Landmark gene agreement announced by Samoan government and UC Berkeley for anti-AIDS drug Prostratin
...Samoa. Keasling and his Samoan collaborators will freeze living cells from the mamala tree in liquid nitrogen, so that extraction of the perishable RNA can be conducted in the laboratory. Then begins the process of tracking down the enzymes that actually build the molecule Prostratin. Once Keasling has pi...Landmark agreement between Samoa and UC Berkeley could help search for AIDS cure
...Samoa. Keasling and his Samoan collaborators will freeze living cells from the mamala tree in liquid nitrogen so that extraction of the perishable RNA can be conducted in the laboratory. Then begins the process of tracking down the enzymes that actually build the molecule Prostratin. Once Keasling has pin...Dispute over life in Antarctic lake
... Between 15 and 30 million years ago it started to freeze over, then gases accumulated in the lake and finally it sterilised itself," he says. This hypothesis has provoked scorn from John Priscu of Montana State University in Bozeman, author of one of the original papers on microbes in the Vostok accretion ...Labs-on-a-chip to detect milk contamination
...ich he calls microfluidic tectonics, uses light to freeze a liquid into the solid shape of a component, such as a valve, in the precise physical location where the component is needed. Biological tests can require different steps performed in different sequences. Each test requires a particular arrangement ...UN report: Accelerate global agreement to oversee exploitation of South Pole 'extremophiles'
...f potential applications, including increasing the freeze tolerance of commercial plants, improving farmfish production in cold climates, extending the shelf life of frozen food, improving surgery involving the freezing of tissues, and enhancing the preservation of tissues to be transplanted. A preliminary ......but on an infinitely smaller scale. They literally freeze the process at certain stages, using advanced methods of chemical analysis to determine the exact molecular layout at each stage. The most difficult part, says Sagi, was figuring out the correct time frames that would allow them to see each phase of ...Avoid bad memories: Targeting genes and drugs
...into the battle they wish to forget, and they will freeze in response and loose contact with their surroundings. It is clearly of much significance to unravel the genes and proteins that are responsible for such responses; once this is achieved, the door will be opened for developing rationally designed the...Newly found gene resistant to economically crippling wheat disease
...decay and the pathogen just sits there. Or you can freeze it at -80 C, thaw it, and then spray it with water - it will start growing." Leaf blotch doesn't kill plants, but it weakens them sufficiently to cause significant crop loss. Purdue scientists determined resistance to the fungus by observing whether ...Worm farmers wriggle into US market
...ch worm breeding techniques include cryogenics to freeze worm embryos for storage and using 'waste' hot water from a nearby power station to keep sand beds at the perfect breeding temperature. Several commercially important steps have been protected by patent. This year, Seabait won two of Britain's top ...Edible food wraps can keep kids' sandwiches fresh and the environment cleaner
...to or ketchup-flavored wrap to hamburgers when you freeze them and then when you defrost the meat you can cook the whole thing, wrap and all." The wraps come in a wide variety of flavors, including broccoli, carrot, tomato, mango, peach, pear, apple, papaya and strawberry. The fact that they are biodegrada...First West Coast baby born using frozen egg technique
...so at University Fertility Consultants, offered to freeze Jennifer's eggs using a new method. He had never done this clinically, but he had been keeping up with the successful protocol for egg cryopreservation developed by Eleonora Porcu, M.D., at the University of Bologna in Italy, the leader in this techn...First West Coast baby born using frozen egg technique
...so at University Fertility Consultants, offered to freeze Jennifer's eggs using a new method. He had never done this clinically, but he had been keeping up with the successful protocol for egg cryopreservation developed by Eleonora Porcu, M.D., at the University of Bologna in Italy, the leader in this techn...'One-stop' approach works well for cervical cancer prevention
...of cryotherapy, using compressed carbon dioxide to freeze and destroy abnormal tissue. Women with more advanced lesions, suspected cancers or other problems were referred to specialists. A year later, 94 percent of the women treated had no signs of any precancerous lesions. In addition, nearly 98 percent...There's no business like snow business
...rm clouds. The few drops that contain "ice nuclei" freeze and begin to grow. "Growing molecule by molecule, the complex shapes that we associate with snow crystals form in clouds," says Knight. When these crystals aggregate with each other, snow flakes form. When winter resorts run short on "the real stuff,...Science's top ten: Discovery of genes' 'control switches' named top advance of 2002
...que relies on ultra short pulses of laser light to freeze motion in frames just attoseconds (billionths of a billionth of a second) apart. While researchers were getting their techniques up to attosecond shutter speeds last year, in 2002 they trained their lasers on individual atoms, tracking electrons as t...Antarctic ice seals life's fate
...ally pushes back our estimates of what it takes to freeze a lake ecosystem." NASA is interested in the research because the Lake Vida ecosystem serves as a classroom of sorts, providing lessons for launching Martian ice probes that may yield frozen microbes. "It's pretty much common knowledge that Mars ha...ASU researcher puts recalled Firestone tires to good use
...ws promise in ending the crumbling associated with freeze and thaw damage in colder climates. Zhu says these benefits alone significantly improve the overall durability and serviceability of PCC. More recently, the researcher made new advances by boosting the compressive strength levels of crumb rubber PC...Tips from the Journals of the American Society for Microbiology: June 2002
...er thawing. "Consequently, the improvement of the freeze tolerance in baker's yeast is of significant comme...he possibility of design strategies to improve the freeze tolerance of baker's yeast." S. Rodriguez-Vargas, F. Estruch and F. Randez Gil. 2002. Gene express...Freezing cancer cells makes them prime targets for anti-cancer drug, new study finds
... that freezing cells doesn't mean they will always freeze to death. Cells near the probe at the core of the ...minus 40 F), often found on the outer edges of the freeze zone. In the study, researchers froze melanoma cells in such a way as to mimic the conditions in thi......nistration of pentobarbital, hearts were isolated, freeze clamped in liquid nitrogen and stored at -80oC prior to RNA extraction. RNA extraction and quantitative RT-PCR of samples was performed. Standard RNA was made for all assays by the T7 polymerase method using total RNA isolated from the rat heart. ...