Thymagen 20mg: A Dipeptide Bioregulator for Immune & Cellular Research
If your laboratory investigates the complex signalling networks of the immune system or the molecular mechanisms of cellular aging, Thymagen 20mg research peptide (also known as Thymogen, chemically L-Glu–L-Trp) is a synthetic dipeptide of considerable scientific interest. Derived as a fragment or mimic of the more complex thymic polypeptide Thymalin, Thymagen is one of the shortest and most precisely defined thymic bioregulators available for research. Its compact structure—just two amino acids—is hypothesised to interact directly with intracellular signalling cascades, modulate cyclic nucleotide metabolism, and influence gene expression at the epigenetic level.
At Wuhan Top Miracle Peptides, we supply high-purity Thymagen 20mg research peptide to research institutions and wholesale buyers across the United Kingdom, France, Germany, Spain, Sweden, Italy, and the USA. Every batch is lyophilised, HPLC-verified to ≥99% purity, and accompanied by a Certificate of Analysis (COA), ensuring your studies into immunomodulation, cellular differentiation, or regenerative biology begin with uncompromising quality.
What Makes Thymagen a Unique Research Tool?
To fully appreciate the potential of Thymagen 20mg research peptide, it is essential to understand its biochemical identity and the mechanistic hypotheses that drive current scientific inquiry.
The Glu-Trp Dipeptide
Thymagen is a synthetic dipeptide composed of two amino acids: glutamic acid (Glu) and tryptophan (Trp), with the sequence H-Glu-Trp-OH (EW). Its molecular formula is C₁₆H₁₉N₃O₅, and its molecular weight is approximately 333.34 g/mol. It has a CAS number of 38101-59-6. This minimal structure is a key feature, as it is hypothesised to penetrate cellular membranes and the nuclear envelope more readily than larger polypeptides.
Proposed Mechanism of Action
Scientific literature points to several intersecting mechanisms for Thymagen 20mg research peptide, positioning it as a multi-target research probe:
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Cyclic Nucleotide Modulation: One of the most tangible mechanistic hints is that Thymagen may slow down the catabolism of cyclic nucleotides (e.g., cAMP, cGMP), thereby increasing the availability of these critical second messengers and potentiating downstream signalling cascades.
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Epigenetic Gene Regulation: Research suggests that Thymagen may exhibit selective binding affinity for double-stranded DNA sequences, potentially interacting within the minor groove of the DNA helix. Bioinformatics analysis reveals that Thymagen could potentially regulate 542 genes whose promoters contain the GGAG sequence, including those involved in immune function and inflammatory responses.
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TLR Pathway Activation: The peptide activates Toll-like receptor (TLR) and RIG‑I‑like receptor (RLR) pathways, stimulating the expression of endosomal receptors TLR3, TLR7, TLR8, and TLR9, along with cytoplasmic sensors RIG‑1 and MDA5.
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Cytokine Profile Modulation: In lipopolysaccharide-induced inflammation models, Thymagen reduces TNF‑α synthesis by approximately five-fold and moderates other pro-inflammatory mediators.
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Redox Homeostasis: Structural variants of Thymagen have exhibited measurable antioxidant and reparative activities in tissue contexts, with apparent suppression of free radical reactions and elevation of catalase activity.
Key Research Applications for Thymagen 20mg
Thymagen 20mg research peptide is a versatile tool with a broad range of potential applications in modern biomedical research.
Immunology and T‑Cell Differentiation Research
The most established domain for Thymagen is immunology. It is hypothesised to support the differentiation of immature lymphocytes toward mature T‑cells, with implications for immune surveillance and resilience. Research demonstrates that Thymagen significantly affects the differentiation of hematopoietic stem cells into mature CD28+ T lymphocytes. It has also been shown to increase production and differentiation of T cells, stimulate the secretion of interferons, and promote the functionality of the innate immune system. Furthermore, it has been used as a reference compound in preclinical research examining thymopoietic peptides and regulatory signalling pathways.
Cellular Senescence and Aging Research
Thymagen has garnered attention for its potential to influence cellular aging pathways. It has been hypothesised to have a role in promoting repair processes and supporting cellular homeostasis. Research on the influence of thymus peptides on the involution of the pineal gland has documented the geroprotective activity of thymic peptides, including Thymogen. The peptide is thought to act as a small regulatory ligand that may support promoter or enhancer dynamics, especially in genes relevant to stress responses or repair pathways.
