Khavinson · Bulletin of experimental biology and medicine 2003 · In vitro cell culture experiment · n=?

Epithalon peptide induces telomerase activity and telomere elongation in human somatic cells.

Cited 24 times in the scientific literature.

Level 5 - mechanism / opinion, no new human data

In vitro laboratory bench study on cultured cells without human clinical participants.

PubMed 12937682 · doi:10.1023/a:1025493705728 · record verified 2026-08-27

What was done

Epithalon peptide was added to telomerase-negative human fetal fibroblast cultures to observe its effects on telomerase subunit expression, enzymatic activity, and telomere length.

What was found

The authors reported that Epithalon treatment induced expression of the catalytic subunit of telomerase, stimulated telomerase enzymatic activity, and promoted telomere elongation. The abstract provides no quantitative measurements, sample sizes, concentrations, or statistical values.

Why it matters

The study suggests a possible mechanism for telomerase reactivation in somatic cells by a short synthetic peptide in a laboratory model.

Limits

This is an in vitro study limited to human fetal fibroblast cell cultures, preventing direct extrapolation to adult human physiology or organismal life span. The abstract lacks essential methodological and quantitative details, including control conditions, dosage, sample size, and statistical significance.

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