People anticipate others' genuine smiles, but not polite smiles
Smile and the world smiles with you—but new research suggests that not all smiles are created equal. The research shows that people actually anticipate smiles that are genuine but not smiles that are...
View ArticleEasy, effective therapy to restore sight: Engineered virus will improve gene...
Researchers at the University of California, Berkeley, have developed an easier and more effective method for inserting genes into eye cells that could greatly expand gene therapy to help restore sight...
View ArticleAlzheimer's brain change measured in humans
Scientists at Washington University School of Medicine in St. Louis have measured a significant and potentially pivotal difference between the brains of patients with an inherited form of Alzheimer's...
View ArticleResearchers identify a new mechanism of TB drug resistance
Pyrazinamide (PZA)—a frontline tuberculosis (TB) drug—kills dormant persister bacteria and plays a critical role in shortening TB therapy. PZA is used for treating both drug susceptible and multi-drug...
View ArticleFingernails reveal clues to limb regeneration
Mammals possess the remarkable ability to regenerate a lost fingertip, including the nail, nerves and even bone. In humans, an amputated fingertip can sprout back in as little as two months, a...
View ArticleResearch points to brain's 'dark side' as key to cocaine addiction
(Medical Xpress)—Scientists at The Scripps Research Institute (TSRI) have found evidence that an emotion-related brain region called the central amygdala—whose activity promotes feelings of malaise and...
View ArticleSpike frequency adaption maintains efficiency in networks of neurons
(Medical Xpress)—Sensory adaptation is a familiar phenomenon. Whether jumping into a cold pool, or driving through manure-laden air as you pass by a recently fertilized farm, an initially strong...
View ArticleBiomarkers may be key to discovery of successful initial treatment of depression
In a National Institutes of Health (NIH) funded clinical trial, researchers at Emory have discovered that specific patterns of brain activity may indicate whether a depressed patient will or will not...
View ArticleNew imaging technique holds promise for speeding MS research
Researchers at the University of British Columbia have developed a new magnetic resonance imaging (MRI) technique that detects the telltale signs of multiple sclerosis in finer detail than ever before...
View ArticleJammed molecular motors may play a role in the development of ALS
Slowdowns in the transport and delivery of nutrients, proteins and signaling molecules within nerve cells may contribute to the development of the neurodegenerative disorder ALS, according to...
View ArticleResearchers exploit cancer's faulty defence mechanism
Researchers in Germany have found a new way to exploit the differences between cancer cells and normal cells that could lead to new treatments.
View ArticleSleep mechanism identified that plays role in emotional memory
(Medical Xpress)—Sleep researchers from University of California campuses in Riverside and San Diego have identified the sleep mechanism that enables the brain to consolidate emotional memory and found...
View ArticleResearch suggests short and frequent exercise key to feeling full
(Medical Xpress)—Short bouts of intermittent exercise throughout the day may be better than one vigorous workout in convincing your brain that you are full.
View ArticleResearchers gain new molecular-level understanding of the brain's recovery...
A specific MicroRNA, a short set of RNA (ribonuclease) sequences, naturally packaged into minute (50 nanometers) lipid containers called exosomes, are released by stem cells after a stroke and...
View ArticleUS court says human genes cannot be patented (Update 4)
The U.S. Supreme Court on Thursday unanimously threw out attempts to patent human genes, siding with advocates who say the multibillion-dollar biotechnology industry should not have exclusive control...
View ArticleNewly identified markers may predict who will respond to breast cancer...
Genetic variations, known as single nucleotide polymorphisms (SNPs), in or near the genes ZNF423 and CTSO were associated with breast cancer risk among women who underwent prevention therapy with...
View ArticleGene offers an athlete's heart without the exercise
Researchers at Case Western Reserve University have found that a single gene poses a double threat to disease: Not only does it inhibit the growth and spread of breast tumors, but it also makes hearts...
View ArticleResearchers develop a protein to protect and restore nerve cell communications
(Medical Xpress)—A structure called "the microtubule network" is a crucial part of our nervous system. It acts as a transportation system within nerve cells, carrying essential proteins and enabling...
View ArticleStudy points to role of nervous system in arthritis
Arthritis is a debilitating disorder affecting one in 10 Canadians, with pain caused by inflammation and damage to joints.
View ArticleProtein protects against breast cancer recurrence in animal model
According to the American Cancer Society, nearly 40,000 women in the United States will succumb to breast cancer this year. Most of these women will die not from the primary tumor but rather tumor...
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