Looking to buy Epithalon Amidate for institutional or benchtop research? PX1 Research provides analytical-grade Epithalon Amidate manufactured in USA-based, ISO 17025-accredited facilities with guaranteed purity >98%. Every lot undergoes rigorous RP-HPLC and ESI-MS testing, accompanied by full third-party Certificates of Analysis and endotoxin reporting to ensure reproducibility in your cell culture and animal models.
Looking to buy Epithalon Amidate for institutional or benchtop research? PX1 Research provides analytical-grade Epithalon Amidate manufactured in USA-based, ISO 17025-accredited facilities with guaranteed purity >98%. Every lot undergoes rigorous RP-HPLC and ESI-MS testing, accompanied by full third-party Certificates of Analysis and endotoxin reporting to ensure reproducibility in your cell culture and animal models.
Epithalon Amidate is a synthetic tetrapeptide derivative based on Epithalamin, a natural peptide extract isolated from the pineal gland. Structurally defined as L-alanyl-L-glutamyl-L-aspartyl-glycinamide (Ala-Glu-Asp-Gly-NH2), Epithalon Amidate belongs to a specialized class of short-chain peptide bioregulators. Investigators utilize this compound primarily to explore epigenetic regulation, enzymatic telomerase activation, chromatin remodeling, and pineal-endocrine interactions.
When laboratory teams seek to buy Epithalon Amidate for controlled experimental protocols, verifying chemical integrity and sequence fidelity is critical. Amidation at the C-terminus provides enhanced chemical stability in aqueous reagents compared to native non-amidated variants. This structural refinement allows researchers to examine long-term cell culture dynamics, somatic cell senescence, and mitochondrial oxidative stress pathways without rapid enzymatic degradation in vitro.
The molecular architecture of Epithalon Amidate features a sequence of four amino acid residues: Alanine, Glutamic Acid, Aspartic Acid, and Glycine, terminating in a carboxamide group (-CONH2). This C-terminal amidation alters the net charge and polarity of the peptide compared to its free-acid counterpart, Epithalon (Ala-Glu-Asp-Gly-OH). In solid-phase peptide synthesis (SPPS), amidation is achieved using specialized resins such as Rink Amide resin, resulting in a stable amide functional group.
Preclinical biochemistry models indicate that C-terminal amidation often confers increased resistance to exopeptidase cleavage in biological matrices. For researchers conducting prolonged incubation studies in human cell lines or rodent serum, this modified construct provides improved structural persistence. When acquiring peptides via our all peptides catalog, understanding these structural differences helps researchers select the exact molecular format required for their specific assays.
The primary locus of investigation for Epithalon Amidate is its capability to induce telomerase activity. Telomeres—repetitive hexanucleotide DNA sequences (TTAGGG) located at the ends of eukaryotic chromosomes—cap genomic DNA and protect it from degradation. In somatic cells, telomeres progressively shorten during each cell division cycle, eventually triggering replicative senescence or apoptosis.
In vitro data indicate that short peptide bioregulators like Epithalon Amidate interact directly with promoter regions of the human telomerase reverse transcriptase (hTERT) gene. Preclinical studies suggest that this interaction promotes chromatin decondensation, enabling RNA polymerase access and increasing hTERT gene expression. Consequently, catalytic telomerase activity rises, allowing the elongation of shortened telomeres in cultivated fibroblast lines and endothelial progenitor cells without inducing uncontrolled malignant transformation.
Beyond genomic stability, Epithalon Amidate plays a prominent role in neuroendocrine and circadian research. The pineal gland acts as a central neuroendocrine transducer, synthesizing melatonin in response to photoperiodic signals. Age-related involution of the pineal gland leads to diminished melatonin secretion, altered gene expression, and disrupted circadian oscillations in mammalian models.
Rodent and non-human primate studies demonstrate that administration of pineal-derived peptide bioregulators restores normal pineal architecture and normalizes nocturnal melatonin synthesis. Researchers exploring biological rhythms examine how Epithalon Amidate modulates serotonin N-acetyltransferase (AANAT) expression. Investigating these cascades in animal models offers insights into how pineal peptides help synchronize central biological clocks, modulate immune parameters, and maintain neuroendocrine homeostasis.
When designing comparative research protocols, evaluating Epithalon Amidate alongside related bioregulative peptides provides valuable context regarding target tissue specificity and functional pathways. While Epithalon Amidate primarily targets pineal function and genomic telomerase expression, other short-chain peptides target distinct physiological systems.
For instance, researchers frequently compare Epithalon Amidate to Pinealon (Glu-Asp-Arg), a tripeptide bioregulator focused on central nervous system neuroprotection and reactive oxygen species (ROS) suppression in neuronal cultures. Similarly, studies investigating immune organ involution often pair pineal peptides with Thymalin, a thymus-derived peptide complex responsible for T-cell differentiation and cellular immunity. While all three function through chromatin interaction, Epithalon Amidate remains the benchmark compound for studying telomere elongation and circadian neuroendocrine restoration.
