News tagged with neuronal loss

To make memories, new neurons must erase older ones

Short-term memory may depend in a surprising way on the ability of newly formed neurons to erase older connections. That's the conclusion of a report in the November 13th issue of the journal Cell that provid ...

Biology / Cell & Microbiology

created Nov 12, 2009 | popularity 4.4 / 5 (8) | comments 0

Human stem cells transformed into key neurons lost in Alzheimer's

Northwestern Medicine researchers for the first time have transformed a human embryonic stem cell into a critical type of neuron that dies early in Alzheimer's disease and is a major cause of memory loss.

Medicine & Health / Medical research

created Mar 04, 2011 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Double agent: Glial cells can protect or kill neurons, vision

Scientists have identified a double agent in the eye that, once triggered, can morph from neuron protector to neuron killer. The discovery has significant health implications since the neurons killed through ...

Biology / Cell & Microbiology

created Feb 01, 2010 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Popular Alzheimer's theory may be false trail

The idea that anti-inflammatory drugs might protect people struggling with dementia from Alzheimer's disease has received a blow with the online release of a study of human brain tissue in Acta Neuropathologica.

Medicine & Health / Medical research

created Jun 15, 2009 | popularity 5 / 5 (1) | comments 3

2 drugs protect hearing better than 1

Whether on a battlefield, in a factory or at a rock concert, noise-induced hearing loss is one of the most common hazards people face.

Medicine & Health / Health

created Feb 23, 2011 | popularity 1 / 5 (1) | comments 0

Hearing with your nose: How nasal stem cells could tackle childhood hearing problems

Stem Cell scientists in Australia have found that patients suffering from hearing problems which began during infancy and childhood could benefit from a transplant of stem cells from their nose. The research, published today ...

Medicine & Health / Medical research

created Feb 10, 2011 | popularity not rated yet | comments 0

Diabetes may clamp down on cholesterol the brain needs

The brain contains more cholesterol than any other organ in the body, has to produce its own cholesterol and won't function normally if it doesn't churn out enough. Defects in cholesterol metabolism have been linked with ...

Medicine & Health / Medical research

created Nov 30, 2010 | popularity 5 / 5 (1) | comments 1

Early role of mitochondria in AD may help explain limitations to current beta amyloid hypothesis

Before Alzheimer's patients experience memory loss, the brain's neurons have already suffered harm for years.

Medicine & Health / Diseases, Conditions, Syndromes

created Oct 13, 2010 | popularity 5 / 5 (1) | comments 0

A case for exercising

There is now another good reason to exercise. Besides burning calories, exercise restores the sensitivity of neurons involved in the control of satiety (feeling full), which in turn contributes to reduced food intake and ...

Medicine & Health / Medical research

created Aug 24, 2010 | popularity 5 / 5 (3) | comments 0

A window into the brain: Researchers use MRI to track memories

When we absorb new information, the human brain reshapes itself to store this newfound knowledge. But where exactly is the new knowledge kept, and how does that capacity to adapt reflect our risk for Alzheimer's disease and ...

Medicine & Health / Neuroscience

created Aug 12, 2009 | popularity not rated yet | comments 0

New mechanism for amyloid beta protein's toxic impact on the Alzheimer's brain

Scientists have uncovered a novel mechanism linking soluble amyloid -- protein with the synaptic injury and memory loss associated with Alzheimer's disease (AD). The research, published by Cell Press in the June 25 issue ...

Medicine & Health / Medical research

created Jun 24, 2009 | popularity not rated yet | comments 0