Vilon (Lys-Glu) is a short synthetic peptide studied in preclinical models for its role in cellular bioregulation, epigenetic transcription, and mucosal tissue integrity. Researchers looking to evaluate Vilon in duodenal and gastrointestinal laboratory models require analytical-grade purity, lot-matched documentation, and strict endotoxin control. PX1 Research supplies high-purity Vilon verified through third-party RP-HPLC and mass spectrometry to support precise, reproducible in vitro and animal research.
Vilon (Lys-Glu) is a short synthetic peptide studied in preclinical models for its role in cellular bioregulation, epigenetic transcription, and mucosal tissue integrity. Researchers looking to evaluate Vilon in duodenal and gastrointestinal laboratory models require analytical-grade purity, lot-matched documentation, and strict endotoxin control. PX1 Research supplies high-purity Vilon verified through third-party RP-HPLC and mass spectrometry to support precise, reproducible in vitro and animal research.
Researchers seeking a reliable buy vilon duodenum support supplier should select vendors offering US-manufactured, research-grade Lys-Glu verified via RP-HPLC and mass spectrometry. PX1 Research provides high-purity Vilon with lot-specific COAs, strict endotoxin testing (<0.01 EU/mg), and same-day dispatch from CA and AZ facilities for laboratory and in vitro investigation.
When designing experiments around gastrointestinal barrier function, mucosal cellular dynamics, or chromatin activation, material purity is paramount. Impurities or bacterial endotoxins can confound cell culture viability assays and alter transcriptomic data. PX1 Research maintains ISO 17025 accredited analytical standards to ensure that every vial of Vilon meets stringent research criteria.
Vilon is a synthetic ultra-short peptide composed of two amino acids: L-lysine and L-glutamic acid (H-Lys-Glu-OH). Originally developed during investigations into short-chain peptide bioregulators derived from thymic extracts, Vilon belongs to a distinct class of low-molecular-weight signal molecules capable of penetrating nuclear membranes and interacting directly with genomic DNA.
With a molecular weight of approximately 275.32 g/mol, the dipeptide structure of Vilon allows for high chemical stability and bio-accessibility in controlled laboratory environments. In structural biochemistry studies, Lys-Glu has demonstrated specific binding affinities for DNA promoter regions, influencing histone modifications and chromatin condensation state. Researchers interested in exploring the foundational mechanisms of bioregulatory molecules can access detailed structural documentation in our research library hub.
The primary interest in Vilon within gastrointestinal research centers on its observed influence over epithelial cell proliferation, mucosal barrier repair, and local immune homeostasis. Preclinical studies suggest that short peptide bioregulators like Lys-Glu act as selective gene expression modifiers, upregulating pathways associated with protein synthesis, cellular regeneration, and antioxidant defense.
In rodent models of duodenal mucosal injury and gastrointestinal oxidative stress, administration of Vilon has been observed to accelerate the restoration of mucosal integrity. In vitro data indicate that Vilon treatment promotes the expression of key structural proteins, including tight junction components such as zonula occludens-1 (ZO-1) and occludin. By reinforcing these intercellular junctions, Vilon helps maintain barrier selectiveness in gut epithelial cell cultures subjected to inflammatory or toxic insults. Researchers evaluating these pathways can order reference material directly via our Vilon product page.
When designing comparative assays for gut mucosal protection and tissue remodeling, investigators frequently compare Vilon against established peptide candidates. Understanding how Vilon's mechanism differs from other signaling molecules helps researchers select the optimal compound or combination for their specific experimental model.
While Vilon operates primarily through nuclear binding and direct epigenetic modulation of gene transcription, compounds like BPC-157 target growth factor upregulation, focal adhesion kinase signaling, and angiogenic repair pathways. Similarly, Larazotide acetate functions as a direct tight junction regulator that antagonistizes zonulin-mediated permeability, whereas KPV dipeptide suppresses NF-kB activation to attenuate acute mucosal inflammation. Vilon's unique capacity to alter chromatin accessibility makes it an exceptional tool for studying baseline cellular resilience and long-term tissue homeostasis alongside these traditional growth-factor and tight-junction modulators.
Beyond localized duodenal barrier support, Vilon has been extensively studied in cellular senolytic and geroprotective research models. In vitro assays employing senescent human fibroblast and epithelial cell lines demonstrate that Lys-Glu exposure induces chromatin decondensation, activating silent gene loci responsible for ribosomal RNA synthesis and structural protein expression.
Preclinical evidence indicates that Vilon may counteract age-associated heterochromatinization—the progressive silencing of essential genes over successive cellular generations. In duodenal tissue cultures derived from aged animal models, Vilon administration restored nucleolar organizer region (NOR) activity to levels comparable to young controls. This chromatin-modifying property places Vilon in a shared research category with other epigenetic bioregulators, such as Epitalon, which regulates telomerase activity and circadian gene expression.
Selecting a qualified supplier for Vilon requires rigorous evaluation of analytical testing protocols. Because trace contaminants, peptide fragments, or residual synthesis reagents can yield false-positive or false-negative results in cell culture, principal investigators must insist on comprehensive lot verification.
PX1 Research enforces strict quality assurance protocols for every batch of Vilon synthesized in our US-based GMP-compliant facilities:
• Purity Verification: High-Performance Liquid Chromatography (RP-HPLC) ensuring >98% chemical purity.
