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Study of 117-Year-Old María Branyas Finds Cells Decades Younger, Clues to Healthy Longevity

Researchers say the N=1 findings in Cell Reports Medicine highlight biomarkers to test in larger cohorts.

Overview

  • An integrated genome-to-microbiome analysis of blood, saliva, urine and feces found her epigenetic age was about 23 years younger than her chronological age.
  • Her profiles showed very low systemic inflammation and highly efficient lipid handling, with high HDL and low VLDL and triglycerides.
  • The gut microbiome resembled that of much younger people, with abundant Bifidobacterium, and the authors note she consumed yogurt daily.
  • Telomeres were exceptionally short, and investigators hypothesize this may have curtailed malignant cell proliferation despite advanced age.
  • Researchers identified rare protective genetic variants and propose the signals as hypothesis‑generating for future therapies, while outside experts stress the results cannot be generalized from a single case.