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Tag: "threatening" at biology news

Insects, viruses could hold key for better human teamwork in disasters

...en found that applies models of ant behavior under threatening situations for any given application in engineering. However, the way ants "detect and propagate alarms and the interactions produced in ant colonies can be used to model complex systems and cascading effects," Robinson said. ...

Innovative coating could give medical implants a longer life

...wn as fouling), compromising their performance and threatening patients with infections. Unfortunately, the polymers that studies have shown to be effective at antifouling do not last long in-vivo, falling prey to chemical degradation or to the body's enzymes. In contrast, the molecular compound developed at No...

Amazon symposium to address large-scale conservation

...te-of-the-art assessment of the processes that are threatening the world's largest tropical rain forest complex, and the initiatives underway that create the potential for large-scale conservation. ...

New vaccine means bye-bye to bacteria in the lung

...se respiratory tract infections, which can be life threatening in patients who have cystic fibrosis. It is therefore important to develop a vaccine against this pathogen. Appearing online on 1 April 2005 in advance of print publication of the May issue of The Journal of Clinical Investigation, Ronald Crystal and...

Caloric restriction won't dramatically extend life span in humans: UCLA research

...ding greater risk for heart disease and other life threatening illnesses, Phelan said. The human data factored into the mathematical model include the caloric intake of people in Japan, and their longevity, compared with sumo wrestlers, who consume more than twice the normal male diet, and men in Okinawa, Japan...

Boosting The BCG Vaccine To Beat Tuberculosis

...is drug-resistant, and is responsible for the most threatening disease outbreaks. ...

Researchers Discover Ancient Origins Of Tuberculosis-causing Bacteria

...is drug-resistant, and is responsible for the most threatening disease outbreaks. ...

Agilent Technologies Introduces First Commercial Mouse Microarray for Comparative Genomic Hybridization Research

...is drug-resistant, and is responsible for the most threatening disease outbreaks. ...

When in danger humans are similar to a deer in the headlights

...ycardia' seen in many species when confronted with threatening stimuli, mediated by neural circuits that promote defensive survival," author Eliane Volchan explains. This study is published in the current issue of Psychophysiology. Media wishing to receive a PDF of the full article please contact journalnews@bo...

Scientists uncover new clues about brain function in human behavior

...earchers showed the study participants pictures of threatening scenes (a burning building or a plane crash), whic...to the response to faces, the amygdala response to threatening scenes was abnormally increased in participants with Williams Syndrome (see graphic below), mirrorin...

Controlling wildlife trade key to preventing health crises, study says

...nternational trade in African clawed frogs, is now threatening some 30 percent of all of the amphibian species worldwide with extinction. And even parasites on animals in the trade carry animal and human pathogens, such as heartwater disease, Lyme disease, and babesiosis." Besides direct effects of diseases to ...

Sudden change in social status triggers genetic response in male fish, study finds

...g changed, his eyebar appeared and he began making threatening displays and chasing other fish. "Once they start changing, there's no question they'll become dominant within 2 to 10 minutes," Burmeister says. "It's like they decide to go for it: They know their place in the hierarchy, and they make a decision to...

Researchers: Treated wood poses long-term threat

...into the environment for decades to come, possibly threatening groundwater, according to two research papers published online Wednesday. Researchers from the University of Miami, the University of Florida and Florida International University examined arsenic leaching from chromated copper arsenate, or CCA-treat...

Penn Surgeons Use Completely Robotic Surgery to Successfully Treat Prostate Cancer

...nt options have been developed to help combat this threatening disease. One of the most innovative of these treatments is robotic-assisted laparoscopic prostatectomy (removal of the prostate). The University of Pennsylvania Health System is currently one of only a handful of facilities across the...

Scientists learn to predict protein-stabilizing ability of small molecules

...nt options have been developed to help combat this threatening disease. One of the most innovative of these treatments is robotic-assisted laparoscopic prostatectomy (removal of the prostate). The University of Pennsylvania Health System is currently one of only a handful of facilities across the...

Study shows AIDS drugs cost-effective, care underfunded

...ians treating patients with HIV is critically low, threatening patients' access to care. The study findings are reported in the April 1 issue of Clinical Infectious Diseases, now available online. While HAART has led to dramatic decreases in illness and death of patients with HIV, it does so at a price: the dru...

Ocean 'dead zones' trigger sex changes in fish, posing extinction threat

...lopment of far more male fish than female, thereby threatening some species with extinction, according to a study published today on the Web site of the American Chemical Society journal, Environmental Science & Technology . The study is scheduled to appear in the May 1 print issue of the journal. The find...

Male rivalry increases when females at most fertile, say researchers

... their female partners and find masculine men more threatening during their partner's most fertile phase. Rob Burriss and Dr Anthony Little, from the University's School of Biological Sciences, also found that men only behave in this way if their female partner does not use oral contraception ?and is therefore ...

CU, USDA team to curb two invasive, poisonous vines

...e vines are growing rampant in forests and fields, threatening reforestation, fragile butterfly populations and bird habitats. The vines are pale and black swallow-wort, and to find a biological control to stem the growth of and their steady conquest of local ecosystems in the northern United States and Canada,...

Spring migration of pink-footed geese under threat

...calating conflict between farmers and the geese is threatening the birds' survival. Writing in the new issue of t...required. Farmers in northern- and mid-Norway are threatening to scale up efforts to scare the birds off their fields, which the geese use as a staging post on th...

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