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Salty oceans provide early warning for climate change

...ds of kilometres apart. “A salt surge is enough to kick start circulation,” says Zahn. Meanwhile, a decrease in saltiness in South African waters could be linked to a slowing down of the North Atlantic circulation. Models and data both indicate that these changes in ocean circulation occur over very sh...

Are we killing the world's oceans?

...Centre at the University of British Columbia, will kick off the forum with a free public lecture on "Are We Past the Point of No Return in Mining Fish From the Sea?" on Feb. 21 Pauly is one of the world's leading fisheries conservation scientists, and a vocal and influential critic of current fishing prac...

Solution to bacterial mystery promises new drugs

...athogens use two enzymes, called PlsX and PlsY, to kick off phospholipid synthesis. "In fact, the biochemical pathway that uses PlsX and PlsY is the most widely distributed bacterial pathway for initiating the production of phospholipids," explained the study's first author, Ying-Jie Lu, Ph.D., of the St...

Study highlights new and cheaper way to treat heroin addiction

...ually as effective as methadone to help drug users kick the habit. The research by the Universities of Edinburgh, Napier and Adelaide could have major implications for treatment programmes for drug users, which have proved controversial not least because of the high costs involved. In contrast to me...

Researchers barcode DNA of Venice museum's vast fungi collection

...n said the museum's vast collection of fungi got a kick start when the Venice Society of Mycology formed in the late 1980s to monitor the mycological flora in the Lagoon of Venice and surrounding areas. The collected samples represented over 1,200 species of fungi and formed the foundation of the museum's...

Researchers discover how bacteria sense their environments

...plify infinitesimal changes in the environment and kick off processes that lead to specific responses within the cell. "Bacteria sense a lot of different things. But assume it's a sugar molecule that a bacterium needs as a nutrient -- even a 0.1 percent change in concentration can be detected, and this s...

Just like us, social stress prompts hamsters to overeat, gain weight

... "fight or flight" response under stress and helps kick off a cascade of physiological responses. "There are a whole suite of physiological responses that occur as a result of stress," Bartness said. It will take time to unravel all these physiological responses and to use that knowledge to block stress...

Research links protein to breast-cancer migration

...ent breast-cancer treatments have been designed to kick start the anoikis process and kill these rogue cells. But the cancer cells are clever and learn how to avoid being destroyed, which means these treatments no longer work and patients often see their breast cancer return. Dr. Gilmore said: "Understan...

Ten years later, Dolly is still making headlines

...years ago - created the cloned sheep "Dolly," will kick off the 2006 American Association of Pharmaceutical Scientists' (AAPS) National Biotechnology Conference in Boston, June 18-21. At the meeting, nearly two-thousand of the world's leading scientists will discuss a variety of critical issues affecting...

Can you hear me now? Scientists find previously unknown receptors on adult stem cells

...teria and viruses. When activated, these receptors kick the stem cells and immature blood cells into action, enlisting them to help fight whatever pathogen is attacking the body. The findings, which appear in the June issue of the journal Immunity, could have important implications for treating leukemias...

Researchers test new way to quit smoking

Smokers trying to kick the habit might stand a better chance of staying smoke-free if they begin using replacement nicotine patches or gum in the weeks before they quit cigarettes. That's a theory a team led by the Clinical Trials Research Unit (CTRU) at The University of...

Wisconsin scientists discover a master key to microbes' pathogenic lifestyles

...he body temperature of a human or other animal, it kick starts a genetic program that transforms the fungi into pathogenic yeasts. "This is a global regulator that sends signals down a molecular chain of command and governs a series of vital genetic programs," Klein explains. "It leads to changes in the ...

UT Southwestern researchers develop screening test for cells that activate immune system

...s that force or trick the natural immune system to kick on, or initiate an immune response that can be copied and initiated artificially. Other UT Southwestern researchers from dermatology involved in the study were Dr. Yasushi Ogawa, postdoctoral researcher, and Dr. Jimin Gao, former instructor. ...

Clean skies=faster global warming?

... microorganisms invade the body, immune mechanisms kick in to fight them off. The infected tissues typically show depleted oxygen levels, and a protein called HIF-1 alpha regulates this. Interestingly, the cells responsible for destroying the foreign pathogens are effective in this low-oxygen environment....

Eliminating bacterial infections out of thin air

... microorganisms invade the body, immune mechanisms kick in to fight them off. The infected tissues typically show depleted oxygen levels, and a protein called HIF-1 alpha regulates this. Interestingly, the cells responsible for destroying the foreign pathogens are effective in this low-oxygen environment....

Remote control flies? Fly behavior controlled by laser light

... he says, "it is like pushing a swing. One initial kick and it keeps swinging back and forth for a while." ### The study was supported by grants from the National Institutes of Health. Susana Q. Lima and Gero Miesenböck: "Remote Control of Fly Behavior through Genetically Targeted Photostimulation of ...

Master gene controls healing of skin in fruit flies and mammals

...nes normally involved in wound healing in order to kick start processes such as cell division and cell migration." Mace, a former graduate student of biology professor William McGinnis, who led the UCSD team, became interested in the healing of insect cuticle when she noticed lesions in the cuticle of ce...

Key Trigger Of Opioid Withdrawal Symptoms Found

...and behavioral techniques aimed at helping addicts kick their habits. To zero in on the machinery underlying withdrawal symptoms, researchers led by Elena Bagley and Macdonald Christie of the Pain Management Research Institute at Royal North Shore Hospital (a division of the University of Sydney) perfor...

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