News tagged with proceedings of the national academy of sciences

Related topics: brain , cells , genes , protein , stem cells




Less sleep leads to more eating, more weight gain, research says

Sleeping just five hours a night over a workweek and having unlimited access to food caused participants in a new study led by the University of Colorado Boulder to gain nearly two pounds of weight.

Health created Mar 11, 2013 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

Why a hereditary anemia is caused by genetic mutation in mechanically sensitive ion channel

A genetic mutation that alters the kinetics of an ion channel in red blood cells has been identified as the cause behind a hereditary anemia, according to a paper published this month in the Proceedings of the National Ac ...

Medical research created Mar 08, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Alzheimer's risk gene discovered using imaging method that screens brain's connections

(Medical Xpress)—Scientists at UCLA have discovered a new genetic risk factor for Alzheimer's disease by screening people's DNA and then using an advanced type of scan to visualize their brains' connections.

Neuroscience created Mar 06, 2013 | popularity not rated yet | comments 0 | with audio podcast

Green tea extract interferes with the formation of amyloid plaques in Alzheimer's disease

(Medical Xpress)—Researchers at the University of Michigan have found a new potential benefit of a molecule in green tea: preventing the misfolding of specific proteins in the brain.

Alzheimer's disease & dementia created Mar 05, 2013 | popularity 5 / 5 (10) | comments 2 | with audio podcast

On the trail of mucus-eaters in the gut

The microbiology team of David Berry, Alexander Loy and Michael Wagner from the Faculty of Life Sciences, in collaboration with scientists at the Max F. Perutz Laboratories (University of Vienna and the Medical ...

Medical research created Mar 05, 2013 | popularity 5 / 5 (2) | comments 0

Omega-3s from fish vs. fish oil pills better at maintaining blood pressure in mouse model

Omega-3 fatty acids found in oily fish may have diverse health-promoting effects, potentially protecting the immune, nervous, and cardiovascular systems.

Health created Mar 05, 2013 | popularity 4.8 / 5 (4) | comments 1 | with audio podcast

New type of pluripotent cell discovered in adult breast tissue: Human body carries personalized 'patch kit'

(Medical Xpress)—UC San Francisco researchers have found that certain rare cells extracted from adult breast tissue can be instructed to become different types of cells – a discovery that could have important ...

Medical research created Mar 05, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

How the brain loses and regains consciousness (w/ video)

Since the mid-1800s, doctors have used drugs to induce general anesthesia in patients undergoing surgery. Despite their widespread use, little is known about how these drugs create such a profound loss of ...

Neuroscience created Mar 04, 2013 | popularity 4.9 / 5 (8) | comments 0 | with audio podcast

Protein synthesis blocker may hold key to reducing effects of traumatic events

Reducing fear and stress following a traumatic event could be as simple as providing a protein synthesis blocker to the brain, report a team of researchers from McLean Hospital, Harvard Medical School, McGill University, ...

Neuroscience created Mar 04, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Parkinson's brain rhythms suggest better way to treat disease with deep brain stimulation

A team of scientists and clinicians at UC San Francisco has discovered how to detect abnormal brain rhythms associated with Parkinson's by implanting electrodes within the brains of people with the disease.

Parkinson's & Movement disorders created Mar 04, 2013 | popularity 5 / 5 (2) | comments 1 | with audio podcast

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 created Mar 04, 2013 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Brain adds cells in puberty to navigate adult world

The brain adds new cells during puberty to help navigate the complex social world of adulthood, two Michigan State University neuroscientists report in the current issue of the Proceedings of the National Academy of Sciences.

Neuroscience created Mar 04, 2013 | popularity 5 / 5 (3) | comments 2 | with audio podcast

Mammalian placenta reflects exposure to stress, impacts offsprings' brains, research finds

The mammalian placenta is more than just a filter through which nutrition and oxygen are passed from a mother to her unborn child. According to a new study by a research group from the University of Pennsylvania School of ...

Medical research created Mar 04, 2013 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Misplaced molecules: New insights into the causes of dementia

A team of German and Belgian researchers has succeeded in gaining new insights into the causes of certain movement disorders and forms of dementia. Scientists including Bettina Schmid and Christian Haass from the German Center ...

Neuroscience created Mar 01, 2013 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

Changing shape makes chemotherapy drugs better at targeting cancer cells

(Medical Xpress)—Bioengineering researchers at University of California, Santa Barbara have found that changing the shape of chemotherapy drug nanoparticles from spherical to rod-shaped made them up to ...

Cancer created Feb 27, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast