DNA-damage test could aid drug development
...ience the week of May 14. "This is an example of taking fundamental lab science and doing something useful with it," says Lodish, whose lab has extensively studied the process by which red blood cells are generated. Shuga first worked with postdoctoral researcher Jing Zhang in the Lodish lab to adapt tech...ESA presents the sharpest ever satellite map of Earth
...over Classification System (LCCS). GlobCover is taking place as part of ESAs Earth Observation Data User Element (DUE). An international network of partners is working with ESA on the project, including the United Nations Environment Programme (UNEP), the Food and Agriculture Organisation (FAO), the Euro...HIV survival improves if patients stay in care
...ortant," said Giordano. "Patients who have trouble taking their medicines regularly will do less well. But what about those people who aren't even seeing a doctor regularly" Before this study, we had only a vague understanding of the magnitude of the problem, and we certainly didn't know whether it affected...Coarse particulate matter in air may harm hearts of asthma sufferers, UNC study finds
...r, 10 of the 12 adult asthmatics in the study were taking anti-inflammatory controller medication for their disease, and nine of the 12 had mild disease. It is possible that anti-inflammatory treatment mitigated the effects in their airways, or that adults with asthma are less susceptible to the effects of ...Survival of the rarest: Fruit flies shed light on the evolution of behavior
... next step is to show that this phenomenon is also taking place in the wild. In addition, since the foraging gene is found in many animals, including honeybees, mice and humans, the researchers are examining how variations in the human foraging gene may be linked to food-related disorders. ...Species thrive when sexual dimorphism broadens their niches
...d the "morphospace" -- a gauge of ecological niche taking into account such factors as limb length, body length, and mass -- occupied by 15 different anole species. They found that only 14 percent of niches were occupied by both male and female members of the same anole species, compared to 45 percent that ...Creation of an international industrial chair in life cycle assessment
...stry is at the heart of Polytechniques mission. By taking part in this project, you enable us to continue to...al profile of a product, a process or a service by taking into account all the stages of its life cycle " from cradle to grave ", from the extraction of raw m...Molecule that destroys bone also protects it, new research shows
...es that inhibiting IL-17 too much could put people taking such a drug at risk for opportunistic infections such as periodontal disease and tuberculosis, she noted. "Developing knowledge about the molecules that contribute to host defense versus pathology is very important for gaining a fundamental underst...World's leading scientists announce creation of 'Encyclopedia of Life'
...den has become a full partner, and discussions are taking place this week with leaders of the new Atlas of Living Australia. The Encyclopedia today also announced the initial membership of its Institutional Council, which spans the globe, and whose members will play key roles in realizing this immense proj...Study assesses lung treatments for premature babies
...ntaneous. In fact, neonatologists are increasingly taking babies off the ventilator at the same time surfactant is given. Prenatal steroids, which accelerate lung maturity, are given to mothers when premature birth is imminent. Lung-sparing measures, such as the lowest possible ventilator setting, also are ...Study to probe how healthy younger adults make use of genetic tests
... test and to decide whether they are interested in taking the test. Those who agree to testing will meet with a research educator, who will provide more information about the risks and benefits of testing and will obtain the patient's written consent. Blood samples from individuals in this group will be ana...Vitamin extends life in yeast, Dartmouth Medical School researchers find
Hanover, NH--Imagine taking a vitamin for longevity! Not yet, but a Dartmouth discovery that a cousin of niacin prolongs lifespan in yeast brings the tantalizing possibility a step closer. The research, reported in the May 4 issue of Cell, shows how a new vitamin extends lif...UCSF-led team receives $15 million to study genetics of epilepsy
..."The endeavor illustrates the type of research now taking place in human genetics thanks to advances in technology and our understanding of the human genome."......es that constantly grow and shrink by adding on or taking off individual building blocks. "Just before cell division the mitotic spindle moves towards the posterior of the cell while oscillating up and down," says Franois Ndlec, group leader at EMBL. "We wanted to find out the mechanisms of this motion an...Study shows tight diabetes control does not impact cognitive ability in type 1 diabetes
...intensive therapy was recommended for all subjects taking part in the trial. But the DCCT also showed that tight control comes at a cost: patients who received intensive therapy were three times as likely to experience hypoglycemic episodes severe enough to require the assistance of another person than p...ACS News Service Weekly PressPac -- April 25, 2007
...isk of such toxicity may be greater in individuals taking certain medications, or with genetic traits, that increase the bioavailability of phytochemicals, the researchers said. Citing the need for new studies on the topic, the report concludes: "Only when such data are compared to the evidence for benefic...Estrogen fluctuation affects epileptic seizures
...rain. Second, the estrogen-influenced changes were taking place in the hippocampus, outside what were then considered the traditional hormone-sensitive regions of the brain. Dr. Woolleys research since has focused on these estrogen fluctuations and how they drive synaptic changes. She now has shown that...Learning how to help migrating swans find forage
...antial for large birds such as Bewicks swans. When taking these flight costs into account, the authors calculated that the net benefits at which each field was given up corresponded with the net benefits obtained in the long run. The latter was measured via regular visual inspection of the thickness of each...Catching cancer's spread by watching hemoglobin
...tion, three-dimensional images of blood vessels by taking advantage of the natural multiple-photon-absorbing...als the outlines and contours of blood vessels. By taking images at different depths and stacking these images layer by layer, the researchers can reconstruct...Breathing easy: When it comes to oxygen, a bug's life is full of it
...y system is so efficient that resting insects stop taking in air as they release carbon dioxide, according to research by Stefan K. Hetz of Humboldt University in Berlin, Germany. This allows them to keep oxygen and carbon dioxide levels in balance. Too great a concentration of oxygen is toxic, causing oxid...