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Tag: "age" at biology news

Transmission of antibiotic-resistant bacteria linked to previous intensive care unit room occupants

...7,806 for acquisition of VRE. The average patient age was 61 years, and 58 percent were male. Fourteen percent of these ICU patients stayed in rooms in which the prior occupant had MRSA and 13 percent stayed in rooms in which the prior occupant had VRE. Those who stayed in rooms after patients with on...

Ocean seep mollusks may share evolutionary history with other deep-sea creatures

...good living indeed," Little said. The origins and age of seep citizens such as the mollusks has been deb... to 34 million years ago. By contrast, the average age of first appearances for all marine mollusks occurred in the Oligocene epoch, about 34 to 24 million...

Ancient ape ruled out of man's ancestral line

..., are controversial. Earlier estimates had put the age of Little Foot at three to four million years old placing it potentially on a direct line to humans. The first recognisable stone tools appeared in Africa around 2.6 million years ago, but they were not made by Australopiths. Rather it is thought ...

Teenager moves video icons just by imagination

...s operate. "It's exciting to be able to look at age differences and see what that tells us about the brain," said Moran, who said the team plans to test more pediatric subjects. "No one has ever seen if brain signals from children are different. We'll try to determine if teenagers have different frequ...

Finding an answer to Darwin's Dilemma

...astern coast of Newfoundland. This pushed back the age of Earth’s earliest known complex life to more tha...s," says Dr. Narbonne. "Immediately after this ice age there is evidence for a huge increase in atmospheric oxygen to at least 15 per cent of modern levels...

Sex and the heart: It's not what you think

...ven point at which women catch up to men is now at age 60, 10 years earlier than before. "Women are no longer protected from heart disease risk relative to men," said Eileen Crimmins, corresponding author and professor in USC Leonard Davis School of Gerontology. "Reports indicating that men are more lik...

An advanced genetic diagnostic method for multiple myeloma

...of this pathology. A disease associated with old age Multiple myeloma is a disease which primarily affects persons above 60 years of age. In 2001 in Spain, 1716 new cases were detected, and 1554 patients with the disease died, with 20 of these in Navarra. According to Borja Sáez, with the new methods...

Replacing insulin is top-ranked breakthrough foreseen for health in developing world

... regenerative medicine, affect people at a younger age in developing than developed countries. They are also much more likely to be prevalent in the poor and have resulted in more deaths in 2005 than infectious disease, maternal and perinatal conditions, and nutritional deficiencies combined. The autho...

New research shows big improvement in survival after stroke

...on’s level of consciousness at the time of stroke, age and history of pre-morbid dependency, were strong predictors of survival". "The increased number of stroke survivors in New Zealand is a positive outcome, showing more knowledge of the condition and how to treat it," says Associate Professor Val...

Children of allergy sufferers prone to same problem

...voiding skin testing for airborne allergens before age 4 or 5 should be reconsidered, so children in this...m allergies--7 percent had allergic sensitivity at age 1. The Swedes tested five allergens, two of which were food allergens. The Cincinnati results, how...

Amateur boxing linked to brain cell injury

...14 amateur boxers (11 men and three women, average age 22 years) seven to 10 days after a bout and again three months later, after a rest from boxing. At the first assessment, the boxers reported how many hits to the head they received during the match and underwent physical and neurologic examinations;...

Older men treated for early prostate cancer live longer than those who are not

...dicine suggest that men between 65 and 80 years of age who received treatment for early stage, localized prostate cancer lived significantly longer than men who did not receive treatment. The study will be published in the December 13th issue of the Journal of the American Medical Association. Thanks to...

New engineered drug may offer prolonged arthritis relief

..., the researchers said, adding that as the average age of the population continues to rise, the incidence of osteoarthritis will increase. Osteoarthritis had been attributed primarily to the gradual wear and tear of joint surfaces. More recently, however, scientists have discovered that inflammation sp...

Male circumcision reduces HIV risk, study stopped early

...6 percent of uncircumcised men are HIV infected by age 25. "This study will likely not have a large impact on the incidence of HIV/AIDS in the United States or Europe where heterosexual transmission of HIV is low compared with areas like sub-Saharan Africa and parts of Asia," Bailey said. "However, th...

Brain regions do not communicate efficiently in adults with autism

...searchers analyzed EEGs from 36 adults, ranging in age from 19 to 38. Half the adults had autism and all had IQs of at least 80. The EEGs, which measure the activity of hundreds of millions of brain cells, were collected with an array of 124 electrodes while the people were seated and relaxed with thei...

Friendly bacteria in alcoholic milkshake could fight food allergies

...revalence is especially high in children under the age of three, with around 5-8% of infants at risk. Currently the only treatment is avoidance of the problematic food. "Friendly" bacteria in kefir may play a role in blocking the pathway involved in allergic responses, Lisa Richards reports in Chemistry...

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

...aggressive responses appear to be specific to both age and dose. The authors say their data add to growing evidence that during puberty, the brain is still maturing and, says Taravosh-Lahn, "could possibly react to drugs given to adults in different and potentially negative ways. We need to understan...

Mass vaccination unnecessary in the event of a large bioterrorist US smallpox attack

...community hospital and the community at large. The age distribution and household sizes were based on the U.S. census for 2000. Predicting the spread of an infectious disease such as smallpox requires much more than simply connecting dots on a map. Instead Longini and colleagues rely on a tool called s...

Flu shot effective against drifted influenza, nasal spray vaccine less so

...proval of FluMist limits its use to people between age 5 and 49 years. In another paper in the same edi... conferred different protection in 2004-05 in that age group. However, data from a study conducted in 2004-05 in children aged 6 to 59 months by MedImmun...

A natural chemical found in strawberries boosts memory in healthy mice

...Academy of Sciences. Roughly one third of people age 60 and over suffer from memory and recall woes. As the average age of the U.S. population climbs, the number of people ravaged by Alzheimer's disease and other forms o...

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