DNA Binding and Gene Regulation Studies
One of the most intriguing areas of research involves Thymagen’s ability to interact directly with DNA. Molecular modeling studies have identified GGAG as the optimal binding site in the classical B‑form of DNA, with the peptide forming intermolecular hydrogen bonds within the minor groove of the DNA helix. This interaction translates into the potential regulation of 542 genes whose promoters contain the GGAG sequence, including critical genes such as ACE2, CYSLTR1, AKT1, and AKT2.
Redox Biology and Antioxidant Research
Research suggests that Thymagen (or its structural analogues) may interact with redox regulatory pathways (e.g., the Nrf2 axis, glutathione cycling, or superoxide dismutase/catalase induction) to influence cellular repair and detoxification responses. This positions Thymagen as a potential tool for investigating oxidative stress models and antioxidant defence mechanisms.
Regenerative Science and Tissue Repair
Thymagen’s hypothesised impact on cellular pathways may make it relevant for research aimed at addressing tissue resilience under physiological stress. As a thymic peptide, it is considered part of a class of molecules that may influence the repair of tissues and organs, having been used in research contexts of wound healing or epithelial regeneration.
Chemical & Physical Specifications
| Parameter | Specification |
|---|---|
| Amino Acid Sequence | H-Glu-Trp-OH (EW) |
| Molecular Formula | C₁₆H₁₉N₃O₅ |
| Molecular Weight | ~333.34 g/mol |
| CAS Number | 38101-59-6 |
| PubChem CID | 100094 |
| Purity | ≥99% (HPLC verified) |
| Appearance | White to off-white lyophilised powder |
| Solubility | Soluble in water and 0.9% sodium chloride solution |
| Storage (Lyophilised) | –20°C, sealed, protected from light; stable for up to 2 years |
| Storage (Reconstituted) | 2–8°C for up to 28 days; single‑use aliquots at –20°C for up to 3 months |
Reconstitution & Handling Protocol for Thymagen 20mg
Proper reconstitution of Thymagen 20mg research peptide is critical for maintaining the structural integrity of this delicate dipeptide.
Step 1 – Preparation
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Bring the sealed Thymagen vial and your chosen diluent (sterile bacteriostatic water or sterile PBS, pH 5–7) to room temperature. Condensation can degrade the lyophilised powder.
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Clean your work surface with 70% ethanol and lay out sterile syringes, alcohol wipes and a clean work mat.
Step 2 – Vial Sanitisation
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Wipe the rubber stopper of the Thymagen vial with a fresh 70% ethanol wipe. Allow the alcohol to evaporate completely before piercing.
Step 3 – Reconstitution
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Draw your desired volume of diluent into a sterile syringe. A common starting concentration is 20 mg per 2 mL of BAC water, yielding a 10 mg/mL solution.
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Insert the needle and slowly inject the diluent against the inner glass wall. Do not spray directly onto the lyophilised powder.
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Gently swirl the vial until the solution is clear and fully dissolved. Do not shake vigorously, as shaking can cause denaturation.
Step 4 – Aliquoting & Storage
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Immediately after dissolution, aliquot the reconstituted Thymagen into single‑use sterile vials.
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Store aliquots at –20°C. Avoid repeated freeze‑thaw cycles.
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Once thawed, store at 2–8°C and use within 28 days. Discard any remaining solution after this period.
Concentration Reference Table
| Vial Mass | Diluent Volume | Final Concentration |
|---|---|---|
| 20 mg | 2.0 mL | 10 mg/mL |
| 20 mg | 4.0 mL | 5 mg/mL |
| 20 mg | 1.0 mL | 20 mg/mL |
Storage & Stability Guidelines
| Storage Condition | Shelf Life | Notes |
|---|---|---|
| Lyophilised at –20°C, unopened | 2 years | Use desiccant, protect from light. |
| Lyophilised at 2–8°C, unopened | 6–12 months | –20°C storage is strongly preferred. |
| Reconstituted at 2–8°C | Up to 28 days | Use aseptic technique for each withdrawal. |
| Reconstituted aliquots at –20°C | Up to 3 months | Single freeze only; discard after thawing. |
Why Choose Wuhan Top Miracle Peptides for Thymagen 20mg?
As an authentic licensed peptide supplier based in the United Kingdom, we supply Thymagen 20mg research peptide and a wide range of research-grade peptides under rigorous quality assurance protocols, fully aligned with Google’s E‑E‑A‑T principles (Experience, Expertise, Authoritativeness, Trustworthiness).
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Verified Purity: Independent HPLC analysis with purity guaranteed ≥99% for every batch.
