Vilon is a short bioregulatory dipeptide (Lysyl-Glutamic Acid) widely studied in preclinical research for its capacity to modulate chromatin structure, stimulate ribosomal gene expression, and influence protein synthesis pathways in senescent cellular models. PX1 Research supplies high-purity, laboratory-grade Vilon featuring rigorous lot-specific analytical verification, low endotoxin thresholds, and full RP-HPLC and mass spectrometry testing for qualified research institutions.
Vilon is a short bioregulatory dipeptide (Lysyl-Glutamic Acid) widely studied in preclinical research for its capacity to modulate chromatin structure, stimulate ribosomal gene expression, and influence protein synthesis pathways in senescent cellular models. PX1 Research supplies high-purity, laboratory-grade Vilon featuring rigorous lot-specific analytical verification, low endotoxin thresholds, and full RP-HPLC and mass spectrometry testing for qualified research institutions.
Researchers seeking to buy Vilon protein synthesis reagents for sale require ultra-pure, analytically verified bioregulatory compounds. Vilon (Lys-Glu) is a synthetic short-chain dipeptide derived from the structural analysis of thymic tissue extracts. In preclinical literature, Vilon has demonstrated a specific capacity to interact with histone proteins, unpack condensed heterochromatin, and upregulate the transcription of ribosomal RNA (rRNA), directly modulating protein synthesis machinery in vitro.
When acquiring Vilon for laboratory protocols, ensuring exact peptide sequences, chemical stability, and minimal bacterial endotoxins is essential for reproducible cellular assays. PX1 Research provides research-grade Vilon synthesized under strict Quality Assurance standards, supported by comprehensive lot-specific documentation available through our research peptide library.
Vilon is composed of two L-amino acid residues: L-lysine and L-glutamic acid, forming the dipeptide sequence H-Lys-Glu-OH (molecular formula C11H21N3O5, molecular weight approximately 275.3 g/mol). Despite its low molecular mass, this specific amino acid sequence possesses unique electrostatic properties due to the basic amino group of lysine paired with the acidic carboxyl groups of glutamic acid.
In biochemical investigations, this zwitterionic charge distribution allows Vilon to interact directly with the main groove of double-stranded DNA and basic histone tails. Preclinical spectroscopic studies demonstrate that Lys-Glu binds to specific nucleotide motifs, inducing local structural conformational changes in the double helix that facilitate RNA polymerase II and I accessibility. Qualified laboratories can review detailed structural data across our entire catalog of all peptides.
Protein synthesis within eukaryotic cells relies on the continuous transcription of ribosomal RNA genes (rDNA) localized in the nucleolus. As cells undergo replicative senescence or metabolic stress, heterochromatin condensation often silences key rDNA clusters, resulting in decreased ribosomal biogenesis and diminished overall translation rates.
In vitro models evaluating Vilon exposure indicate that the dipeptide penetrates both the cell membrane and nuclear envelope without requiring active transport systems. Upon entering the nucleolus, Vilon promotes the decondensation of pericentromeric heterochromatin. Preclinical evidence shows this structural unpacking leads to an increase in the activation of ribosomal genes, boosting the synthesis of cellular proteins essential for metabolic homeostasis and structural integrity.
Furthermore, comparative assays suggest that Vilon modulates the expression of specific elongation factors and heat shock proteins (e.g., HSP70) under thermal or oxidative stress conditions. By restoring translation rates in senescent fibroblast and lymphocyte cultures, Vilon serves as a key model compound for studying epigenetic regulation of translation.
The primary mechanism through which Vilon influences protein synthesis is non-covalent epigenetic regulation. Rather than altering primary genomic sequences, Vilon alters the physical accessibility of genomic regions by modifying histone-DNA electrostatic interactions.
In rodent cell cultures and human lymphocyte preparations isolated from aging donors, preclinical studies observed that Vilon administration induced hyperacetylation markers on histone H3 and H4 tails. This modification destabilizes nucleosome packing, allowing transcription factors to bind to previously silenced promoter regions. Researchers investigating nuclear architecture often analyze these chromatin remodulation dynamics to understand cellular longevity and metabolic rejuvenation pathways.
Originally identified as a synthetic analogue of polypeptide thymic preparations (such as Thymalin), Vilon exhibits targeted activity within lymphoid tissues. In preclinical rodent models, Vilon administration has been observed to stimulate thymocyte proliferation, restore T-cell subpopulation ratios, and enhance interleukin-2 (IL-2) expression.
These immunological effects are closely tied to Vilon's protein synthesis activation mechanism. By upregulating key secretory proteins and cytokine receptors within immunocompromised or senescent lymphocytes, the dipeptide supports structural protein accumulation required for cell division and functional differentiation in vitro.
Vilon belongs to a distinct class of short synthetic peptide bioregulators developed to target specific organ systems and nuclear structures. To contextualize Vilon's activity in protein synthesis research, scientists frequently compare it with other low-molecular-weight peptide signals.
For instance, Epitalon (Ala-Glu-Asp-Gly) is a synthetic tetrapeptide widely studied for its ability to induce telomerase activity and extend telomeric repeats, operating on telomere maintenance alongside chromatin decondensation. Similarly, Thymogen (Glu-Trp) targets immune regulation with an emphasis on T-helper cell maturation, while Khavinson bioregulatory peptides as a broader class utilize di-, tri-, and tetra-peptide motifs to target tissue-specific gene expression. While Thymogen primarily influences immune signal cascades, Vilon exhibits a broader footprint on nucleolar rDNA activation and general ribosomal protein synthesis.