To ensure reliable experimental outcomes, purchasing laboratory reagents requires strict quality control metrics. When researchers buy research peptides from PX1 Research, every batch of Epithalon Amidate undergoes exhaustive analytical testing in ISO 17025-accredited laboratories.
Purity is quantified using Reverse-Phase High-Performance Liquid Chromatography (RP-HPLC), ensuring a minimum purity threshold of 98.0%. Molecular identity is verified via Electrospray Ionization Mass Spectrometry (ESI-MS), matching the theoretical monoisotopic mass of the amidated peptide construct. Every shipment includes a lot-specific Certificate of Analysis (COA) detailing HPLC chromatograms, mass spectra, residual solvent analysis, and heavy metal screening, guaranteeing complete batch traceability.
Bacterial endotoxins (lipopolysaccharides, LPS) present a severe confounding factor in cellular and immunological assays. Even trace quantities of endotoxin can activate Toll-like receptor 4 (TLR4) pathways in macrophage and endothelial cell cultures, producing false-positive inflammatory responses and compromising experimental integrity.
PX1 Research conducts kinetic Chromogenic Reagent Limulus Amebocyte Lysate (LAL) testing on all lot batches. Epithalon Amidate is verified to contain endotoxin levels well below strict limits (<0.01 EU/mg). This low bioburden profile ensures that observed cellular responses are attributable solely to the peptide's bioregulatory mechanism rather than background bacterial contamination.
Epithalon Amidate is supplied as a lyophilized (freeze-dried) powder under vacuum or inert argon gas to preserve chemical stability. To prepare the compound for benchtop experimentation, researchers should follow standard aseptic lab practices:
1. **Reconstitution**: Reconstitute the lyophilized powder using sterile Bacteriostatic Water (0.9% benzyl alcohol) or sterile phosphate-buffered saline (PBS, pH 7.4), depending on assay sensitivity. 2. **Solubility**: Gently swirl the vial until the powder dissolves completely; avoid vigorous vortexing to prevent peptide shearing. 3. **Aliquot Management**: Divide the reconstituted solution into single-use aliquots using sterile, low-binding microcentrifuge tubes to prevent degradation from repeated freeze-thaw cycles. 4. **Storage Conditions**: Store lyophilized powder at -20°C or -80°C for long-term stability. Once reconstituted, store liquid aliquots at 2°C to 8°C for up to 14 days, or at -80°C for extended experimental timelines.
Academic institutions, biotechnology firms, and contract research organizations (CROs) require consistent supply chains for multi-phase longitudinal studies. Inconsistent batch quality or unexpected shipping delays can disrupt ongoing cell lines and animal cohorts.
PX1 Research maintains robust inventory at primary fulfillment facilities in California and Arizona, offering same-day shipping on orders placed Monday through Friday before 12:00 PM PST. Principle investigators and procurement managers can apply for direct access via our wholesale lab account portal to secure bulk quantities, dedicated lot reservations, and specialized volume pricing for institutional research projects.
What is the structural difference between Epithalon and Epithalon Amidate?
Epithalon (Ala-Glu-Asp-Gly-OH) possesses a free carboxylic acid group at the C-terminus, whereas Epithalon Amidate (Ala-Glu-Asp-Gly-NH2) features a C-terminal carboxamide group. Amidation typically increases resistance to exopeptidase enzymatic cleavage in aqueous bio-assays.
What is the primary target mechanism studied with Epithalon Amidate?
In preclinical research, Epithalon Amidate is primarily studied for its role as a peptide bioregulator that activates hTERT gene expression, induces catalytic telomerase activity, lengthens cellular telomeres, and regulates pineal melatonin synthesis pathways.
How is the purity of PX1 Research Epithalon Amidate verified?
Purity is verified using Reverse-Phase High-Performance Liquid Chromatography (RP-HPLC) to confirm purity >98.0%, and Electrospray Ionization Mass Spectrometry (ESI-MS) to verify exact molecular weight. Lot-specific COAs are provided with every purchase.
What are the endotoxin limits for Epithalon Amidate?
PX1 Research enforces strict bioburden standards. Every lot undergoes kinetic LAL testing to ensure endotoxin levels remain below 0.01 EU/mg, preventing background inflammatory interference in cell culture assays.
How should lyophilized Epithalon Amidate be stored upon arrival?
Lyophilized Epithalon Amidate should be stored at -20°C or -80°C in a dry, dark environment. Under these conditions, the dry peptide remains stable for up to 24 months.
Which solvents are recommended for reconstituting Epithalon Amidate?
Epithalon Amidate readily dissolves in sterile laboratory-grade solvents such as Bacteriostatic Water, Normal Saline (0.9% NaCl), or Phosphate-Buffered Saline (PBS, pH 7.4).
Where does PX1 Research manufacture and ship its peptides?
All peptides offered by PX1 Research are manufactured in US-based GMP-compliant facilities and shipped directly from fulfillment hubs located in California and Arizona.
Is Epithalon Amidate approved for human clinical use?
No. Epithalon Amidate is strictly sold as a chemical reagent for in vitro, biochemical, and preclinical laboratory research use only. It is not intended for human consumption, therapeutic, or diagnostic procedures.
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.