Posted on 07/25/2008 12:47:02 PM PDT by TheDon
Theres potentially good news for people suffering from stroke and such debilitating neurological disorders as Alzheimers and Parkinsons disease.
A new study by UC Irvine biologists Peter Bryant and Darius Gleason says that its possible to produce new brain cells to replace those lost to disease or injury by giving the cells a bit of stimulation.
Scientists made the advance by locating the exact location of adult neural stem cells, which were found to be in a different part of the brain than researchers previously thought. The discovery arose from research on rats, which serve as a model of human physiology and behavior.
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Adult stem cells undergo a special kind of division called asymmetric cell division, Bryant said. In the brain, [the stem cells] produce new neurons. This is promising with respect to being relevant in human brain injury, stroke or Parkinsons.
Bryant and Gleason were able to find the stem cells by looking for this asymmetric dividing behavior. Now that they know where the stem cells are, scientists can move on to the next step, which is to find the molecular trigger that stimulates the stem cells to start dividing and make new brain cells, Bryant says.
Its not easy to identify an unknown signal in the body, Bryant said. That would be a very important discovery.
Rats, not Democrats
Now that they know where the stem cells are, scientists can move on to the next step, which is to find the molecular trigger that stimulates the stem cells to start dividing and make new brain cells, Bryant says.
Rush has been stimulating these stem cells in liberals for 20 years. He's had a lot of success! And prevented many from brain function loss too.
Just thinking this might be a cure for Liberalism as well as Bush Derangement Syndrome.
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