New method of identifying and isolating stem cells developed
... made in the skin. Those cells that rapidly divide soon diluted out their glow and became dim, whereas cells that slowly cycled - the putative stem cells - were the only ones left that glowed brightly. Some cells, the slow-cycling cells, glowed for weeks after others had stopped, says Tumbar. "After a mo...Expedition will retrace legendary Steinbeck-Ricketts voyage to the Sea of Cortez
... Harbor. As a result, it was quickly forgotten and soon went out of print. Only a few highly prized copies are known to exist today, including three in the Stanford University Libraries' Department of Special Collections. The newly discovered Ricketts typescript has been donated to Stanford....Genetic info of cloned pigs may help babies before birth
... of the first cloned animals in North Carolina may soon lead to advances in animal and human health, parti...e diagnosed." he said. While Piedrahita's lab will soon have another litter of cloned pigs, he says his aim is not to produce a large number of cloned anima...Scientists solve puzzle of how kinesin motor molecules walk or limp across cells
...on to one part of the kinesin-walking puzzle. "As soon as we saw limping, we said, 'Ah-hah!'," recalled Charles L. Asbury, a postdoctoral fellow in the Block lab and lead author of the Science study. "It's impossible for an inchworm to limp, because one head is always in the lead. Therefore kinesin must ...UC Riverside researchers publish paper on botulism detection system
... However, he holds out hope that the process could soon be put into wider practice to detect one of the most potent toxins known to man. The Centers for Disease Control and Prevention in Atlanta list botulism as one of the six most dangerous bioterrorism threats. Other such bio-threats include anthrax, pl...Pittsburgh researchers engineer and successfully test SARS corona vaccine in animal model
...uent exposure to the SARS coronavirus. We also are soon planning human clinical trials in the near future ...nd suitable for a large population. I hope we will soon be able to translate this vaccine into clinical trials to test its toxicity and efficacy," he said. ...Social behavior among monkeys may be more nature than nurture
... other researchers have been by making the matches soon after birth. To understand the origins of behavior, the team looked at the expression of social contact and aggression among the offspring and their biological and foster mothers. The researchers noted, for example, how many times the offspring had...War on termites heats up with worlds largest test site
...uild out termites." One such technology that could soon help this process is a new University of Melbourne developed treatment plant for preserving wood against termites. The plant has the capacity to treat a timber pack suitable for an entire house in just 2 minutes. The plant is patented and the Unive...Tracking the illegal ivory trade
...y, poaching is still widespread. Law enforcers may soon have a new tool for cracking down on elephant poachers: a genetic analysis of ivory can help show which part of Africa it came from. "[This method] enables determination of where stronger antipoaching efforts are needed and provides the basis for mo...Novel sensors help clear the air
... was developed for environmental sensing, may well soon be in everyone's future, everywhere." New analysis by Technical Insights, a business unit of Frost & Sullivan ( www.Technical-Insights.frost.com ), Environmental Sensors and Monitors, studies the development and commercialization of sensors that dete...Catching evolution's henchmen in the act
...n they share the same host. Wolbachia strains may soon be described by the mosaic of genes they carry rather than by a single gene sequence. These acquired gene mosaics may enable strains to survive better in new hosts." This work is sponsored by a $5 million Frontiers in Biological Research (FIBR) gran...'Dog-on-a-chip' could replace drug-sniffing canines
Police dogs across the country could soon be out of work, replaced by an electronic "dog-on-a-chip" that sniffs out cocaine and other narcotics. Scientists at Georgia Tech have created a new detection tool that is portable, inexpensive, and doesn't require feeding or grooming. They say it is...Exercise and healthy weight delay cancer even among women with highest genetic risk
...nitoring programs that try to detect any cancer as soon as possible. A number of medications to prevent cancer (such as tamoxifen) are being evaluated in high-risk women. Surgery to remove the ovaries can reduce the risk of both breast and ovarian cancer. Risk-reducing prophylactic breast surgery is anoth...Improving the body's 'homeland security' against TB
...tem successfully operates during infection, we may soon be able to manipulate the host-pathogen relationship in a way which favors us, a somewhat reluctant host." MacMicking and colleagues discovered the pathway, called LRG-47, based on clues from another TB-inhibiting pathway called NOS2 and analysis of...UBC researcher discovers 'control room' that regulates immune responses
...e HIV/AIDS, multiple sclerosis, and arthritis, may soon be able to control their immune responses, thanks to a breakthrough discovery by a researcher at the University of British Columbia in Vancouver, Canada. Wilfred Jefferies, a professor at UBC's Biotechnology Laboratory, has discovered and characteri...Imperial researchers show novel flu treatment eliminates symptoms in mice
..., or anti viral drugs that must be administered as soon as there is contact with the virus, this new treatment can be given after symptoms present. Dr Tracy Hussell of Imperial's Centre for Molecular Microbiology and Infection and senior author of the paper, says: "Three times in recent history the flu vi...Fourteen Grand Challenges in Global Health announced
...te effective single-dose vaccines that can be used soon after birth. 2. Prepare vaccines that do not require refrigeration. 3. Develop needle-free delivery systems for vaccines. Create new vaccines: 4. Devise reliable tests in model systems to evaluate live attenuated vaccines. 5. Solve how to design...New medicines at risk from biodiversity loss
...evere, and essentially untreatable pain) and could soon be on the market. "Prialt may be 1000 times more potent than morphine. More importantly, it does not seem to lead to addiction or tolerance, where increasing doses are required to achieve the same effect" said Chivian. These problems have greatly lim...MicroRNA targets: How big is the iceberg?
...to be microRNA targets, also suggests that we will soon get a better sense of what's under the water....From genome comparisons, UCSD researchers learn lessons about evolution and cancer
...ditions as breast cancer at the genetic level." As soon as reconstructions of other tumor genomes are completed, Pevzner and his colleagues will investigate whether the breakpoints implicated in cancers are correlated with the breakpoints evident in human-mouse evolution from their common ancestor 75 mill...