Brain circuit may permit scientists to eavesdrop on memory formation
...d then tested their ability to learn to navigate a tank full of opaque water to find a submerged platform. When the researchers tested the rats the day after the electrical lesions were made, they still recalled the platform's location. But they lost that memory four weeks after training. "There were two ...Study reveals developing countries with recipe for thriving health biotech industries
...o Joint Centre for Bioethics, a worldleading think tank on medical ethics. "Vaccines, diagnostic tools and other products of biotechnology which can be produced relatively easily and cheaply by developing countries have the potential to save millions of people who die each year from diseases...Genetic switches help fish adjust to fresh and salty water
...ilapia, moving the fish directly from a freshwater tank to one holding seawater. They observed a rapid increase in the levels of two transcription factors: proteins that flip specific genes on and off in the tilapia's gills. Now, Kueltz says, his team will use its findings to identify the next steps in th...UCI researchers identify trigger for onset of Alzheimer's, aiding search for new therapies
...hey placed the mice in a water maze set in a water tank where the mice were encouraged repeatedly to locate a hidden platform in the tank by making spatial associations in the room to facilitate their search. After the platform was remove...Survivors to revisit the polio scare
...o at Children's Hospital Boston, it consisted of a tank made by a local tinsmith and a pair of vacuum cleaner blowers. As the machine breathed for her, the girl revived and later asked for ice cream. Later, as demand grew, hospitals moved to room-sized respirators. "I had space for four patients all stick...Octopuses occasionally stroll around on two arms, UC Berkeley biologists report
...s use the outer halves of their two back arms like tank treads, alternately laying down a sucker edge and ...eled out to capture one and, after putting it in a tank at the research station, was surprised to see it also walking on two arms. "It seemed like it was wa...Holographic movies show promise for medical, military applications
...deo of a rotating human heart hangs suspended in a tank of gooey gel. These images the first true, three-dimensional, holographic movies are the brainchild of Dr. Harold "Skip" Garner, professor of biochemistry and internal medicine at UT Southwestern. While such movies will not be coming soon to a th...Foresight Nanotech Institute launches nanotechnology roadmap
...anotech Institute, the leadingnanotechnology think tank and public interest organization, and Battelle, aleading global research and development organization, have launched aTechnology Roadmap for Productive Nanosystems through an initial grant of$250,000 from The Waitt Family Foundation. The group is as...Women feel more pain than men, research shows
...ture of 1 - 2 degrees centigrade. The cold pressor tank allows researchers to monitor the pain threshold (the point at which volunteers first notice the pain) and pain tolerance (the point at which volunteers can no longer stand the pain). An upper time limit of two minutes is used in these kinds of studi...Applying ecological laws to bacteria
...can also be applied to bacteria living in the sump tank reservoirs of machines in an engineering workshop in Oxford, according to a paper published in Environmental Microbiology. Scientists from the Centre for Ecology & Hydrology (CEH) in Oxford, found that the patterns of abundance and genetic diversity ...No trouble removing oil from water
... EGOWS achieves a separation time of days in the tank as opposed to 20 or 30 minutes in an API separator...oing things," says Tolmie. "One way is to make the tank bigger and that works but we realised we could use the existing API separators more productively. ...National Academies news: DOE should consider enhancing cleanup and stabilization
... allow DOE to use emerging technologies to enhance tank cleanup, improve how the residual waste is immobil...om seeping into closed tanks. On the other hand, tank closure does not have to be delayed if there is very little residual waste or if special circumstanc...More animals join the learning circle
...nk-mates. The 4-year-old orca lures gulls into his tank by spitting regurgitated fish onto the water's surface. He waits below for a gull to grab the fish, then lunges at it with open jaws. "They are in a way setting a trap," says animal behaviourist Michael Noonan of Canisius College in Buffalo, New York...Ecologists spawn new use for PIT tags
... of an air sparger, 6,000 PIT tags were added to a tank filled with opaque simulant. Not much bigger than ...d in four vertical wells of PVC pipe placed in the tank around the central sparger. A remote-controlled motorized system moved the antennas up and down with...Creeping crinoids! Sea lilies crawl to escape predators, new video shows
... place to place---Baumiller had put some in a flow tank and noticed that they changed position from day to day, and Messing had noticed the same thing during dives with a submersible off Jamaica and Grand Cayman Island. Both researchers saw sea lilies using their feathery arms to crawl, dragging their sta...Sudden change in social status triggers genetic response in male fish, study finds
... in which we moved the subordinate male out of the tank and put him in a situation where he could rise and...dominant male was surreptitiously removed from the tank after dark. "Cichlids have great vision, but like all animals, they can't see in total darkness and ...Dramatic rise in number of authors publishing in open access journals, independent survey finds
...produced by CIBER, an independent publishing think tank based at City University in London. The study, published in September 2005, is based on a survey of 5513 authors "typically principal investigators or research group leaders" who had published in an ISI-indexed journal during 2004. It is the follow u...Superconducting magnet attracts molecular research
... no power at all, although the large liquid helium tank surrounding the coil needs to be refilled every six weeks or so. Once the magnet has been fully tested, Brandeis researchers, as well as other Boston-area universities engaged in NIH-funded biomedical research, will use it around the clock. Exper...Crystal sponges excel at sopping up CO2
...pressure (32 bar). Put another way, "if you have a tank filled with MOFs, you can store in that tank as much carbon dioxide as would be stored in nine tanks that do not contain MOFs," Yaghi said. By co...Experimental drug reverses key cognitive deficits, pathology in Alzheimer's
...mals could learn to find a submerged platform in a tank of murky water. This test is known to depend on the function of the hippocampus. The researchers found that the treated mice performed significantly better than untreated knockout mice on the task. Significantly, found the researchers, the poorer per...