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'Escaped' proteins add to hearing loss in elderly, UF researchers find
Age-related hearing loss is the most common sensory disorder among the elderly. But scientists are still trying to figure out what cellular processes govern or contribute to the loss.   view more (2009-11-11)

The first men and women from the Canary Islands were Berbers
A team of Spanish and Portuguese researchers has carried out molecular genetic analysis of the Y chromosome (transmitted only by males) of the aboriginal population of the Canary Islands to determine their origin and the extent to which they have survived in the current population.   view more (2009-10-22)

Promising novel treatment for human cancer -- Chrysanthemum indicum extract
A series of studies have demonstrated that Chrysanthemum indicum possesses antimicrobial, antiinflammatory, immunomodulatory, and neuroprotective effects.   view more (2009-10-16)

Too much of a good thing? Scientists explain cellular effects of vitamin A overdose and deficiency
If a little vitamin A is good, more must be better, right? Wrong! New research published online in the FASEB Journal shows that vitamin A plays a crucial role in energy production within cells, explaining why too much or too little has a complex negative effect on our bodies.   view more (2009-10-09)

How mitochondrial gene defects impair respiration, other major life functions
Researchers are delving into abnormal gene function in mitochondria, structures within cells that power our lives. Mitochondria are the place where energy is generated from the most basic molecules of food. Because this function is essential to life, defects in mitochondria may affect a wide range of organ systems in humans and animals.   view more (2009-09-25)

Evolution still scientifically stable
An international team of researchers, including Monash University biochemists, has discovered evidence at the molecular level in support of one of the key tenets of Darwin's theory of evolution.   view more (2009-09-14)

Study: Popular supplement quercetin does not enhance athletic performance
The antioxidant quercetin is increasingly being marketed as a supplement that boosts athletic performance, but a new University of Georgia study finds that it is no better than a placebo.   view more (2009-09-04)

Gene mutation responsible for premature skin aging disease identified
In the new print issue of Nature Genetics, scientists in Singapore and Germany report that mutations in the PYCR1 gene cause the rare genetic condition that results in premature skin aging and that is known as "wrinkly skin syndrome."   view more (2009-09-01)

Dog's place and date of birth identified
Earlier studies of this field have shown that Eastern Asia is the place where the wolf was tamed to become the dog.   view more (2009-09-01)

Discovery of genetic mutation in Leigh syndrome
Researchers at the Montreal Neurological Institute and Hospital (The Neuro), McGill University have discovered a genetic mutation underlying late-onset Leigh syndrome, a rare inherited metabolic disorder characterized by the degeneration of the central nervous system.   view more (2009-08-11)

UCI discovers new Alzheimer's gene
A UC Irvine study has found that a gene called TOMM40 appears twice as often in people with Alzheimer's disease than in those without it. Alzheimer's, for which there is no cure, is the leading cause of elderly dementia.   view more (2009-08-07)

Unstable proteins can cause premature ageing
The normal ageing process has long been linked to problems with cell respiration, the process through which the cells extract energy from nutrients.   view more (2009-08-06)

Stress signals link pre-existing sickness with susceptibility to bacterial infection
Mitochondrial diseases disrupt the power generating machinery within cells and increase a person's susceptibility to bacterial infection, particularly in the lungs or respiratory tract.   view more (2009-07-28)

Scientists discover gene mutation responsible for hereditary neuroendocrine tumor
University of Utah researchers and their colleagues have identified the gene that is mutated in a hereditary form of a rare neuroendocrine tumor called paraganglioma (PGL).   view more (2009-07-24)

Bad mitochondria may actually be good for you
Mice with a defective mitochondrial protein called MCLK1 produce elevated amounts of reactive oxygen when young; that should spell disaster, yet according to a study in this week's JBC these mice actually age at a slower rate and live longer than normal mice.   view more (2009-07-23)

Ben-Gurion U. researchers reveal connection between cancer and human evolution
Researchers at Ben-Gurion University of the Negev (BGU) have discovered that gene mutations that once helped humans survive may increase the possibility for diseases, including cancer.    view more (2009-07-06)

A potent and selective anti-tumor agent on human gastric cancer
A research article to be published on June 21, 2009 in the World Journal of Gastroenterology addresses this question.   view more (2009-06-29)

How mitochondria get their membranes bent
Mitochondria are the powerhouses of cells. Underneath their smooth surface they harbor an elaborately folded inner membrane. It holds a multitude of bottleneck like invaginations, which expand into elongated cavities (cristae).   view more (2009-06-25)

Neurological disorder in golden retriever dogs caused by a mutation in mitochondrial DNA
Sensory ataxic neuropathy (SAN) is a recently identified neurological disorder in Golden Retriever dogs with onset during puppyhood.   view more (2009-05-29)

New malaria agent found in chimpanzees close to that commonly observed in humans
Researchers based in Gabon and France report the discovery of a new malaria agent infecting chimpanzees in Central Africa.   view more (2009-05-29)
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