"Death" of how neurons overcome brain aging



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The health

Globallookpress

Lino Mirgeler / DPA / Globallookpress.com

Portuguese scientists discover effective way to prevent aging

Portuguese scientists have discovered that the death of neurons in Alzheimer's disease was a protective response to the growing number of dysfunctional neurons.

According to EurekAlert, this mechanism allows the brain to fight aging by prolonging its functional life.

The researchers studied genetically modified flies, whose brain cells produce beta-amyloid, which would play a key role in the development of Alzheimer's disease.

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Beta amyloid is a plaque in the human brain that causes cell death. When flies observe signs similar to signs of dementia in humans, including long-term memory loss, movement problems and accelerated aging of nervous tissue.

The researchers tried to find out if the neurons would die automatically or if their death was due to the presence of healthy cells stronger than their rivalries, a process of "quality control" between cells in which the neurons triumph. strongest cells. So, start eliminating weak cells, in a natural process to replenish the body and slow down the aging process.

Scientists have found that blocking the death of neurons in insects quickly shows the symptoms of Alzheimer's disease and the rapid death of flies. When the mechanism of "quality control" is accelerated, it enhances cognitive functions of the brain, including memory and learning.

According to the researchers, the results of this study will help develop new methods of treating degenerative neurodegenerative diseases, but for this it should also be ensured that this is both in humans.

Source: Linta. Ru

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