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Tag: "threatening" at biology news

First SCID gene chip to be introduced at Academy meeting on immunodeficiencies

...Primary Immunodeficiencies (PI) is a group of life threatening disorders that afflict millions of people in the U.S. and around the world. Public awareness of the disorder increased with the release of the film "The Boy in the Plastic Bubble" starring John Travolta as a child stricken with Severe Combined Immun...

Concern over fast tracking of new drugs

...later, after three trial patients developed a life threatening condition while being treated. Natalizumab was licensed by the US Food and Drug Administration in 2004 for use in relapsing multiple sclerosis on the basis of short term results from two unpublished trials. The FDA granted approval before final tria...

Intimate kissing quadruples risk of meningitis in teenagers

...by the BMJ today. Meningococcal disease is a life threatening condition with two incidence peaks: in early childhood and in adolescence. The incidence and fatality rate among teenagers in England and the United States rose dramatically during the 1990s, but little is known about the risk factors for this dise...

Mice lacking social memory molecule take bullying in stride

...t, an animal can't learn that a social stimulus is threatening and respond appropriately," explained Nestler. He and his colleagues also discovered that social defeat triggered an upheaval in gene expression in the target area of the circuit, the nucleus accumbens, located deep in the front part of the brain ...

Plants used to detect gas leaks, from outer space!

Gas leaks can be potentially life threatening in the home, but the presence of gas stresses out plants too. Professor Mike Steven and colleagues from the University of Nottingham have found that changes in the physical properties of plants can act as an early warning of leaks in natural gas p...

How low can you go? Ants learn to limbo

...hilst foraging to limit their exposure to the life threatening conditions of their habitat. Climbing over or crawling beneath obstacles means that ants do not have to make large detours to go around them. "We found that the ants visually assessed the height of the barrier and learned how to lower their body en...

Ocean acidification threatens cold-water coral ecosystems

...nvironment suggests that human activities could be threatening cold water reefs in another way. Lead researcher John Guinotte, a marine biogeographer at Marine Conservation Biology Institute (Bellevue, WA) and colleagues say that increasing amounts of atmospheric carbon dioxide (CO2), driven by the burning of f...

Montreal researchers identify defects of immune cells

...ay limit food consumption and lead to weight loss, threatening patients' general health and well-being. Of added concern, treatment of candidiasis in these patients is often complicated by strains of Candida albicans resistant to conventional antifungal therapies. The research project was carried out jointly by ...

Virus has 'catastrophic' affect on red squirrels, research shows

...ls. The research shows that squirrel poxvirus is threatening to wipe out red squirrels in some of the areas in ...his disease under control, especially as it is now threatening to spread across the border to Scotland with severe consequences for red squirrel conservation there...

Colombian frog believed extinct found alive

...ngus, known as chytridiomycosis, and other hazards threatening the survival of a third of all amphibian species around the world. "The scientific importance of the finding must motivate us to adopt urgent measures toward saving the last of these amphibians, both in the wild and through captive breeding programs...

UGA researchers find that hunting can increase the severity of wildlife disease epidemics

...e case of swine fever, a highly infectious disease threatening boars and pigs in Europe, hunting can increase the number of infected individuals by twenty five percent. "If we want to preserve the hunted population, we should be careful about when we schedule the hunting season compared to birth season because...

Report warns about carbon dioxide threats to marine life

...ning are dramatically altering ocean chemistry and threatening marine organisms, including corals, that secrete skeletal structures and support oceanic biodiversity. A landmark report released today summarizes the known effects of increased atmospheric carbon dioxide on these organisms, known as marine calcifier...

Do angry men get noticed?

...fic brain regions that are dedicated to processing threatening facial expressions. Given the many differences bet...ts that although males are biased toward detecting threatening faces, and females are more attuned to socially relevant expressions, both sexes prioritize the dete...

Adolescent but not adult hamsters are more aggressive on low dose of fluoxetine

...tal hamster's home cage for 10 minutes, creating a threatening situation to which male hamsters usually respond w...ne consistently calmed the adults in a potentially threatening situation, it differentially affected the juveniles. The effects of fluoxetine on aggressive respon...

The biggest bug in gut discomfort

...ecover after a few unpleasant days, it can be life threatening to those with compromised immune systems. A rare but serious complication of C. jejuni infection is the triggering of the autoimmune disorder, Guillain-Barré paralysis. Yale researchers now have some answers to one of the most basic puzzles surrou...

By 2048 all current fish, seafood species projected to collapse

Marine species loss is accelerating and threatening human well-being, according to a report published in the 3 November issue of the journal Science published by AAAS, the nonprofit science society. "Species have been disappearing from ocean ecosystems and this trend has recently been accelerating,...

Mother knows best: Plant knowledge key to childhood health in remote Amazon

In a remote area of the Amazon, globalization is threatening the time-honored transmission of plant knowledge from generation to generation, with adverse effects on childhood health and nutrition. In a novel study published online this week in the Proceedings of the National Academy of Sciences, researchers re...

Antibody signal may redirect inflammation to fuel cancer

...rocess needed for the cancer to progress to a more threatening stage. The new UCSF finding comes from studies with mice genetically engineered to carry some of the genes of the human papilloma virus (HPV), a pathogen that is known to cause human cervical cancer. By comparing cancer progression in these mice ...

UCSF brain tumor vaccine trial shows promising results

...nge the management of recurrent glioma from a life threatening disease, in which survival rates are typically 25 to 26 weeks, into a chronic disease with extended survival and improved quality of life for patients,?Parsa said. “Although our survival data are encouraging, a larger phase 2 study will be required t...

Saving endangered whales at no cost

...effort than needed to obtain optimal yields, while threatening turtles and non-targeted fish, including shark species, as bycatch....

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