Your Organs Age at Different Paces—And They’re Coordinating With Each Other
Your colon and prostate may have synchronized their watches The post Your Organs Age at Different Paces—And They’re Coordinating With Each Other appeared first on Nautilus .
Our bodies do not all age in unison, as our colon and prostate may synchronize their clocks. Researchers from the Sanford Burnham Prebys Medical Discovery Institute in Southern California have discovered that our organs age at different rates. They analyzed imaging data from over 25,000 photos of 40 types of normal tissue from nearly 1,000 donors aged 21 to 70.
The team used a deep-learning model to examine the structural changes that occur as time passes. They found that our organs age in three distinct patterns. The first group, early aging systems like blood vessels, showed accelerated aging between ages 30 and 39. Late-aging organs, such as the uterus and vagina, experienced steady aging that accelerated around ages 50 to 59.
Most organs, however, showed a "biphasic aging" pattern, characterized by two peaks of accelerated structural aging. These peaks occurred in the 30s and 50s, depending on the organ type. Further analysis revealed that aging peaks coincided with increased expression of genes related to inflammation and decreased expression of genes linked to energy production, cell growth, and cellular quality control.
This structural difference corresponded with epigenetic changes. Additionally, the researchers observed cross-coordination between the digestive and reproductive systems. If one organ in a system aged more rapidly, other organs in the same system were likely to show accelerated aging as well. This suggests a communication between these systems, possibly through hormones. Understanding these patterns could help prevent unnecessary invasive procedures.
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