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Tag: "alarm" at biology news

New study reports hotel guests at risk from carbon monoxide poisoning

... and resorts, guests should consider carrying a CO alarm when they travel.” ...

New bacterium discovered -- related to cause of trench fever

...American Medical Association” in 1994, sounded the alarm that pet cats were often infected with a microbe that could be transmitted to their owners through a scratch. These earlier investigations taught the researchers several important lessons: new diseases and new bacteria infecting humans are still...

Putting feelings into words produces therapeutic effects in the brain

... the brain called the amygdala, which serves as an alarm to activate a cascade of biological systems to pro...t simply labeling emotions turns down the amygdala alarm center response in the brain that triggers negative feelings. Creswell, who conducted the mindful...

How plague-causing bacteria disarm host defense

...the front door of resistance and disarm the cell's alarm system. Now, researchers at the University of Cal...ost cell, so that it can mount a defense. "The alarm signal sent by Gaq is intercepted by YpkA, which sets up a roadblock along several cellular pathways...

Global survey of lizards reveals greater abundance of animals on islands than on mainland ecosystems

...hat longstanding observation, the study signals an alarm for island populations in a rapidly warming world. It suggests that climate change may have devastating consequences for lizards and other animals that inhabit islands because their ecosystems are much more sensitive than those on the mainland to cha...

A new portable biosensor detects traces of contaminants in food more quickly and cheaply

...s in the agro food industry, and can be used as an alarm for the rapid detection of 'risk' of contamination in practices based on Risk and Critical Control Point Analysis". ...

Hives ferment a yeasty brew, attract beetle pest

The honeybee's alarm signal may not only bring help, but also attract t... has found that small hive beetles can detect some alarm pheromones at levels below that detected by honeybees. The beetles associate the alarm chemicals wi...

Gene that makes people 'early to bed and early to rise' demystified

...at helps to explain just how their bodies' natural alarm clocks get set to such an early wake-up time. In studies of mice carrying the human FASPS gene, the researchers found that the mutant version of the Period 2 (Per2) clock gene--which is crucial for resetting the body's central clock in response to l...

Syphilis rate on rise in US gay, bisexual men

...orth of statistics, researchers are sounding a new alarm about growing rates of syphilis among gay and bisexual men. The overall number of syphilis cases in the United States fell from 50,578 in 1990 to just 7,177 in 2003 perhaps because of a nationwide prevention campaign aimed at heterosexuals. Neverthe...

SARS: No evidence that any of the treatments worked

The SARS virus set alarm bells ringing across the world when it first appeared in 2002, but now a review of the effectiveness of the treatments used against it has found no evidence that any of them worked. The review was commissioned by the World Health Organization and has...

Major initiative proposed to address amphibian crisis

...ley were among the first in the world to sound the alarm bell about amphibian decline, publishing some professional papers in the early 1990s that alerted the world to the magnitude of this problem. One publication by this group has been listed as the 10th most cited paper ever in the journal Conservation ...

APS lecturer shows rare video of 'teacher-student' immune cell interactions in live animal

... T and B white blood cells in a way that rings the alarm about the intruder. "The dendritic cells alert th...n said. "Somehow, they do this without ringing the alarm bells. Possibly we could manipulate the process to ring the alarm bell for the immune system when it...

Report shows deforestation threatens Brazil's Pantanal

... published by Conservation International sounds an alarm for the Paraguay River Basin, which includes the Pantanal. Continued deforestation at the current rate would cause all of the Pantanal's original vegetation to disappear in 45 years, according to CI researchers in Brazil. Overall, opening the region...

Extinctions linked to climate change

...Central and South American crisis is "an amphibian alarm call," he said, but also is a harbinger of much greater biological disruption. What had been seen as an enigma is now understood as a complex relationship between global warming and major extinction of species. "This new study is a breakthrough, an...

Researchers develop portable 'vein finder' for faster, more accurate injections

... to the heart). Once the device detects a vein, an alarm is triggered, and medics insert the needle. The vein finder has proved highly effective in initial tests on phantom tissue, a model that simulates human tissue and blood vessels. Researchers have now begun adapting the device for human use. Deve...

Aggression-related gene weakens brain's impulse control circuits

...er emotion-related brain structures, a hyperactive alarm center and under-active impulse control circuitry. The study identifies neural mechanisms by which this gene likely contributes to risk for violent and impulsive behavior through effects on the developing brain. NIMH intramural researchers Andreas...

Infection 'alarm' yields clues to immune system behavior

...ngs are important because this biological intruder alarm causes the body's immune system to leap into actio...way, NF-kappaB molecules are released to carry the alarm into the nucleus, the cell's control center. Inside the nucleus, the NF-kappaB molecules switch on g...

Research: Snails were overlooked contributors to marsh destruction

...on. So scientists and citizens alike watched with alarm as the marshes started dying off from Louisiana to South Carolina beginning in 1999. Most earlier research pointed to the effects of a severe drought as the cause. The drought dried up soils, raised their acidity and boosted estuarine water and soil ...

A resetting signal keeps circadian rhythm on track in Drosophila fruit flies

...s. In other words, the evening clock triggers the alarm at its own pace, but it is the morning clock which sets the alarm every day. "So if you are looking over several days, only one period will be observed ?the one di...

Dangerous tricksters: Some bacterie use immune cells to reproduce

...ive digestive enzymes. A few hours after the first alarm bells have rung there is nothing left of the bacterium, and the potential danger has been eliminated. Multiplication inside the killer This is what normally happens. However, a whole range of pathogens have become specialised in tricking this ver...

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(Date:7/24/2014)... specialist at The University of Texas Health Science Center ... grant to help Harris County residents whose vision problems ... Even with corrective lenses, many people with low vision ... variety of low vision devices, such as telescopes, magnifiers ... , Iyer is using the three-year, $164,645 SightFirst grant ...
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