Synthetic tetrapeptide epitalon restores disturbed neuroendocrine regulation in senescent monkeys.
Level 5 - mechanism / opinion, no new human data
Animal study (non-human primates)
What was done
Researchers evaluated the effect of administering the synthetic tetrapeptide Epitalon on melatonin and cortisol secretion in female rhesus macaques (Macaca mulatta) across different age periods, measuring hormone levels using an immunoferment assay.
What was found
The abstract reports no numerical values, doses, or exact statistical metrics. It states qualitatively that Epitalon significantly stimulated evening melatonin synthesis in senescent monkeys and normalized the circadian rhythm of cortisol secretion.
Why it matters
It provides preliminary primate evidence that targeted peptide administration may help restore age-associated circadian hormone dysregulation.
Limits
The findings are from non-human primates and cannot be directly extrapolated to human clinical outcomes. The abstract provides no sample size, control details, dosage parameters, baseline hormonal levels, or quantitative effect sizes.
Cited by
- partial In Khavinson's research, Epitalon administration increased the expression of clock genes in peripheral lymphocytes and increased morning cortisol levels.