Progesterone injections do not prevent preterm birth in twin pregnancies
...od, they wrote, adding that additional research is needed to see whether 17-OHPC is effective in other conditions in which the risk of preterm birth is increased. Thorp said the same research network is currently working on two other 17-OHPC studies. One involves women with triplets while the other focuse...Handicapping tuberculosis may be the way to a better vaccine
...ved that cytotoxic T lymphocytes (CTLs), which are needed for eliminating a pathogen and establishing a memory response, proliferated much more in the mice that had been infected with the apoptosis-inducing strain. This means that the immune system was able to detect and respond to infection by the mutant s...How a pain in the neck could be bad for your blood pressure
...t that posture has changed. More research is now needed to see which sensory nerve fibres and precisely which cells are involved in the process. Amongst other things, the team would now like to know what other brain regions the neck muscle termination site connects to. They believe that there are many m...New grants bolster efforts to generate faster and cheaper tools for DNA sequencing
...g data and further develop the computational tools needed to assemble a human genome sequence. Jingyue Ju, Ph.D., Columbia University, New York (Two Grants) $644,000 (2 years) 3-O-Modified Nucleotide Reversible Terminators for Pyrosequencing This investigator will design a library of synthetic molec...New study demonstrates important role of glia in circadian timing
...ircadian behavior, specific glial factors that are needed for this process had not been identified. Jackson and his colleague Joowon Suh, a student in the Sackler School of Graduate Biomedical Sciences neuroscience program at Tufts, used cellular and molecular genetic techniques to show that Ebony is loc...Geisinger scientist seeks cure for Lou Gehrig's disease, creating device to find treatment
...cts at an accelerated rate. Yet the instruments needed to use these small and inexpensive fish for finding new drugs have not yet been brought to market. The students have developed a working prototype screening plate that allows scientists to quickly expose zebrafish to ALS and mix chemicals together....Negative effects of plastic's additive blocked by nutrient supplements
...tive or harmful in humans. Future studies would be needed to determine optimal doses. Its like the findings that have suggested that one glass of red wine a day may be good for your cardiovascular system, Jirtle said. That may be true, but we certainly know a gallon of red wine a day is not good for you....Does EPA have an adequate strategy to oversee nanotechnologies?
...hnology is being safely commercialized? Can it get needed information through a proposed program where companies voluntarily submit details about the nature of the nanomaterials they are using to manufacture products and about their steps to ensure safety? What incentives, if any, exist for firms to take pa...Waters off Washington state only second place in world where glass sponge reefs found
...in the global oceans and began using up the silica needed by the reef-building glass sponges. The Washington and British Columbia reef-building glass sponges have learned to live at water depths that are below the sunlit zone where diatoms live but where the essential dissolved silica they need is availabl...Insulin grown in plants relieves diabetes in mice; UCF study holds promise for humans
...ells in the pancreas. Insulin is a hormone that is needed to convert sugar, starches and other food into energy. Insulin typically is given through shots and not pills so the hormone can go straight into the bloodstream. In Daniells method, plant cell walls made of cellulose initially prevent insulin fro......hanced nutrient removal and optimal riparian areas needed for restoration to have the greatest impact with minimum resources spent. ...Prenatal stress keeps infants, toddlers up at night, study says
...alibrated, OConnor said. However, more research is needed to monitor this signaling pathway more closely, wa...ld, OConnor said. Still, more clinical research is needed to see how we can best promote healthy pregnancies and healthy babies....Scientists find stem cell switch
...e root. This study proved that ethylene is the cue needed to promote cell division. Every spring, the growth in your garden is the result of the function of stem cells, said Professor Dolan. Stem cells in buds are activated to divide and give rise to the growth for that season. In roots, we found that...Carnegie Mellon scientists find key HIV protein makes cell membranes bend more easily
...eptide dramatically decreases the amount of energy needed to bend a cell-like membrane, said Stephanie Trist...esists bending. Scientists can quantify the energy needed to overcome this resistance. The Carnegie Mellon team found that FP-23 reduces the energy required t...Gene-transcription machinery seen poised for action, held in check until needed
... at the head end of a gene the molecular machinery needed to transcribe that gene to put to work the informa... able to pause the transcription process after the needed machinery has been assembled. Once that molecule is removed, the machinery with a molecule known as...Additional mammogram readers improve breast cancer detection
.... Ultimately, deciding on the number of readers needed to interpret a screening mammogram will depend on how many readers are available and which outcomes we seek, the authors write....Renewable energy wrecks environment
...han a biomass farm, a 770 square kilometer area is needed to produce as much energy as one 1000 Megawatt electric (MWe) nuclear plant. To meet 2005 US electricity demand and assuming round-the-clock wind at the right speed, an area the size of Texas, approximately 780,000 square kilometers, would need to be...Prenatal alcohol exposure alters brain activity in the frontal-striatal areas
...l deficits in the absence of craniofacial features needed to make an FAS diagnosis. A new study has found that children and adolescents prenatally exposed to alcohol have altered responses in frontal-striatal areas, brain regions that may inhibit behavior. Results are published in the August issue of Al...Picky eating potentially perilous for bats
...s risk of extinction. However, similar studies are needed on additional bat families before we can fully understand the relationship between dietary breadth and extinction risk, Boyles and Storm said....Drug protects brain cells in Huntington's disease model, researchers find
...ed mice, the scientists report. More research is needed to determine whether this protective effect might also be present in humans, and also whether at-risk people would benefit from the drug, Dr. Bezprozvanny said. Clinical trials in humans would be very difficult, however, because trials require many...