Tag: "calls" at biology news

Cut Pesticide Use In Half, Urges SFU Biologist

...ctorsbehind pest control decisions. Winston calls for a more enlightened approach to pests, one based onmanagement rather than eradication. He proposes a new pest management ethicthat favors biologically based alternatives - such as pheromones, insect-killingbacteria, and bioengineering - with chemi...

Are CDC's 1997 Recommendations For Targeted Lead Screening Of Children Justified?

... lead screening recommendations for children which calls forlocal screening decisions as opposed to universal screening are insupportablegiven that "lead remains the greatest environmental threat to children in theUnited States." In a related article, staff from CDC's National Center forEnvironmental Healt...

Vertex Pharmaceuticals Researchers Report Three-Dimensional Structure Of Hepatitis C Helicase Enzyme; Report In Structure

...compounds directedagainst HCV protease. The deal calls for Eli Lilly to provide up to $50million in research support and other payments, as well as pay Vertex royaltieson product sales. Lilly will have worldwide marketing rights. The authors of the Structure paper are Joseph L. Kim, Kurt A. Morgenstern,...

SFSU Biologist Deciphers Desert Animals' Whistles And Drumbeats

...rairie dogs has shown these animals give different calls to indicate a slithering snake or a soaring bird of prey. Their cohorts seem to recognize the differences. For example, vervets dive for cover when the signal is "Eagle!" but scramble up a tree if the danger is a cheetah. Randa...

Good Ergonomics Is Good Economics

...ose job is to assist customers in completing their calls and to record the correct billing. The primary motivation behind developing the new workstation was to enable the operators to reduce their average time per customer by providing a more efficient workstation design. The current workstation had been i...

Worm Wizardry: World's Most Heat-Tolerant Creature Suggests Enzymes For Drugs OrIndustry, UD Prof Says

...de its natural environment--the long, hot tubes it calls home. Enter the Mosquito Probe To penetrate worm condos beneath the eastern Pacific Ocean, Cary's team used aspecially designed device featuring a titanium probe that's six inches long butonly three-quarters of a centimeter in diameter. Dubbed "the...

Food Bacteria-Spice Survey Shows Why Some Cultures Like It Hot

...ed, in hotcountries nearly every meat-based recipe calls for at least one spice, and mostinclude many spices, especially the potent spices, whereas in cooler countiessubstantial fractions of dishes are prepared without spices, or with just afew." As a result, the estimated fraction of food-spoilage bacter...

University At Buffalo Energy-Conservation Projects Record Highest Savings Among Campuses

...emerging deregulated market for electricpower that calls for innovative purchasing contracts that buy power fromenvironmentally clean sources, incorporates energy-conservation services andavoids rate structures that might compromise UB's energy-conservation efforts. A "green computing" awareness campaign...

Global Change: Will Some Plant Species Be Left Behind? Studies Of EcosystemDynamics Make Wide Use Of Computer Models

...imitation in the past,human-induced climate change calls for migration rates up to 10 times fasterthan historically observed for many species. One major goal of the scientists?meeting in Barcelona is to predict the dynamics of terrestrial ecosystems facingthis unprecedented rate of climate change. One of...

US-Cuban Scientific Collaborations Jeopardized By Travel Restrictions

...ionBetween the United States and Cuban Scientists, calls for the US to easerestrictions on scientists traveling to Cuba and to use consistent criteria whengranting or denying visas. The report will be presented at an April 3rd AAASmeeting with US and Cuban government officials, experts on US-Cuba relatio...

Among Wrens, Moms Teach Daughters To Call, Dads Teach Sons, Study Reveals

...st has discovered that certain malesongbirds learn calls only from their fathers. Conversely, females of thespecies -- stripe-backed wrens -- learn calls exclusively from their mothers. Jordan Price says the discovery is unique because it shows h...

Invasive Weeds Pose Major Threat To American Landscape

...heyagricultural or natural areas." The report calls the threat of invasive weeds "biological pollution" and "asilent green invasion." Thomas Casadevall, acting director of the U.S.Geological Survey, which is responsible for helping develop better methods ofdealing with invasive species, explained that...

Bison Grazing Increases Biodiversity In Grasslands

...urning was reversed by bison, animals that Collins calls keystone herbivores in North American grasslands. In North American tallgrass prairies, diversity and productivity are controlled to a large extent by nitrogen availability, Collins explains. Historically, nitrogen availability in prairies was drive...

Africa At The Turning Point

... region, donor nations and the private sector, PAI calls on governments to further expand basic health services in order to increase access to family planning and other reproductive health services , and to build up their capacity to deliver high quality reproductive health services. Governments also need...

Web Site Offers Comprehensive Information On Mad Cow Disease

...niversityof Illinois in response to numerous phone calls by both the news media andthe public beginning in ...ending morethan half our time just answering phone calls from the media, producers,veterinarians and others about the disease," said Jan Novakofski, aprofess...

Biggest Acoustics Meeting Ever

...man fish distinguish between the concurrent mating calls ("hums") of males singing tothem together, Andrew Bass's lab at Cornell University ( ahb3@cornell.edu ) will present evidence that theregularly repeating acoustical "beats" produced by the concurrent hums get converted into rhythmicallytimed nerve si...

15 Drugs, Dyes And Other Chemicals Newly Listed As Known Or Likely Human Carcinogens

...eirpotential risk." Cyclosporins labeling already calls attention to studies indicating apotential cancer risk. The drug is used to help prevent rejection of atransplanted kidney or other organ by its new host. A second prescription drug for a life-threatening condition, thiotepa, isalso newly listed as a...

Vaccine Kills Spreading Cancer In Animal Model

...the molecular signal triggers a chainreaction that calls E7 to the immune system's attention. This leads to animmune system attack on all cells that contain the protein--including the cancercells. To test whether the vaccine is effective against metastatic cervicalcancer, Ji and her colleagues dev...

Ecological Consequences Of Jasmonate-Induced Responses For Plants In Native Populations

... with other responses, such as the induced alarm calls of plants that increase the vulnerability of the herbivore to its own predators. Without the use of the third trophic level, an plant may lose more leaf area and have a lower fitness as a result of slowing the growth rates of their her...

United States And Ukrainian Governments Establish Permanent Chernobyl Laboratory

... Ukrainian President Kuchma. The agreement calls for cooperation between the two countries --laboratories and contractors through exchanges of scientific and technicalinformation; exchanges of scientists and technical experts; the conduct of jointscientific research and the widest possible dissemin...

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