Epithalon

Description

Epithalon (also spelled Epitalon or Epithalone) is a synthetic tetrapeptide with the sequence Ala-Glu-Asp-Gly, originally developed by Professor Vladimir Khavinson at the St. Petersburg Institute of Bioregulation and Gerontology. The peptide is a synthetic analog of Epithalamin, a polypeptide extract of the pineal gland that was the subject of extensive research in the Soviet and Russian biogerontology programs spanning several decades. Epithalon represents the minimal bioactive sequence identified from this pineal extract, making it a precisely defined research tool for studying the molecular mechanisms underlying cellular aging.

The central mechanism investigated in Epithalon research is its effect on telomerase activity. Telomerase is the ribonucleoprotein enzyme responsible for maintaining telomere length at the ends of chromosomes, and its progressive decline is a hallmark of cellular senescence. In cell culture experiments, Epithalon treatment has been shown to increase telomerase activity in human somatic cells, including peripheral blood T lymphocytes and retinal pigment epithelial cells. Published data from Khavinson's laboratory demonstrated that Epithalon-treated cell cultures exhibited telomere elongation and extended replicative lifespan compared to untreated controls, with some studies reporting up to 44% increase in the number of cell doublings.

Research into Epithalon's relationship with the pineal gland has produced intriguing findings. The pineal gland produces melatonin, a hormone that declines with age and serves as a key regulator of circadian rhythms, antioxidant defense, and immune function. In aged animal models, Epithalon administration has been associated with restored nighttime melatonin peaks, improved circadian rhythm amplitude, and normalization of cortisol secretion patterns. These neuroendocrine effects suggest that Epithalon may act as a pineal bioregulator, restoring glandular function that deteriorates during aging rather than simply supplementing a single hormone.

Longevity studies in animal models constitute some of the most compelling Epithalon research. In long-term studies using fruit flies (Drosophila melanogaster) and rodent models, Epithalon administration was associated with statistically significant increases in mean and maximum lifespan. In one notable study, aged female mice receiving Epithalon showed a 12.3% increase in mean lifespan compared to control groups. Researchers attributed these outcomes to the combined effects of telomere maintenance, improved antioxidant enzyme expression (including superoxide dismutase and glutathione peroxidase), and reduced incidence of spontaneous tumor development in treated groups.

Additional research areas include Epithalon's effects on gene expression patterns associated with aging. Microarray studies have identified changes in the expression of genes involved in cell cycle regulation, apoptosis, and stress response following Epithalon treatment. The peptide has also been studied in the context of retinal degeneration, where it showed protective effects on retinal pigment epithelium in models of age-related macular degeneration. Epithalon is supplied as a white lyophilized powder at 10mg per vial, exceeding 98% purity by HPLC analysis.

Composition

• Peptide: Epithalon (Epitalon)
• Sequence: Ala-Glu-Asp-Gly (AEDG)
• Molecular Formula: C14H22N4O9
• Molecular Weight: 390.35 g/mol
• Purity: >98% (HPLC)
• Appearance: White lyophilized powder
• Quantity: 10mg per vial

Storage

• Store lyophilized peptide at -20C for long-term storage (up to 36 months).
• For short-term storage (up to 4 weeks), refrigerate at 2-8C.
• After reconstitution, store at 2-8C and use within 30 days.
• Avoid repeated freeze-thaw cycles.
• Protect from light and moisture at all times.

Certificate of Analysis

Every batch of Epithalon sold by Pepspan undergoes rigorous third-party testing. Our Certificate of Analysis (COA) includes HPLC purity analysis, mass spectrometry confirmation, amino acid analysis, endotoxin testing, and sterility verification. COA documentation is available upon request for any batch number. All testing is performed by independent European laboratories to ensure the highest standards of accuracy and reliability.

Current Batch: Pending first shipment

Every batch of Epithalon sold by Pepspan is independently tested by Janoshik Analytical (Prague, Czech Republic). HPLC purity analysis, mass spectrometry, and amino acid sequencing are performed for each shipment. Reports are batch-specific — not generic.

Research Disclaimer

This product is intended for laboratory research use only. It is not a drug, food, cosmetic, or dietary supplement. Epithalon is not approved for human or veterinary use by any regulatory agency. It must not be administered to humans or animals outside of approved clinical trials. By purchasing this product, you confirm that you are a qualified researcher and that this product will be used exclusively for legitimate scientific research purposes. Pepspan assumes no liability for any misuse of this product. All handling must comply with local regulations and institutional safety protocols.