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Tag: "struck" at biology news

Healthy coral reefs hit hard by warmer temperatures

Coral disease outbreaks have struck the healthiest sections of Australia's Great Barrier Reef, where for the first time researchers have conclusively linked disease severity and ocean temperature. Close living quarters among coral may make it easy for infection to spread, researchers h...

Rapid response was crucial to containing the 1918 flu pandemic

...e deadly 1918 Spanish influenza pandemic is why it struck different cities with varying severity. Why were some municipalities such as St. Louis spared the fate of the hard-hit cities like Philadelphia when both implemented similar public health measures? What made the difference, according to two independe...

How trees manage water in arid environments

...ved from Arizona to Indiana two years ago, she was struck by a major difference: people in Indiana don't think about water every day the way people in Arizona do. The difference shows up in many ways. In Arizona, Brown said, if you drop a piece of ice on the kitchen floor and ignore it, in a few minutes ...

New research shows why too much memory may be a bad thing

...a careful balance of neurogenesis would need to be struck to improve memory without overwhelming it with too much activity." Many scientists had believed that neurogenesis in the hippocampus, and specifically, the dentate gyrus region, was wholly beneficial to memory. Previous research by Dr. Malleret wi...

Mysterious 'neural noise' actually primes brain for peak performance

...150 years ago. Pouget says that when we seem to be struck by an idea from out of the blue, our brain has actually just resolved many probabilities its been fervently calculating. "We've known for several years that at the behavioral level, we're 'Bayes optimal,' meaning we are excellent at taking various ...

Coral stress 'like never in history'

...hat normally occurred there. Although they are struck by more high impact events, some of today’s reefs are still proving to be able to ‘bounce back?to good health ?with a little help. "The recovery of the Great Barrier Reef from the devastating impact of the crown of thorns starfish took less than a...

Common cold virus leads to death in lung transplant patients

...rus (HRV), the leading cause of most common colds, struck two immunosuppressed lung transplant patients, leading to progressive respiratory failure, graft dysfunction and death. The two were part of a group of 11 transplant patients who suffered clinically significant respiratory infection from HRV in both ...

Researchers make progress in studying genetic traits of India-born populations

...compared to other parts of the world. "We were struck both by the low level of diversity amongst people spanning such a large geographical region, and by the fact that people of the Indian sub-continent constituted a distinct group when compared to populations from other parts of the world," says Patel....

Light-sensitive photoswitches could restore sight to those with macular degeneration

...e body not possible to illuminate directly. "I'm struck by how versatile this approach seems to be," Isacoff said, noting its applications for screening, diagnosing and treating disease. "I'm convinced that we'll come up with a therapy that will work in the clinic." ...

A single sugar found responsible for an antibody's ability to treat inflammation

...boratory of Molecular Genetics and Immunology, was struck by this inconsistency. "If IgG triggers autoimmune disease, how could it be pathogenic and therapeutic?" he asked. "We call it the IgG paradox." Six years ago he started an investigation into exactly how IVIG worked, and what he's discovered could on...

New light microscope sharpens scientists' focus

...rcentage of the labeled molecules. The concept struck them as so obvious, in fact, that they suspected other researchers might already be working to make it a reality. "At the time we thought, 'This is so simple and the time is so ripe,'" recalled Betzig. "There are so many labs that could do this in a ...

Indonesia - disaster relief aid in action

...e latest devastating 6.2 Richter scale quake which struck at 05:54 local time, 22:53 GMT last Friday 26 May. Flattening a densely populated area south of the city of Yogyakarta, near the southern coast of Java, its path has claimed more than 3,000 people, with thousands more injured. The disaster relief te...

Scientist warns of threat to last stronghold of endangered turtle

...hing yields decreasing in European seas the EU has struck up a number of agreements with African nations to fish their waters. Amazingly, most EU fishing concessions don't even incorporate compulsory bycatch monitoring programmes. Scientists from the University of Exeter's Cornwall Campus are working with...

Sociality of sweat bees evolved simultaneously during climate change

...www.entomology.cornell.edu/BeePhylogeny/ , is also struck by the social flexibility of sweat bees. "Other social insects (such as ants, termites, paper wasps and honey bees) have reached 'a point of no return' in social evolution in which members of the lineage are now unable to revert back to a solitary ...

UC Berkeley researchers create a biologically-inspired artificial compound eye

...th a surface packed with 8,700 raised mounds. When struck by a beam of light, each of these mounds acts as a lens, focusing the light and sending it into the material below. Like a welder's torch burning a hole into metal, over time the focused light beams etch holes in the resin creating the tiny channels ...

Infant transplant patients resist infections that kill adult AIDS patients

...es involving immune system deficiencies. "We were struck by the fact that when a heart transplant is carried out in very young infants, the thymus that produces T cells is removed and a drug is given that depletes T cells," said Dr. Platt. "Yet the infants don't get the same diseases that adult AIDS patien...

Researcher says flu responders can learn from 1918 epidemic

...ere were only about 100 deaths from the flu, which struck thousands in Bethlehem." By contrast, Philadelphia found itself much less prepared for an epidemic, and the strapped with a corrupt head the Board of Health, saw roughly 13,000 residents die as the flu swept through the inner city neighborhoods....

Field tested: Grasslands won't help buffer climate change as carbon dioxide levels rise

...ns come together, they nearly fill the space; what struck me is how tightly packed they are. That tells us the shell plays an important role in controlling what comes in and goes out. When we saw how the many hexagons come together, we saw that they filled the space tightly as well." The UCLA biochemists d...

Nighttime Dying Linked To Sleep Apnea From Brain Cell Loss

...ns come together, they nearly fill the space; what struck me is how tightly packed they are. That tells us the shell plays an important role in controlling what comes in and goes out. When we saw how the many hexagons come together, we saw that they filled the space tightly as well." The UCLA biochemists d...

New discovery blurs distinction between human cells and those of bacteria

...ns come together, they nearly fill the space; what struck me is how tightly packed they are. That tells us the shell plays an important role in controlling what comes in and goes out. When we saw how the many hexagons come together, we saw that they filled the space tightly as well." The UCLA biochemists d...

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