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Tag: "bed" at biology news

U of M study examines kidney stone prevention in astronauts

...aced on standardized diets. The twins were put on bed rest on a tilted bed that positioned their head lower than their feet to simulate low gravity for 30 days. One twin per ...

Bedsores and bald hides: Novel roles revealed for a 'scaffolding' protein

...ing or treating chronic wounds such as pressure or bed sores arising from long periods of immobility. Along with the pain and scarring, bed sores significantly increase health care costs in nursing homes and hospitals. A separate report b...

Tyrannosaur survivorship -- tough times for teens

A massive dinosaur death bed in Alberta has helped map out the animal's life span and thrown doubt on long-held theories about how one species lived, says new research conducted in part at the University of Alberta. "One of the surprises to me was that the overall pattern of s...

Adults who go to bed lonely get stress hormone boost next morning

...l-life settings shows that when older adults go to bed lonely, sad or overwhelmed, they have elevated lev...nal Academy of Sciences (PNAS). "You've gone to bed with loneliness, sadness, feelings of being overwhelmed, then along comes a boost of hormones in the...

Pure carbon nanotubes pass first in vivo test

...and offered daily guidance, even from his hospital bed at M.D. Anderson," Cherukuri said. “Up to his very last day, he was simultaneously fighting his own battle with cancer and developing new ways to treat the disease that ultimately took his life. These new results are simply the first fruits of his fi...

Why do some queen bees eat their worker bee's eggs?

... great variation in kinship, have been a key test bed of the theory, and the theory has revolutionized our understanding of insect societies." ...

A potential biological cause for sudden infant death syndrome

... campaign, which urges caregivers to put babies to bed on their backs, 65 percent of the SIDS infants in this study were found sleeping on their stomach or side....

Sleep disturbances affect classroom performance

...e not asleep after 20 minutes, then get out of the bed and do something relaxing, such as reading a book ... not have any caffeine after lunch. Do not go to bed hungry, but don’t eat a big meal before bedtime either. Avoid any rigorous exercise within six hou...

40,000-year-old skull shows both modern human and Neandertal traits

...amed Oase 2 ?were found in a Late Pleistocene bone bed principally containing the remains of cave bears. They were recovered during a systematic excavation project directed by Professor Trinkaus and Professor Zilhao between 2003 and 2005. Radiocarbon dating of the specimen produced only a minimum age ...

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

...t a mutant "clock" gene made some people "early to bed and early to rise," a condition known as familial advanced sleep phase syndrome (FASPS), offered one of the first glimpses into the genetic basis of sleep in humans. Now, researchers report in the Jan. 12, 2007 issue of the journal Cell, published by...

'Night owls' report more insomnia-related symptoms

...nocturnal sleeplessness by extending their time in bed and being able to gain more total sleep time, according to a study published in the April 15th issue of the Journal of Clinical Sleep Medicine (JCSM). The study, authored by Jason C. Ong, PhD, and colleagues at Stanford University, consisted of 312 ...

Cancer-killing invention also harvests stem cells

... Some of the blood flow would bypass the capillary bed and instead go into the shunt, which could remain implanted for many weeks, continually removing and killing cancer cells. King's first targets are colorectal cancer and blood malignancies such as leukemia....

Children who sleep more weigh less

...hat encouraging parents to put younger children to bed earlier and allowing both younger and older children to sleep longer in the morning, as well as encouraging school districts to avoid very early school start times, might represent one important and relatively low-cost strategy to add to other effort...

'Marathon mice' elucidate little-known muscle type

...physical mobility, including paraplegia, prolonged bed rest, and muscular dystrophies, involve a loss of oxidative fibers and their replacement with glycolytic fibers. This, in turn, results in a further loss of resistance to fatigue, exacerbating the patient's condition in a downward spiral. The identif...

DOE JGI sets 'gold standard' for metagenomic data analysis

...structed by the authors provide a much-needed test bed for evaluation and comparisons of these tools. Their findings will no doubt have a very significant impact on the field of metagenomics in general. It will help groups like mine to choose efficient strategies for the development of automated methods...

Prenatal Stress Keeps Infants, Toddlers up at Night, Study Says

...lems, such as having nightmares, refusing to go to bed or having trouble falling asleep. Surprisingly, babies born to mothers classified as anxious or depressed while pregnant dozed just as long as their unstressed-pregnancy counterparts about 12 hours. However, this sleep was less sweet; children...

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