Tag: "attract" at biology news

Plants Have Future As Environmental Clean-Up Agents

...of the trees will helpcontrol erosion problems and attract wildlife, something traditionaltreatments wouldn't do. "We think this a no lose opportunity for us," Feyerharm said. Erickson and Davis, along with other K-State professors, arecontinuing research into bioremediation, both in areas of geneticresear...

UW Smogmobile Offers Cleaner, Safer Alternative To Gas Or Electric Cars

...hicles, Hertzberg realizes it will be difficult to attract the interest of an automotive industry and public already committed to gas- and electric-powered cars. But he hasn't let that stop him. "I don't expect any trouble in proving that a liquid nitrogen vehicle can work, I expect trouble in selling the i...

Female Fireflies Lure Males For Defense Chemical

...artificially fed with the compound or were able to attract and eat Photinus fireflies. "To many of us, there's something intriguing and even romantic about fireflies in the night. Certainly some -- but not all -- of those fireflies have romance on their minds," said Eisner, explaining the complex system of ...

Recombinant Protein Immunizes Mice, Promises New Strategy Against Infection And Cancer

...ntroduced into tumor cells to act as redflags that attract a CTL immune response," says Dr. Young. The work reported inthe PNAS paper was supported by the National Institutes of Health....

SFU Researcher Fools Forest Pest Into 'Barking Up The Wrong Tree'

...rk beetles use chemical signals, or pheromones, to attract others of their kind to a suitable host tree. It's also known that theycan detect the scent of host trees. But Huber's work reveals that the beetles are doing much more. They're smelling other trees in the forest, too. Every type of tree, says Huber,...

Guidelines For Next Generation Of Environmental Policy

...xample, every developing country must find ways to attract foreigninvestment into water and sewage infrastructures, and into industrial pollutioncontrols. Redefining the World Bank's development role to get it out of thebusiness of funding big projects such as dams and power plants. Instead theWor...

Ant Pheromone May Aid Alzheimer's Patients

...emical-based signals calledpheromones do more than attract the opposite sex. Alarm pheromones, which arereleased when one aphid is crushed, send nearby aphids fleeing for their lives. Territorial marking pheromones, left behind when a cat rubs its cheek on ahuman's leg, tell other cats to whom the human bel...

Biologist Experiments With His Own Front Yard

... driedcow patties that he puts out in his yard to attract termites. "The cow pies still generate a cer...ape in Arizona, he explains, and the termites they attract are truly fascinating social animals. Beyond the possibilities for science, Alcock also has de...

TSRI Scientists Discover Naturally-Occurring Mechanism Involved In Regulation Of Angiogenesis; New Anti-Cancer Therapeutic Agents Are Suggested

...nd, ultimately, metastasize, malignant tumors must attract arich blood supply to provide nourishment and remo.... Withinseveral hours the tumor fragments began to attract new blood vessels. After 24hours the embryos were injected with PEX or a control enzyme fragment. PE...

USGS Cautions Proper Use Of Pepper Spray To Avoid Bear Attacks

...y to ward offaggressive bear attacks, may actually attract brown bears if used improperly,according to prelim...nose, his pilot study shows that sprayresidues did attract brown bears when used in nonaggressive situations. Brownbear responses to red pepper spray-treated ...

New Chemical Processing Technique Being Studied At UW May Hold Key To CleaningUp Hanford, Reducing Industrial Waste

...l ion exchange systems employ charged compounds to attract specificchemicals with opposite charges in order t...r to leave the ion-exchange material ready toagain attract calcium. In the process, the relatively innocuous calcium and salt-wate r byproductsare washed down ...

High Testosterone Level May Lead Male Junco To Stray From Mate

...yand adopt other behaviors that help them find and attract a mate. However, after finding a mate, normal mal...iors -- suchas vigorous singing -- that help males attract more females. It may alsoplay a role in males spending less time taking care of their own fledglings...

Females' Siren Song Initiates Courtship Duets In African Frogs, Columbia Biologists Find

...ich her eggs are ready to receive sperm. She must attract a suitorduring that period, or lose her progeny. Mating takes place at night in murkyponds crammed with frogs, making it difficult for receptive females to locatemales, even though the males vocalize continuously during breeding season. If arecepti...

Heart and Soul: The Blood Vessels And Brain Use Common Guide

...ons for cancer research, he adds. Known to attract nourishing blood vessels to tumors, VEGF is the targetof efforts in academia and industry to block vessel growth. In unrelatedclinical trials, VEGF is used to coax blood vessels into sprouting collateralsthat reestablish blood flow at sites of blocka...

Biotech Firms Develop Where Star Scientists Worked, Study Shows

...dthe presence of prestigious universities can also attract biotech firmsto an area. These factors did have an effect, Brewer said, but the presenceof star scientists has an impact above and beyond them. “It was really the whole system of federal research support, universityresources and the right peopl...

Environmental Technology Breakthroughs Forecast -- Year 2008

...ons withchlorine. Sponge-like grains of sand will attract and hold nitrates and heavymetals to further protect drinking water in large and small systems. Renewable energy storage--In 10 years, improved power storage will increase theuse of electricity from solar and wind power. For example, solar powercol...

Research Into Cockroach Behavior Could Lead To Better Baits

...roaches likes best. So far, beer and bread seem to attract the most roaches, a finding with "implications for college towns," he says. "It's taken a lot of effort to come up with a true picture of what the cockroach is doing," Koehler said. "But if we can use odors to bait them or lay down trails to trap the...

Birds Sing The 'Story Of Their Lives,' Theorize Duke Biologists

... DURHAM, N.C. -- When male songbirds sing to attract mates, the qualityof their song might directly portray their fitness, say Duke Universitybiologists in advancing a new theory of how birdsong serves as a mating signal.Their theory holds that female birds carefully analyze a male's song quality tojud...

Composting Livestock Waste Provides Benefits

... savings," Hawkins says. The composting does not attract flies and other insects as manure does. The potential for nutrient runoff resulting in pollution is greatly reduced. Weeds and pathogens in manure are destroyed before they are applied to the fields. The compost is a more uniform material than ...

Scientists Unearth Remains Of A Predatory Dinosaur In Madagascar

...rchers suspect were used to send visual signals to attract potentialmates or threaten potential enemies. Its facial bones were rough and wrinkledand it had a bony bump above its eye sockets. The bump likely was covered withsome sort of epidermal horn, perhaps similar to the horn on a rhinoceros. "Thi...

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