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Each vial ships with structural data and lot identifiers for the compound, plus a Certificate of Analysis documenting purity and identity. Ready for the bench. Synthesized via solid-phase peptide synthesis (SPPS), purified by reverse-phase HPLC, verified by mass spectrometry, and tested for sterility and endotoxin load. Every spec is documented on the signed Certificate of Analysis that ships with your vial.
A short, sourced summary of where TB-500 [10mg] appears in the published research record. For context only. Not a claim, not a protocol, not advice.
TB-500 [10mg]
synthetic thymosin beta-4 fragment research peptide analogue utilized in peptide-signaling and cellular migration pathway investigation. Supplied as lyophilized powder for in-vitro laboratory evaluation of peptide-mediated regulatory activity in non-clinical research models.
Research grade | ≥99% purity target / COA-verifiable.
For laboratory research and development purposes only. Not for human or animal use, consumption, therapeutic use, diagnostic application, or clinical application.
Research Use Only. Not for human or animal consumption. Not for use in diagnostic or therapeutic procedures. These products are not FDA-approved to diagnose, treat, cure, or prevent any disease.
Goldstein AL, Hannappel E, Kleinman HK. (2005) · Trends in Molecular Medicine
Thymosin beta4: actin-sequestering protein moonlights to repair injured tissues
PubMed · PubMed · 16126147Crockford D. (2007) · Ann N Y Acad Sci
Development of thymosin β4 for treatment of patients with ischemic heart disease
PubMed · PubMed · 1769021310mg / single compound
10mg / single compound
10mg / single compound
Every lot is tested by reverse-phase HPLC and certified at ≥99% purity. The Certificate of Analysis lists the exact purity percentage, lot number, test date, and confirming spectroscopic data for TB-500. Download it from the product page or request a copy directly.
TB-500 is the synthetic research peptide version of thymosin beta-4, a 43-amino acid protein naturally present in virtually all human and animal cells. The key active region is the LKKTET sequence (amino acids 17–23), which governs its actin-sequestering properties. TB-500 is widely used in research studying tissue repair, inflammation, and cytoskeletal regulation.
TB-500 binds to G-actin (globular actin monomers) and sequesters them from polymerization. This regulation of actin dynamics plays a role in cell migration, wound healing, and tissue regeneration research. The LKKTET sequence is the key motif responsible for this interaction.
Testing is done by BioRegen Analytical, an independent third-party lab. Every batch goes through HPLC purity, LC-MS identity confirmation, sterility screening, and LAL endotoxin testing. The signed Certificate of Analysis ships with each vial. Same lot number, same COA, every time.
Made in the USA. Synthesized in a US cGMP-aligned facility. Tested by a US-based independent lab. Shipped from US fulfillment.
Orders ship via 2-day expedited delivery from US fulfillment. Free over $150. Vials are sealed, packaged with insulation, and shipped in tamper-evident packaging. Tracking number is sent the same day your order leaves the warehouse.
30-day money-back guarantee on every order. If a vial arrives damaged, fails to match the COA, or you change your mind within 30 days, contact us and we will refund or replace. No restocking fees, no return shipping cost on defective product.
30-day money back · Free shipping over $150 · 2-day shipping
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