Epithalon (Epitalon) is a synthetic tetrapeptide studied extensively for its role as a pineal bioregulator and activator of telomerase expression. For laboratory researchers seeking high-purity compounds, evaluating analytical documentation such as HPLC and mass spectrometry is essential prior to procurement. PX1 Research provides fully characterized research peptides manufactured in compliance with strict US quality benchmarks for laboratory research use only.
Epithalon (Epitalon) is a synthetic tetrapeptide studied extensively for its role as a pineal bioregulator and activator of telomerase expression. For laboratory researchers seeking high-purity compounds, evaluating analytical documentation such as HPLC and mass spectrometry is essential prior to procurement. PX1 Research provides fully characterized research peptides manufactured in compliance with strict US quality benchmarks for laboratory research use only.
When investigators initiate an achat epithalon query, they are evaluating verified sources for high-purity Epithalon (Ala-Glu-Asp-Gly) designed exclusively for in vitro and preclinical animal research models. Epithalon is a synthetic pineal bioregulator peptide studied primarily for telomerase activation, telomere length maintenance, and circadian rhythm normalization. High-grade laboratory acquisition demands lot-specific mass spectrometry, HPLC purity exceeding 98%, and certified endotoxin control.
Navigating international terminology such as 'achat epithalon' requires understanding the stringent quality control standards required for valid scientific experimentation. Peer-reviewed research relies entirely on sequence integrity, absence of truncated peptide impurities, and verified concentration. Researchers must distinguish between industrial-grade material and high-purity research compounds backed by certified analytical testing from ISO 17025 accredited facilities.
Epithalon, structurally identified as L-alanyl-L-glutamyl-L-aspartyl-glycine (Ala-Glu-Asp-Gly), is a short synthetic tetrapeptide with a molecular weight of 390.35 g/mol. It was originally synthesized to replicate the biological activity of Epithalamin, a crude polypeptide extract isolated from the bovine pineal gland. Because of its low molecular weight, Epithalon serves as a primary model for short-chain peptide-chromatin interactions.
In biochemical literature, Epithalon is categorized within the bioregulator class of peptides. Bioregulators are short amino acid chains capable of penetrating cell nuclei and interacting directly with specific promoter regions of DNA. In vitro models demonstrate that Ala-Glu-Asp-Gly can selectively bind to gene promoter sites, inducing site-specific histone modifications and modulating gene expression without integrating into the genomic sequence itself. Exploring the full all-peptides catalog provides access to related structural analogues used in epigenetic research.
The primary focus of Epithalon research centered around cellular senescence is its ability to upregulate the enzymatic component telomerase reverse transcriptase (TERT). In somatic mammalian cells, telomeres progressively shorten with each cycle of mitotic division, eventually triggering permanent cell cycle arrest or apoptosis. Preclinical studies indicate that exposure to Epithalon induces telomerase activity, allowing for the elongation or stabilization of telomeric repeats at the ends of chromosomes.
In vitro assays using human somatic fibroblast cultures have demonstrated that treatment with Epithalon induces telomerase expression sufficient to overcome the Hayflick limit, permitting additional population doublings compared to control cultures. Furthermore, animal studies in rodent models have shown that long-term administration of Epithalon correlates with reduced structural chromosome aberrations and preserved telomere architecture in somatic tissues. Researchers studying cellular longevity mechanisms can read further detail in our dedicated analysis of epithalon telomerase research.
Beyond chromosomal maintenance, Epithalon exerts profound effects on neuroendocrine regulation via pineal gland modulation. In aging preclinical models, pineal atrophy leads to a pronounced decrease in nocturnal melatonin synthesis, disrupting systemic circadian entrainment. In vitro pinealocyte cultures and rodent studies reveal that Epithalon restores pineal sensitivity to environmental light-dark cues, stimulating endogenous melatonin secretion.
This neuroendocrine stabilization extends to secondary physiological cascades. By restoring circadian amplitude, Epithalon application in animal models has been observed to modulate the hypothalamic-pituitary axis, normalize gonadotropin secretion, and enhance endogenous antioxidant enzyme activity, including superoxide dismutase (SOD) and glutathione peroxidase (GPx). These multi-systemic effects make Epithalon a cornerstone compound in modern longevity research.
To properly contextualize Epithalon within peptide science, researchers frequently compare its activity profile against other tissue-specific bioregulators and longevity compounds. While Epithalon targets pineal expression and telomerase activation, Pinealon is a tripeptide (Glu-Arg-Ala) specifically characterized for central nervous system protection and neuronal chromatin modulation. Similarly, Thymalin acts as a thymic bioregulator focused primarily on T-cell differentiation and immune system homeostasis.
When evaluating broader senolytic and cellular preservation mechanisms, investigators often compare Epithalon to non-bioregulator peptides such as FOXO4-DRI. While FOXO4-DRI functions by selectively inducing apoptosis in senescent cells by disrupting p53-FOXO4 binding, Epithalon acts upstream to prevent entry into senescence via telomere stabilization. The table below outlines these structural and functional distinctions for laboratory experimental design:
When selecting a vendor for an *achat epithalon* order, laboratory procurement managers must mandate strict analytical verification. Low-quality peptide synthesis can yield significant levels of deletion sequences, residual trifluoroacetic acid (TFA), organic solvents, and bacterial endotoxins. Valid scientific outcome demands that every lot undergo rigorous third-party testing.
