News tips from ACS Chemical Biology
...g how blood vessels form is an important aspect in wound healing and cancer treatment. How nanoparticles can help deliver short interfering RNAs to cells more effectively, which may aid in the development of clinical applications of these RNAs That more is better, at least in terms of antigens...Cooperative science program yields results
... fishermen thought these rods were too rigid to be wound on a net reel. Instead, they suggested using elec...nown as "third wire" that is flexible enough to be wound around the net roller but would remain rigid under the tension of being towed. John McCarthy, ca...First demonstration of new hair follicle generation in an animal model
... and hair disorders, and wounds. We showed that wound healing triggered an embryonic state in the skin w...generate.) In this study, researchers found that wound healing in a mouse model created an embryonic window of opportunity. Dormant embryonic molecular pat...Botulism bug has few genome wrinkles
...food or open wounds, leading to infant botulism or wound botulism, both of which are serious human infections. The host can be quickly overpowered and, in some cases, killed by the toxin, and C. botulinum has a new food source. "Although in the same group as Clostridium difficile - the Cdiff superbug - ...Genome of Clostridium botulinum reveals the background to world's deadliest toxin
...food or open wounds, leading to infant botulism or wound botulism, both of which are serious human infections. The host can be quickly overpowered and, in some cases, killed by the toxin, and C. botulinum has a new food source. "Although in the same group as Clostridium difficile the Cdiff superbug C....A new plant-bacterial symbiotic mechanism promising for crop applications
.... It took advantage of crack zones comparable with wound areas. The set of results obtained from subsequent work, seeking to identify the genes involved in producing the unknown signal molecule that plays the role of Nod factor, prompted the teams hypothesis that a molecule similar to a plant hormone (4), ...Now playing -- Cell migration LIVE!
...such as when immune cells move en masse to an open wound or cancer cells detach from a tumor to metastasize....Tumor vessels identified by unique molecular markers
..., for example, during pregnancy, menstruation, and wound healing. Dr. Brad St. Croix and colleagues from the National Cancer Institute at Frederick executed a series of studies aimed at identifying markers that can be used to distinguish between proliferating blood vessels in normal and diseased tissues. ...University of Washington researchers play leading role in major study of human genome function
...In order to fit within the nucleus, DNA is tightly wound around proteins to create a substance called chromatin. Many years ago, researchers found differences between the chromatin at gene-controlling DNA sequences and the chromatin in other areas of the genome. In these gene-controlling regions, specializ...St. Jude study yields secrets of chromosome movement
...ne octamers, to generate chromatinmuch like thread wound around a spool. This chromatin is then further compacted to form the characteristic, thick structures commonly recognized in illustrations and photographs as chromosomes. At the centromere, DNA is packaged into an even more compact and specialized fo...CU researchers solve mystery of how DNA strands separate
... other, like the free ends of two pieces of thread wound around each other. The forked area opens and closes very rapidly. But scientists have debated whether helicases actively separate the two strands at the fork or if they passively wait for the fork to widen on its own. The research found that the heli...A new plant-bacterial symbiotic mechanism promising
.... It took advantage of crack zones comparable with wound areas. The set of results obtained from subsequent work, seeking to identify the genes involved in producing the unknown signal molecule that plays the role of Nod factor, prompted the teams hypothesis that a molecule similar to a plant hormone (4), ...Synthetic adhesive mimics sticking powers of gecko and mussel
...out of geckel could be used to replace sutures for wound closure and may also be useful as a water-resistant adhesive for bandages and drug-delivery patches. Such a bandage would remain firmly attached to the skin during bathing but would permit easy removal upon healing. A geckos strong but temporary ad...Radiation therapy combined with microsurgery shows promise for curing injured spinal cord
...ded cord and recovery of motor function. Once the wound was healed, the severed brain-cord fibers could gr... radiation therapy is to be effective in promoting wound repair. The researchers were able to show the improvements in wound healing both by post-mortem ...Scientists move closer to bio-engineered bladders
...ould in the bladder. When the researchers create a wound in this model, the cells regenerate to repair the damage - just as they would in the body. Pharmaceutical companies should soon be able to use the research models to test therapies for the bladder, but the longer term aim for this research is to h...Census of Marine Life historians detail collapse of bluefin tuna population off northern Europe
.... Two fish tagged within minutes of each other wound up more than 5,000 km apart eight months later. One traveled 6,000 km southwest in 177 days past Bermuda to waters about 300 kilometres northeast of Cuba; the other remained in the eastern Atlantic and moved off the coasts of Portugal. A third tag......at the bigger picture. But in aiming to do that, I wound up spending a decade working on the population ecology of mutualisms, a prerequisite for then understanding this larger puzzle." Having made some progress on the population ecology of mutualism, some of Holland's current work, which is slated for p...