aging 2 4

Tag: "aging" at biology news

Confidence in memory performance helps older adults remember

...able, irreversible, and uncontrollable part of the aging process. These beliefs are detrimental because the...to judge their forgetfulness an inevitable fact of aging or even a warning sign of Alzheimer's disease, leading to anxiety and despair. Those who don't use ...

Loosen leash on cancer protein 'watchdog,' researchers say

...t our main goal was to see whether p53 sped up the aging process. Fortunately, we got more kinds of good ne... might perform well without elevating the risks of aging that other groups have found. The benefits seem to outweigh the risks. "We'd like to expand the res...

Aging cells, aging body: Fresh evidence for a connection

...ts showed that as these animals age, the number of aging cells in their skin significantly increases. Over...scientist on the project. "Whether it promotes the aging of our bodies, however, is highly controversial. While it may make intuitive sense, skeptics say 'Sh...

ASU researchers find link between social behavior, maternal traits in bees

...3 researching the evolution of social behavior and aging in bees. While at Davis, Amdam met professor Robert Page, who was breeding honeybee strains distinguished by whether the worker bees were more likely to collect pollen or nectar. Besides their differing collecting habits, the strains possessed vario...

DNA end caps may lead to cancer treatments, UT Southwestern researchers report

...telomeres shorten. When they become too short, the aging cell can no longer divide. But in most cancer cell...these mechanisms might be used to slow replicative aging in normal cells and increase the efficacy of telomerase-inhibition therapies for cancer," said Dr. W...

Thinner and younger

...e-restricted diets point to possible mechanisms of aging and suggest ways to intervene and modify its effec...ive damage to their DNA, thought to be a marker of aging at the biochemical and cellular level. "This study has laid the groundwork for future research into...

Biomarkers may hone anti-aging therapies

...at promise to remove wrinkles and other effects of aging crowd cosmetics aisle shelves, but do these treatm... new molecular indicators -- or "biomarkers" -- of aging in the skin that could be used to evaluate anti-aging therapies. Their findings are reported in the ...

Tramiprosate (Alzhemed? preclinical results published in Neurobiology of Aging

...n. AD is the most common cause of dementia in our aging population. Almost 5 million individuals in the United States alone currently suffer from the condition. The U.S. Alzheimer's Association estimates that by 2025, over 22 million people worldwide will be afflicted. According to a report commissioned ...

Carnegie Mellon researchers discover new cell properties

...rom an extremely rare disease that accelerates the aging process by about seven times the normal rate. Dahl, an assistant professor of chemical and biomedical engineering at Carnegie Mellon, said her work with researchers at the National Cancer Institute of the National Institutes of Health (NIH), the Joh...

Drug triggers body's mechanism to reverse aging effect on memory process

... ampakine drugs continue to reverse the effects of aging on a brain mechanism thought to underlie learning and memory even after they are no longer in the body. They do so by boosting the production of a naturally occurring protein in the brain necessary for long-term memory formation. The study appears ...

In-home sensors spot dementia signs in elderly

...ial to managing the rising cost of health care for aging baby boomers. And "being able to stay at home and maintain independence represents a significant improvement in quality of life of many elders who like to remain as long as possible in their familiar environments," Pavel noted. The ability to conti...

Mushrooms as good an antioxidant source as more colorful veggies

...peroxyl radical, are thought to play a role in the aging process and in many diseases, including cancer, Alzheimer's and atherosclerosis. Epidemiological studies have shown that those who eat the most fruits and vegetables rich in antioxidants have lower incidence of these diseases. Dubost detailed her re...

Johns hopkins researchers find link between cell's energy use and genome health

...Cell, could lead to new strategies one day to slow aging and treat cancer, events closely linked to changes in gene control and energy metabolism. Working at the High Throughput Biology Center of the Institute for Basic Biomedical Sciences at Hopkins, Boeke's team uses yeast almost exclusively for such ...

UC Davis researchers move biotechnology closer to replacing electronic pacemakers

...ontractions and blood pumping. Malfunctions due to aging or diseases can lead to a range of potentially lethal arrhythmias, such as slow heart rates or rhythms called bradycardias. In the current study, the researchers delivered a gene encoding a bioengineered cell-surface protein to heart muscle cells o...

Survivors of childhood polio do well decades later as they age

...cline in muscle strength in polio survivors may be aging alone." Polio is a contagious, viral illness t..." says Dr. Sorenson. "We concluded this was normal aging on top of their old deficits. Very few had to change their homes or add adaptive equipment. Those wh...

Gene expression becomes heterogeneous with age in humans and rats

In a study of the effects of aging on gene expression, researchers have found that va...cerning the physiological decline that accompanies aging is its variability--some people age better than others. However, there has thus far been little or n...

Life and death in the hippocampus: what young neurons need to survive

...ghout one's lifetime. "In the natural course of aging there is cognitive decline," says Gage. "We know we lose the ability to generate new neurons with age. We are currently trying to figure out how to generate as many neurons as possible to potentially enhance learning or increase the amount of neuroge...

Heal thyself: Systems biology model reveals how cells avoid becoming cancerous

...ve childhood disease, Werner syndrome, a premature aging disorder, and others. "DNA damage is a basic physiological process that is important to coping with environmental toxins and a number of congenital diseases," said Ideker, the senior author of the paper. "Over the past several decades, scientists ha...

New research examines genetics of successful aging

...enetic links to cognitive longevity. "Successful aging has been defined in many ways, however, we focused...for men and women." The majority of the successful aging or "SAG" regions overlapped with gene locations previously reported to show linkage to susceptibilit...

Adult stem cell research at UB targets damaged hearts

...apeutics that can be of clinical value in managing aging and curing disease," he said. The research will ...tem cells, including research on the influence of aging on the potency of MSCs (hibernating myocardium typically does not occur in young persons). "If agi...

1 2 3 4 5 6