PX1 Research enforces an absolute quality benchmark for all product/epithalon batches. Quality validation mandates independent evaluation using High-Performance Liquid Chromatography (HPLC) to confirm purity exceeding 98.0%, alongside Electrospray Ionization Mass Spectrometry (ESI-MS) to verify precise molecular weight (390.35 g/mol). Additionally, every lot undergoes Limulus Amebocyte Lysate (LAL) testing to ensure endotoxin levels remain strictly below <0.5 EU/mg, preventing confounding inflammatory responses in cell culture or animal assays.
Proper reconstitution of lyophilized Epithalon is critical to maintain peptide integrity and ensure precise concentration for laboratory protocols. Epithalon is supplied as a sterile, lyophilized white powder under vacuum seal. Reconstitution should always be conducted within a laminar flow hood using strict aseptic technique.
For standard laboratory assays, sterile Bacteriostatic Water (0.9% benzyl alcohol) or sterile 0.9% Sodium Chloride injection solution is recommended as the diluent. The solvent should be injected against the inner glass wall of the vial to prevent turbulent agitation of the lyophilized cake. Allow the vial to sit at room temperature for 5–10 minutes, gently swirling if necessary. Never vortex or vigorously shake the solution, as mechanical shear forces can denature peptide bonds. Detailed operational guidelines are accessible via our comprehensive peptide reconstitution guide.
Lyophilized Epithalon demonstrates excellent thermal stability when stored under controlled conditions. Upon receipt, lyophilized vials should be stored at -20°C for short-term preservation or -80°C for extended archival storage up to 24 months. Desiccation precautions should be taken to prevent moisture absorption, which can accelerate hydrolytic degradation over time.
Once reconstituted into aqueous solution, Epithalon exhibits a reduced stability window. Reconstituted solutions must be kept refrigerated at 2°C to 8°C and utilized within 14–30 days depending on the preservative used. If long-term liquid storage is necessary, aliquoting the reconstituted solution into single-use polypropylene microtubes and freezing at -80°C is advised to prevent repeated freeze-thaw cycles, which can fragment the peptide chain.
Global researchers performing an *achat epithalon* search require dependable supply chains capable of delivering verified compounds without regulatory or purity uncertainties. PX1 Research operates state-of-the-art manufacturing facilities within the USA, with primary fulfillment centers located in California and Arizona to support fast domestic and international dispatch.
Institutional laboratories, academic departments, and commercial research organizations requiring high-volume orders can utilize dedicated infrastructure options. Access to bulk quantities, custom vial fill sizes, and institutional billing is streamlined through our specialized wholesale platform, ensuring seamless supply chain continuity for longitudinal preclinical studies.
What does 'achat epithalon' refer to in peptide research literature?
'Achat epithalon' is the French search term for purchasing Epithalon (Ala-Glu-Asp-Gly), a synthetic pineal bioregulator tetrapeptide evaluated in laboratory settings for telomerase activation, telomere maintenance, and circadian rhythm research.
Is Epithalon approved for human clinical use or medical treatment?
No. Epithalon is strictly a research compound supplied exclusively for in vitro laboratory experimentation and preclinical animal models. It is not approved for human consumption, therapeutic treatment, or clinical use.
What analytical methods verify the purity of Epithalon from PX1 Research?
PX1 Research verifies every Epithalon lot using Reversed-Phase High-Performance Liquid Chromatography (RP-HPLC) for purity (minimum 98%), Electrospray Ionization Mass Spectrometry (ESI-MS) for mass identity (390.35 g/mol), and LAL testing for endotoxin limits (<0.5 EU/mg).
How does Epithalon interact with telomerase in cell culture models?
Preclinical in vitro studies show that Epithalon binds to specific promoter regions in DNA, upregulating the transcription of human telomerase reverse transcriptase (hTERT), which subsequently restores telomere length in somatic cells.
What solvent should be used to reconstitute Epithalon for lab assays?
Epithalon is typically reconstituted using sterile Bacteriostatic Water (0.9% benzyl alcohol) or sterile phosphate-buffered saline (PBS) depending on the requirements of the specific cell culture or animal research protocol.
How does Epithalon compare structurally to Pinealon and Thymalin?
Epithalon is a tetrapeptide (Ala-Glu-Asp-Gly) targeting pineal and telomerase function; Pinealon is a tripeptide (Glu-Arg-Ala) targeting neuroprotective pathways; and Thymalin is a polypeptide fraction focused on immune system T-cell modulation.
What are the recommended storage conditions for lyophilized Epithalon?
Lyophilized Epithalon vials should be stored at -20°C to -80°C in a dry environment away from light. Under these conditions, the powder remains stable for up to 24 months.
Where are PX1 Research peptides manufactured and shipped from?
All PX1 Research peptides are manufactured in GMP-compliant facilities within the USA and shipped directly from fulfillment hubs in California and Arizona with same-day processing for weekday orders.
All products are sold strictly for laboratory and research use only. Not for human or veterinary use, diagnosis, treatment or consumption. Statements have not been evaluated by the FDA.