Study Reveals Long-Term Aging In Brain Organoids

A groundbreaking study has revealed that brain organoids, clusters of human brain cells grown in a laboratory for an extended period, can continue to age and develop similar to those found in the human body. These organoids, which are typically used by researchers to study brain development and test new medicines, have previously only survived for a few months.

The US-led research team managed to keep some organoids alive for around seven years, making them the oldest ever grown. The findings, published in Nature, demonstrate that the brain can continue developing outside the human body for an unprecedented period, with the organoids "recording the passage of time and retaining a memory of the developmental steps already performed."

While the organoids do not possess human consciousness or higher brain functions, the study's results could help speed up the study of specific brain cells and provide valuable insights into the aging process.

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