Sentences with phrase «from dying neurons»

The team found that the levels of mitochondrial DNA, presumably released from dying neurons, were increased in the blood plasma of mice that were starting to develop the symptoms of HD.

Not exact matches

Scientists believe these neural stem cells secrete hormonal steroids or proteins that nurse ailing neurons, preventing them from dying, and stimulate the formation of blood vessels that nourish damaged tissue with nutrients and oxygen.

Svendsen is more optimistic about his team's work involving human tests of a novel stem cell approach to treat ALS, a degenerative motor neuron disease in which cells that transmit messages from the brain and spinal cord to the muscles wither or die.

But in this case, the undifferentiated stem cells, harvested from 14 - day - old mouse brains, did not simply replace neurons that had died off.

The other cells that die are axons, the long fibers extending from the neurons that carry signals from neuron to neuron.

Blocking nuclear export seemed to prevent cells from dying and counteracted the defects in neurons with mutant Huntingtin, the researchers say.

His lab will also continue working to understand why the build up of cholesterol causes neurons to die and how HPβCD is able to remove cholesterol from cells.

They concluded that motor neurons required this source of Sema3a from the local astrocytes, because when Sema3a production was blocked, the motor neurons failed to form normal connections, and half of them died.

One benefit of its activation is that it protects neurons from dying following seizures.

Cameron, now 3 years old, almost died as a baby from spinal muscular atrophy but a new drug appears to have preserved the motor neurons that control his muscles.

Number and size of neurons were quantified using stereological methods within the dorsolateral (DL - PFC) and mesial (M - PFC) subdivisions of the PFC. Cases were from the eastern and southeastern United States and died between 2000 and 2006.

Although the animals died soon after birth, neurons from their embryos could be studied.

And when they tracked the striatal neurons carrying the mutant huntingtin over time, they found them much more likely to die than those from other brain regions.

Another benefit is that fasting mice have a higher level of a substance that prevents stressed neurons from dying.

Interesting though is the increase in free radical damage from too much glutamate allowing too much calcium into brain cells, so neurons fire too rapidly, and die.

Additionally, fasting mice have higher levels of brain - derived neurotrophic factor (BDNF), a protein that prevents stressed neurons from dying.