Proper handling and reconstitution protocols are vital to maintain the structural stability and bioactivity of Vilon during bench research. Vilon is typically supplied as a lyophilized white powder under vacuum or inert gas flushing.
To reconstitute Vilon for in vitro experimentation: allow the vial to equilibrate to room temperature (20°C to 25°C) prior to reconstituting to prevent moisture condensation within the container. Reconstitute using sterile Bacteriostatic Water (0.9% benzyl alcohol) or sterile phosphate-buffered saline (PBS, pH 7.4), depending on assay sensitivity.
Gently introduce the solvent down the inner glass wall of the vial using a micro-pipette. Gently swirl the vial in a smooth circular motion until the lyophilized cake is fully dissolved. Avoid vigorous vortexing or rapid agitation, as mechanical shear stress can disrupt peptide stability or create excessive foaming that interferes with precise volumetric measurements.
Lyophilized Vilon should be stored in a dedicated laboratory freezer at -20°C or -80°C for long-term stability, protected from direct light exposure. Under these desiccated, sub-zero conditions, high-purity Vilon remains stable for up to 24 months without significant chemical degradation or hydrolysis of the peptide bond.
Once reconstituted into aqueous solution, aliquots should be prepared immediately using low-protein-binding polypropylene microcentrifuge tubes to prevent surface adsorption. Reconstituted solutions maintained at 2°C to 8°C should be used within 7 to 14 days. For extended experimental timelines, reconstituted aliquots must be flash-frozen at -80°C; repeated freeze-thaw cycles must be strictly avoided to prevent peptide cleavage.
When purchasing Vilon for high-precision assays, verification of analytical purity is essential. Chemical impurities, truncated sequences, or residual reagents from solid-phase peptide synthesis (SPPS) can skew experimental data and cause off-target cytotoxicity in cell culture models.
PX1 Research enforces a zero-compromise quality standard for all research compounds. Every lot of Vilon 10mg undergoes mandatory testing at an independent, accredited laboratory using Reverse-Phase High-Performance Liquid Chromatography (RP-HPLC) to guarantee a purity profile exceeding 98.0%. Electrospray Ionization Mass Spectrometry (ESI-MS) confirms the exact molecular mass (275.3 Da) and sequence integrity.
Furthermore, biological assays require strict limits on bacterial endotoxins. PX1 Research tests every batch for Gram-negative bacterial lipopolysaccharides (LPS) using Chromogenic LAL testing, guaranteeing endotoxin levels below 0.01 EU/mg to ensure suitability for delicate cell culture systems.
PX1 Research is an established USA-based supplier dedicated exclusively to providing research-grade compounds to academic laboratories, biotechnology institutions, and pharmaceutical research facilities. We do not manufacture, market, or supply products for human consumption or clinical use.
Key operational differentiators that make PX1 Research the industry benchmark include:
1. **USA Manufacturing Standards**: All compounds are synthesized and processed in ISO 17025 accredited and GMP-compliant facilities in the United States. 2. **Lot-Specific Transparency**: Third-party Certificates of Analysis (COAs) containing full RP-HPLC chromatograms, ESI-MS spectra, and endotoxin reports are publicly accessible for every lot. 3. **Rapid Laboratory Logistics**: Orders ship directly from our centralized fulfillment centers in California and Arizona, offering same-day dispatch for orders placed Monday through Friday before cutoff times. 4. **Institutional Accounts**: We support bulk procurement, custom synthesis, and institutional accounts via our wholesale portal.
What is Vilon and how is it used in preclinical research?
Vilon is a synthetic bioregulatory dipeptide (Lysyl-Glutamic Acid, Lys-Glu) studied in laboratory settings for its ability to interact with chromatin, decondense heterochromatin, and upregulate ribosomal protein synthesis and gene expression in cellular models.
What level of chemical purity does PX1 Research guarantee for Vilon?
PX1 Research guarantees a minimum analytical purity of 98.0% for Vilon, verified by third-party RP-HPLC and mass spectrometry (ESI-MS). Each batch includes a lot-specific Certificate of Analysis.
How is Vilon tested for endotoxin contamination?
Every lot of Vilon undergoes Kinetic Chromogenic LAL testing to ensure bacterial endotoxin levels remain below 0.01 EU/mg, making it suitable for sensitive in vitro cell culture protocols.
What solvent should be used to reconstitute Vilon for laboratory assays?
Vilon can be reconstituted using sterile Bacteriostatic Water or sterile phosphate-buffered saline (PBS, pH 7.4) depending on the requirements of your specific in vitro assay.
How should lyophilized and reconstituted Vilon be stored?
Lyophilized Vilon should be stored at -20°C or -80°C away from light. Reconstituted solutions should be aliquoted in low-binding tubes and stored at -80°C for long-term storage or 2°C to 8°C for short-term use (up to 14 days).
Does Vilon differ from other Khavinson bioregulatory peptides like Epitalon?
Yes. While Epitalon (Ala-Glu-Asp-Gly) primarily targets telomerase activation and telomere length maintenance, Vilon (Lys-Glu) focuses more directly on nucleolar rDNA expression, pericentromeric heterochromatin decondensation, and ribosomal protein synthesis.
Where are PX1 Research compounds manufactured and shipped from?
All PX1 Research compounds are manufactured in USA-based ISO 17025 and GMP-compliant facilities. Orders are fulfilled and shipped directly from our logistics centers in California and Arizona.
Is Vilon suitable for human administration or clinical use?
No. Vilon is strictly sold as a research chemical for in vitro, biochemical, and preclinical laboratory investigations. It is not intended for human consumption, therapeutic use, or clinical administration.
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.