UCR biologists unravel the genetic secrets of black widow spider silk
...int now known, it may be possible to synthetically produce the proteins by inserting the genetic sequences in...iders manufacture dragline silk, their silk glands produce a gooey slurry of the proteins needed, which are transported to the spinneret through a duct where t...Food safety begins as vegetables grow
...rucial in the prevention of contamination of fresh produce with harmful bacteria such as E. coli and Salmonel...t successful way to prevent contamination of fresh produce is to intervene before the harvest, not after," she said. Her research has shown that pathogens li...Methodist, University of Houston, Cornell combine biomedical imaging expertise
...imaging and will foster joint training programs to produce the next generation of basic and applied scientists. Biomedical imaging includes magnetic resonance imaging (MRI), CAT scans and other high technologies ranging from molecular imaging to nanotechnology to computer science. These techniques are u...Cancer stem cells can go it alone
...oli and ducts in normal breast tissue and start to produce milk proteins. To assess the cells tumorigenic potential, the researchers injected the cells into the breast tissue of female mice. Unable to respond to conditions that prevent normal stem cells from spinning out of control, even a single LA7 cell ...ASU research shows connection between testosterone, dietary antioxidants and bird coloration
...borate songs honest, or why all individuals cannot produce them ad nausea and try to get mates, said McGraw. The reason typically is that long tails and fancy dances incur costs. Testosterone, for example, has been thought of as a double-edged sword as it relates to sexual signals, because it enhances trait ...Migration alert -- How tumor cells home in on the lymphatic system
...xplanation along with data to support it. Tumors produce excess fluid that continually percolates from the ...vides the first evidence that tumor cells can both produce and use the same signaling molecule, and it highlights the significance of the biophysical environme...Agonized death throes probable cause of open-mouthed, head-back pose of many dino fossils
...at also can lead to meningitis, a disease that can produce opithotonus. The authors point out that their explanation of the opisthotonic posture in dinosaurs and other animals provides a way to assess the role played by microbes in evolution, whether through disease or through other processes such as algal b...Competition, loss of selfishness mark shift to supersociety
...ultimately, cohesiveness. Such societies in turn produce more reproductive offspring each year than neighboring societies that are less organized. Thus, genes or alleles that code for such behaviors will be propagated faster, Hlldobler says. The second piece of the model takes into account that as the co...Hormone that signals fullness also curbs fast food consumption and tendency to binge eat
...he synthetic form of a hormone previously found to produce a feeling of fullness when eating and reduce body ...uced by the beta cells of the pancreas, which also produce insulin. Satiety hormones are commonly thought to control food intake by signaling to the brain wh...University of Manchester researchers reveal clues to new genes behind rheumatoid arthritis
...rs, which people are most at risk and, in time, to produce more effective, more personalised treatments." The 9 million WTCCC has been one of the UK's largest and most successful academic collaborations to date, involving 50 leading research groups and over 200 scientists in the field of human genetics fro...New study finds genetically engineered crops could play a role in sustainable agriculture
...particular modification, which causes the plant to produce an insecticide internally, can have an environmental benefit because large-scale insecticide spraying can be avoided. Organisms such as ladybird beetles, earthworms, and bees in locales with Bt crops fared better in field trials than those within loc...Major study predicts grim future for Europe's seas
...ent, the way we transport our goods and the way we produce our food on land as well as the sea. Without a concerted effort, to integrate protection of the sea into Europes development plans, its biodiversity and resources will be lost The past two decades have witnessed unparalleled changes in the Euro...Super fruit fly may lead to healthier humans
...ther protein. Fruit flies genetically altered to produce such peptides lived longer,suggesting that the peptides were interfering with the receptors normalfunction. Why these particular peptides work, and why the receptor they target playssuch an important role in fruit fly aging, remain the bigger and a...Studies to find better ways to preserve human eggs, ovarian tissue under way
...productive tissues because young women with cancer produce a compelling need and are a good model for other t... developing methods to stimulate ovarian tissue to produce eggs outside the body, a process that could also make in vitro fertilization a lot more affordable. ...Organic Food Miles take toll on environment
...a, showed that the greenhouse gas emitted when the produce is transported from great distances mitigates the ...mitted to transport 20 tonnes of organically grown produce was comparable to that of bringing the same amount of conventional fruit and vegetables to market. ...Largest synthetic gene ever built offers insights into anti-malarial drug resistance
...uld be "read" by yeast. The yeast are then able to produce the PfMDR1 protein, in its proper sequence, from this synthetic gene. They previously used this same technique to create and express a synthetic version of the much smaller PfCRT gene. PfMDR1 is made up of about 4,000 base pairs and its protein is pa...Talcum powder stunts growth of lung tumors
...ril, reveals that talc stimulates healthy cells to produce endostatin, a hormone considered the magic bullet ...the lung are stimulated by the presence of talc to produce a factor that inhibits the growth of blood vessels and kills the tumor cells themselves. Less than...Largest ever study of genetics of common diseases published today
...rs, which people are most at risk and, in time, to produce more effective, more personalised treatments." The study has substantially increased the number of genes known to play a role in the development of some of our most common diseases. Many of these genes that have been found are in areas of the genom...Rutgers: GM/GMO/Biotech crop containment strategy
... acknowledge that different strains of tobacco may produce plastid-carrying pollen at different frequencies, possibly accounting for some of the discrepancy between the old genetic data and the new. They emphasize that it will be important that any new crops that are developed be selected for low plastid pol......ment of the amount of chlorophyll in vegetation to produce detailed images of chlorophyll per unit area. MERIS is uniquely suited for this because it provides images of above-atmosphere spectral radiance in 15 bands, including three bands at wavelengths of 665, 681 and 709 nanometres in order to measure the ...