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GMP‑Compliant Manufacturing: All peptides are synthesised in ISO 13485:2016 and GMP‑certified facilities, ensuring batch‑to‑batch consistency.
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Full Traceability: Batch‑specific Certificates of Analysis (COA) are available for every order.
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Wholesale Supply: We serve research institutions, laboratories, and wholesale buyers across the UK, EU, and USA with flexible volume pricing and reliable logistics.
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UK‑Based Regulatory Compliance: All products are supplied strictly as research‑grade chemicals for laboratory use only (RUO).
Researchers across the United Kingdom—including those at leading institutions in London, Cambridge, Oxford, Manchester, and Edinburgh—trust us for fast domestic delivery, transparent documentation and professional technical support.
FAQ: Thymagen 20mg Research Peptide
What is Thymagen 20mg research peptide?
Thymagen 20mg research peptide (also known as Thymogen, Oglufanide) is a synthetic dipeptide bioregulator with the sequence H-Glu-Trp-OH (EW). It is derived as a fragment or mimic of the thymic polypeptide Thymalin and is used in research to study immune modulation, cellular differentiation, and gene regulation.
What is the molecular formula and weight of Thymagen?
Its molecular formula is C₁₆H₁₉N₃O₅, and its molecular weight is approximately 333.34 g/mol.
What are the primary research applications for Thymagen?
Thymagen is used in immunology and T‑cell differentiation research, cellular senescence and aging studies, DNA binding and gene regulation research, redox biology and antioxidant studies, and regenerative science and tissue repair research.
What purity does your Thymagen 20mg meet?
Our Thymagen is tested to ≥99% purity by HPLC. A Certificate of Analysis (COA) is supplied with every order.
How should I reconstitute Thymagen 20mg?
Reconstitute with sterile bacteriostatic water or sterile PBS (pH 5–7). Allow the vial to reach room temperature, then slowly inject the diluent against the inner glass wall and swirl gently. Do not shake.
How should I store reconstituted Thymagen?
Reconstituted Thymagen should be stored at 2–8°C and used within 28 days. For longer storage, aliquot immediately into single‑use vials and store at –20°C for up to 3 months. Avoid repeated freeze‑thaw cycles.
Is Thymagen research peptide legal to purchase in the UK?
Yes. Thymagen is a laboratory reagent sold for research use only (RUO). It is fully legal to purchase, possess, and use in the United Kingdom for legitimate in‑vitro or in‑vivo scientific research, provided it is not marketed with therapeutic claims.
Does Wuhan Top Miracle Peptides ship internationally?
Yes. We ship across the EU (France, Germany, Spain, Sweden, Italy) and to the USA from our UK warehouse. Wholesale pricing is available for bulk orders.
Wholesale Thymagen 20mg Supply Across the UK and Europe
Wuhan Top Miracle Peptides supports wholesale peptide buyers in the United Kingdom and international markets.
We Support Enquiries From:
- United Kingdom
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- Wider Europe
For larger Thymagen 20mg enquiries, contact our team before ordering. This helps confirm stock, wholesale pricing, documentation, shipping options, and buyer requirements.
Where to Buy Thymagen 20mg in the UK
If you are searching for where to buy Thymagen 20mg in the UK, Wuhan Top Miracle Peptides provides a simple research-focused enquiry process.
How to Order
- Review the Thymagen 20mg product details.
- Check the current label and batch information.
- Contact our team for availability.
- Ask about COA and purity-related documentation.
- Confirm your shipping country.
- Discuss wholesale quantity requirements.
- Place your enquiry with support from our team.
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From foundational studies of T‑cell differentiation and cyclic nucleotide signalling to emerging research into epigenetic gene regulation, redox homeostasis, and tissue repair, Thymagen 20mg research peptide offers a well‑characterised, precisely defined dipeptide platform for advanced immunological and cellular research. Its hypothesised ability to bind DNA, modulate gene expression, and influence multiple immune signalling pathways—supported by a growing body of peer‑reviewed literature—makes it an essential addition to any laboratory investigating the immune system, cellular aging, or regenerative biology. By choosing high‑purity, lab‑verified Thymagen 20mg research peptide from Wuhan Top Miracle Peptides, you ensure that your research is built on a foundation of quality, reproducibility, and scientific integrity.
Ready to advance your research with Thymagen 20mg? Browse our product catalogue, request a wholesale quote, or contact our support team today to discuss your laboratory’s specific needs. Place your order now and receive GMP‑grade Thymagen delivered directly to your facility in the UK, EU, or USA.




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