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How testicles age.

1 report so far. New developments are added to this thread as they happen.

  1. Nov 3, 2026
    STUDY POINTS TO A PROTEIN THAT MAY SPEED AGINGLab dish study · 4 donors

    Lab study points to a protein that may help drive aging in testicles

    Researchers in China compared testicle tissue from two younger and two older men, then found that boosting one protein in lab-grown cells sped up signs of aging.