• Mass Confirmation: Electrospray Ionization Mass Spectrometry (ESI-MS) validating exact molecular mass and sequence identity.
• Endotoxin Limits: Limulus Amebocyte Lysate (LAL) testing ensuring endotoxin levels remain strictly below 0.01 EU/mg, preventing premature inflammatory responses in delicate cell cultures.
• Residual Solvents & Heavy Metals: Inductively Coupled Plasma Mass Spectrometry (ICP-MS) and gas chromatography screening to eliminate toxic laboratory residues.
All analytical testing is executed by independent ISO 17025 accredited laboratories, with full certificates of analysis (COAs) downloadable per individual lot.
Vilon is supplied as a lyophilized (freeze-dried) white powder to preserve chemical stability during transit and long-term storage. Proper laboratory reconstitution and handling procedures are essential to maintain peptide integrity and prevent premature degradation in aqueous solution.
For optimal laboratory handling, follow these standardized laboratory protocols:
1. Reconstitution Medium: Use sterile cell culture grade water, sterile 0.9% sodium chloride, or phosphate-buffered saline (PBS, pH 7.4) depending on target assay conditions.
2. Solubilization: Solubilize the lyophilized powder at room temperature. Vilon (Lys-Glu) exhibits high aqueous solubility due to its polar side chains; gentle inversion is typically sufficient without aggressive vortexing or sonication.
3. Aliquoting: Once reconstituted, aliquot the solution into single-use microcentrifuge tubes to prevent repeated freeze-thaw cycles, which can induce molecular cleavage or aggregation.
4. Storage Temperature: Store lyophilized vials at -20°C for short-term projects or -80°C for long-term storage. Reconstituted aqueous aliquots should be stored at -20°C and used within 30 to 60 days.
When integrating Vilon into in vitro or animal models of duodenal function, experimental parameters should be carefully calibrated based on published preclinical literature. In cell culture models utilizing Caco-2 or HT29-MTX epithelial monolayers, Vilon working concentrations typically range from 0.1 nM to 10 µM, depending on whether the primary endpoint is gene expression, tight junction assembly, or oxidative stress protection.
In animal models assessing intestinal ischemia-reperfusion or chemical mucosal damage (such as DSS or indomethacin-induced enteropathy), Vilon is frequently evaluated for its ability to reduce apoptotic markers (e.g., Caspase-3, Bax) and preserve villus height. Researchers can browse our complete catalog of research peptides to source complementary compounds for multi-arm comparative studies.
Experimental timelines rely on dependable supply chains and rapid material fulfillment. PX1 Research eliminates procurement delays by stocking US-manufactured peptides across dual logistics facilities located in California and Arizona. Orders placed before cut-off times ship same-day, Monday through Friday, ensuring minimal transit time and temperature stability.
For academic institutions, biotechnology companies, and contract research organizations (CROs) requiring large volumes or ongoing material agreements, PX1 offers streamlined account services. Institutional buyers can apply for dedicated pricing, bulk batch allocation, and custom packaging via our wholesale lab account portal.
What is Vilon and what is its chemical structure?
Vilon is a synthetic short-chain bioregulatory dipeptide consisting of L-lysine and L-glutamic acid (Lys-Glu). It has a molecular weight of 275.32 g/mol and is studied in preclinical models for its role in gene regulation, chromatin modulation, and mucosal tissue integrity.
What preclinical models are used to study Vilon's effects on the duodenum?
Vilon is primarily evaluated using in vitro intestinal epithelial cell monolayers (such as Caco-2 cells) and rodent models of gut mucosal damage, oxidative stress, or age-related tissue degeneration to measure markers like ZO-1, occludin, and inflammatory cytokines.
How does PX1 Research verify the purity of Vilon?
PX1 Research verifies every lot of Vilon using Reverse-Phase High-Performance Liquid Chromatography (RP-HPLC) to confirm >98% purity and Electrospray Ionization Mass Spectrometry (ESI-MS) to verify molecular identity. All batches undergo independent ISO 17025 lab testing.
Why is endotoxin testing critical when sourcing Vilon for cell culture?
Bacterial endotoxins (LPS) can trigger inflammatory signaling cascades in cell culture and animal models, confounding experimental data. PX1 Research enforces strict Limulus Amebocyte Lysate (LAL) testing to ensure endotoxin levels remain below 0.01 EU/mg.
How should lyophilized Vilon be stored upon arrival at the laboratory?
Lyophilized Vilon should be stored at -20°C upon receipt for short-to-medium-term stability, or at -80°C for long-term storage. Avoid exposure to light, moisture, and elevated temperatures.
What is the recommended reconstitution solvent for Vilon in laboratory assays?
Vilon can be reconstituted in sterile cell culture grade water, sterile 0.9% normal saline, or phosphate-buffered saline (PBS, pH 7.4). Reconstituted solutions should be aliquoted and frozen at -20°C to minimize freeze-thaw degradation.
Does PX1 Research offer wholesale or institutional supply for Vilon?
Yes, PX1 Research provides dedicated institutional supply programs, bulk batch reservations, and custom synthesis services for academic laboratories, CROs, and industrial research institutions via our wholesale department.
How quickly does PX1 Research dispatch Vilon orders?
Orders placed Monday through Friday before cut-off ship the same day from our primary fulfillment hubs in California and Arizona, ensuring fast, temperature-controlled delivery across the USA.
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.