Invasive sea squirt alive and well on Georges Bank
...the worldwide occurrence of this invasive species, see the USGS website: http://woodshole.er.usgs.gov/project-pages/stellwagen/didemnum/index.htm . Figure captions.Image DSCF1526. Tunicate colony of a species of the genus Didemnum encrusting and cementing a pebble gravel seabed and crowding a dark oran...'Blind' cells see the light; maybe someday humans will, too
...and off patterns on the retina and allow people to see visual patterns," Kramer said. "Sometimes I'm not ...tic nerve entering the brain, allow the patient to see little more than patches of light and dark, Kramer noted. Kramer, a researcher with UC Berkeley's He...UCI researchers use human embryonic stem cells to aid spinal cord injury repair
...mise," Keirstead said. "What we plan to do next is see how these cells improve sensory and motor function, and hopefully it will lead to further tests with people who suffer from these debilitating illnesses and injuries." Gabriel I. Nistor and Minodora O. Totoiu from UCI collaborated with Nadia Haque an...Livestock grazing study finds moderate grazing beneficial to Great Basin plant communities
...ng infrastructure from public rangelands, we would see some adverse consequences," he said. "We'd see less variety and too much ground cover, for example, as well as more cheatgrass and the potential fo...Hamilton, ON, Nov. 22, 2004 Imagine being able to see or taste sounds, as well as hearing them. Sound like science fiction? For some people, it's reality. This blending of the senses occurs in a rare condition called "synesthesia." In this condition, a stimulus, such as sound, creates a reaction in a...Hold the stuffing: Low-glycemic diet may help keep weight off
...long-term study, in a larger group of subjects, to see if people on the low-GL diet can indeed keep off the lost pounds. Dr. Mark Pereira of the Children's Hospital Boston Department of Medicine (now at the University of Minnesota) was first author on the study. Children's Hospital Boston is recruiting a...Isotron licenses ORNL cancer treatment technology
...ist and chief executive officer of Isotron. "So we see this as an extremely significant development in the race to cure cancer." Sandler hopes the treatment, which will allow physicians to treat nearly 20 types of cancer, is available by early 2007. Cancers most resistant to conventional treatments in...Scientists generate human islet precursor cells in culture
...re highly proliferative, the researchers wanted to see if they could reverse the process and induce the new cells to become insulin-producing again. In the second stage of their study, the researchers exposed cultures of hIPCs to a serum-free medium. They saw a highly efficient, gradual transition from...Finding could improve safety of stem cell transplants
... left PAR-4- and Oct-4-bearing cells in the mix to see if they could eliminate them. "Ther... next step is to look at an intact mouse embryo to see if the identical processes are at work. ...Psychological stress and disease: UCSF-led study suggests connection
...ne. The team wants to carry out clinical trials to see if stress reduction interventions, such as meditation, yoga or cognitive-behavioral therapy, would increase telomerase activity and telomere length -- or slow the rate of telomere shortening -- in individuals. At this point, there is not a routine te...Patients' own stem cells used to cure incontinence
...asound. "With real-time ultrasound, we are able to see exactly where the new cells must be placed," Dr. Frauscher said. Stem cells are unspecialized cells capable of renewing themselves through cell division. Scientists believe that adult stem cells are located in small numbers throughout the tissues of ...New pheromone creates buzz about the clout of older bees
...nger time scale, taking days or sometimes weeks to see an effect. Huang and his associates spent years futilely searching for a primer pheromone. After many dead ends, the group came upon a crucial difference between forager bees and nurse bees: Forager bees carry a mother load of a chemical called ethy...Novel AT2R gene transfer prevents hypertension-related enlarged heart, cardiac fibrosis
... and/or myocardial infarction (heart attack). To see if the lentiviral vector system "can be used to drive AT2R expression with specific promoters, such as oxygen-sensitive response elements to investigate the role of this receptor in ischemia-induced heart damage." To try and find a system of contro...Citrus shows promise for certain childhood cancer
...s. First, the limonoids were put through a test to see whether they would quench the oxygen radicals cancer-causing substances that are destructive to normal cells. The limonoids appeared to be as effective as vitamin C in some of the tests. Test of cell viability were more impressive, however. The neu...Researchers reconstruct parts of the genome of a common mammalian ancestor
...And now that we know it is possible, I think we'll see many more attempts to do this." Efforts to ...t. "We looked carefully for bugs in our program to see why the accuracy was so high, but we couldn't find any," said Blanchette. Comparisons using DNA from...How the brain is wired for faces
...m face area (FFA), lights up with activity when we see a face--and even that the FFA is necessary for us to recognize faces--there is controversy over what kind of processing the area is doing. Now, Galit Yovel and Nancy Kanwisher have tackled two central questions with one set of experiments: the nature...Shark cartilage cancer 'cure' shows danger of pseudoscience
...f cancer, and they believe it without demanding to see the science behind the claims," Ostrander said. "This shows how the electronic media has increased the potential harm of pseudoscience, turning what would otherwise be quaint cultural curiosities into potential serious societal and ecological proble...NU researcher finds missing atmospheric carbon dioxide
... further research is needed in other ecosystems to see if they show similar responses to elevated carbon dioxide levels." ...Argo robotic instrument network now covers most of the globe
... international project director. "It's exciting to see so many countries involved in Argo and having them...if there is a float underneath it you can actually see how much energy the hurricane has sucked out of the upper ocean." The full Argo array of 3,000...UCSD biologists identify gene in corn plants that may have paved way for development of maize
...proof yet. We need to do some follow up studies to see if this gene was really involved." ...