Researchers find new clues about aging
National Institutes of Health researchers have identified a new pathway that sets the clock for programmed aging in normal cells. The study provides insights about the interaction between a toxic protein called progerin and ...
Medical research
Jun 13, 2011 |
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In a genetic research first, researchers turn zebrafish genes off and on
Mayo Clinic researchers have designed a new tool for identifying protein function from genetic code. A team led by Stephen Ekker, Ph.D., succeeded in switching individual genes off and on in zebrafish, then observing embryonic ...
Genetics
May 08, 2011 |
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Demystifying the immortality of cancer cells
(Medical Xpress) -- In cancer cells, normal mechanisms governing the cellular life cycle have gone haywire. Cancer cells continue to divide indefinitely, without ever dying off, thus creating rapidly growing ...
Cancer
Jul 05, 2012 |
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Natural birth -- but not C-section -- triggers brain-boosting proteins
Vaginal birth triggers the expression of a protein in the brains of newborns that improves brain development and function in adulthood, according to a new study by Yale School of Medicine researchers, who ...
Neuroscience
Aug 08, 2012 |
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Protein 'switches' could turn cancer cells into tiny chemotherapy factories
Johns Hopkins researchers have devised a protein "switch" that instructs cancer cells to produce their own anti-cancer medication.
Cancer
Sep 23, 2011 |
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Switch in cell's 'power plant' declines with age, rejuvenated by drug
Researchers at the Johns Hopkins University School of Medicine have found a protein normally involved in blood pressure regulation in a surprising place: tucked within the little "power plants" of cells, the mitochondria. ...
Medical research
Aug 16, 2011 |
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Scientists find Achilles' heel of cancer cells
Several substances inhibiting so-called HDAC enzymes have been studied in trials searching for new anti-cancer drugs in recent years. "Trials have shown that HDAC inhibitors are very effective in arresting growth of cultured ...
Cancer
Nov 05, 2012 |
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Study reveals natural process that blocks viruses
The human body has the ability to ward off viruses by activating a naturally occurring protein at the cellular level, setting off a chain reaction that disrupts the levels of cholesterol required in cell membranes to enable ...
Medical research
Apr 17, 2013 |
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Researchers find 'key' used by ebola virus to unlock cells and spread deadly infection
Researchers at Albert Einstein College of Medicine of Yeshiva University have helped identify a cellular protein that is critical for infection by the deadly Ebola virus. The findings, published in today's online edition ...
Medical research
Aug 24, 2011 |
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Researchers discover how hepatitis C virus reprograms human liver cells
Hepatitis C virus has evolved to invade and hijack the basic machinery of the human liver cell to ensure its survival and spread. Researchers at the University of North have discovered how hepatitis C binds ...
Diseases, Conditions, Syndromes
Dec 18, 2012 |
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Study reveals how serotonin receptors can shape drug effects from LSD to migraine medication
A team including scientists from The Scripps Research Institute (TSRI), the University of North Carolina at Chapel Hill and the Chinese Academy of Sciences has determined and analyzed the high-resolution ...
Medical research
Mar 21, 2013 |
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Discovery sheds light on Alzheimer's mystery
(Medical Xpress)—In 1906, when Alois Alzheimer discovered the neurodegenerative disease that would later be named for him, he saw amyloid-beta plaques and neurofibrillary tangles inside the brain. Several decades later, ...
Alzheimer's disease & dementia
Oct 22, 2012 |
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International team discover clue to Friedreich's ataxia, devastating nervous system disease
(Medical Xpress)—A new form of iron may hold the clue that leads to treatment for a fatal inherited nervous system disease that can cause gait disturbance, speech problems, heart disease, diabetes and other ...
Medical research
Nov 23, 2012 |
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Discovery opens door to new drug options for serious diseases
Researchers have discovered how oxidative stress can turn to the dark side a cellular protein that's usually benign, and make it become a powerful, unwanted accomplice in neuronal death.
Medical research
Mar 04, 2013 |
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More evidence berries have health-promoting properties
Adding more color to your diet in the form of berries is encouraged by many nutrition experts. The protective effect of berries against inflammation has been documented in many studies. Diets supplemented with blueberries ...
Health
Apr 21, 2013 |
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