Spotlight: Longevity in Context
A study led by researchers at the University of Edinburgh and CRUK Scotland Institute has uncovered how aging cells, known as senescent cells, can spread from one diseased organ to others, causing widespread organ failure. This discovery has profound implications for understanding and treating severe diseases and age-related health issues.
Here’s what makes this discovery so exciting:
The implications for longevity are significant as this research highlights a pivotal opportunity to not only address acute organ failure but also rethink how we combat age-related diseases that develop slowly over time. By targeting senescence and understanding its systemic effects, we can pave the way for therapies that preserve organ health and extend healthspan.
Source: https://newatlas.com/medical/liver-senescence-multi-organ-failure/?utm_source=New+Atlas+Subscribers&utm_campaign=5d5a9e65bc-EMAIL_CAMPAIGN_2024_11_21_11_55&utm_medium=email&utm_term=0_65b67362bd-5d5a9e65bc-93120420
A study led by researchers at the University of Edinburgh and CRUK Scotland Institute has uncovered how aging cells, known as senescent cells, can spread from one diseased organ to others, causing widespread organ failure. This discovery has profound implications for understanding and treating severe diseases and age-related health issues.
Here’s what makes this discovery so exciting:
- Senescent cells (aged, non-functional cells that accumulate with age) are already known to play a role in aging and disease. This study shows, for the first time, that when a critical mass of these cells accumulates in a diseased organ like the liver, they can trigger a cascade, spreading damage to healthy organs such as the brain, kidneys, and lungs.
- The researchers identified a biological pathway (TGF-beta) responsible for this spread. By blocking this pathway in mice, they successfully halted the progression of senescence from one organ to others, preventing systemic organ failure.
- In a study of patients with severe liver disease, elevated biomarkers of senescence were strongly linked to disease severity, organ failure, and the need for transplantation. This critical insight could lead to new blood-based diagnostics and early interventions to protect patients from cascading organ failure.
The implications for longevity are significant as this research highlights a pivotal opportunity to not only address acute organ failure but also rethink how we combat age-related diseases that develop slowly over time. By targeting senescence and understanding its systemic effects, we can pave the way for therapies that preserve organ health and extend healthspan.
Source: https://newatlas.com/medical/liver-senescence-multi-organ-failure/?utm_source=New+Atlas+Subscribers&utm_campaign=5d5a9e65bc-EMAIL_CAMPAIGN_2024_11_21_11_55&utm_medium=email&utm_term=0_65b67362bd-5d5a9e65bc-93120420