patterns of sleep-deprived volunteers and have found ...Genetic factors strongly shape how peers are chosen
...e develop, the company we keep may be increasingly influenced by our genes, according to a new study led by Virg...e out of our own home environment, our genetically influenced temperament becomes more and more important in influencing the kinds of friends we like to hang out ...Research teams uncover risk genes for multiple sclerosis
...ics play a critical role in MS, but the disease is influenced by so many different factors that it has consistently eluded us, said Stephen Hauser, MD, professor of neurology at the University of California, San Francisco and an author on both papers. It wasnt until we could map genomes and then combine the eff...Wild weather forces farmers to adapt
...al meeting. Because crop performance is greatly influenced by the sequence in which crops are grown, USDA researchers set out to explore the short-term effects of sequencing a variety of different crops grown throughout the Great Plains. Over a three-year period, USDA researchers used a unique crop by crop-r......ake up the molecular layer. These bonds ultimately influenced electronic transport through the molecules. This achievement was recently described in the Journal of the American Chemical Society (JACS). The researchers foresee that this method may enable scientists and electronics engineers to substantially br...Can the tonsils influence oral HIV transmission?
...e studies will elucidate how host vulnerability is influenced by tonsils during exposure to HIV. ...Gene variant increases risk of blindness
...hey found that a variant in the complement C3 gene influenced the risk of developing AMD. For the 30% of the population who carry one copy of the so-called fast variant the risk of AMD was increased by 70%, and for the 4% of people with two copies of the fast variant the risk of AMD was more than doubled. AMD...Ability to listen to 2 things at once is largely inherited, says twin study
...gis an important communication skill thats heavily influenced by your genes, say researchers of the National Institute on Deafness and Other Communication Disorders (NIDCD), one of the National Institutes of Health. The finding, published in the August 2007 issue of Human Genetics, may help researchers better u...Researchers discover human embryonic stem cells are the ultimate perpetual fuel cell
...en thought previously that stem cells are directly influenced by cells in the local environment or niche, but the situation may be more complex. Human embryonic stem cells are perpetual machines that generate fuel for life. In this weeks Nature, researchers of the McMaster Cancer and Stem Cell Research Instit...Study shows cane sugar, corn sweeteners have similar effects on appetite
...ts suggest that while appetite and food intake are influenced by the number of calories consumed earlier, the types of sugars consumed in those calories seem to make little or no difference. Some companies have made a sincere effort to put sucrose back in soda, said Dr. Adam Drewnowski, director of the Nutriti...From the corner of the eye: Paying attention to attention
... Broad-spiking cells, on the other hand, were less influenced by attention. Some fired faster, while others fired more slowly when attention was directed to the stimulus in the receptive field. Whats more, attention caused the stream of spikes produced by the narrow-spiking neurons to be much more reliable. ...Risk-taking in infertility treatment correlates with women's negative moods
...lottery - had shown that decision-making could be influenced by particular mood states and by the individual tendencies of some people to engage in greater risk taking behaviour, said Dr Newton. We decided to see whether this was equally applicable in assisted reproduction. The team asked 129 female infert...Stressed-out African naked mole-rats may provide clues about human infertility
...ex behaviours like monogamy and promiscuity can be influenced by single genes that differ among species in their patterns of expression in the brain. Humans also vary widely in the way in which they form social bonds with their partners, offspring and kin. By making careful comparisons with model species like...Does stimulant treatment for ADHD increase risk of drug abuse?
...ws that the brain's reward pathways are definitely influenced by methylphenidate, one of the stimulant drugs commonly used to treat ADHD," said Brookhaven researcher Panayotis (Peter) Thanos, lead author of the study. "But the brain chemistry changes we observed suggest that the developmental stage at which tre...Pendulum love, science class gender gaps, musical mind mirrors, and unparticle physics
...ormation from the virtual pendulum to a motor that influenced the motion of the real pendulum. The real and virtual pendulums swung at different rates when they were first introduced. After a brief encounter in a dual reality state, they simply couldn't connect. Friction quickly brought them to a halt. Re...Human activities increasing carbon sequestration in forests
...ble forest carbon cycle that appears to be heavily influenced by the footprint of humans, one way or another. Its a complicated process with powerful driving forces that were poorly understood, said scientists from 10 institutions in the U.S., Canada and Europe. Until this report, researchers had never quanti......then, are not just a framework of DNA but also are influenced by the proteins that pack the DNA, particularly histones. This packaging determines how the cells enzymes get access to the DNA to read off the DNA and replicate, ultimately to create all of the proteins needed by a given cell. Several other resear...