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Home › Research Catalog › TB-500

TB-500

Thymosin Beta

TB-500

HeptapeptideActin-Binding MotifAc-LKKTETQLyophilized Powder

TB-500 is a synthetic analog of Thymosin Beta-4, one of the most widely referenced peptides in tissue and cellular biology research. Studied extensively for its role in actin regulation and cellular migration.

$59.00
★ #1 Verified US VendorPepAssure · PVS 94 / 100
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Description

What is TB-500 (Thymosin Beta-4 fragment)?

TB-500 is a synthetic analog of Thymosin Beta-4, one of the most widely referenced peptides in tissue and cellular biology research. Studied extensively for its role in actin regulation and cellular migration. 10mg lyophilized powder. Independently third-party tested to 99.4% purity, lot GPU-5928420 (Horizon Analytical verified). For in-vitro laboratory research use only. Not for human consumption.

Research Applications

Areas of investigation in the preclinical literature

Cytoskeletal
Actin-Binding Domain Research
The Ac-LKKTETQ motif corresponds to the actin-binding region of thymosin beta-4. It is examined in in-vitro studies of actin sequestration and cytoskeletal dynamics.
Vascular
Angiogenic Signaling Research
Investigated in preclinical and in-vitro models exploring endothelial cell behavior and angiogenesis-related signaling pathways.
Cellular
Cell Migration & Motility Research
Studied in in-vitro cell-culture systems examining cell migration, adhesion, and motility signaling mechanisms.
Extracellular Matrix
Matrix Signaling Research
Explored in preclinical models investigating cell-matrix interactions and extracellular-matrix signaling pathways.
Developmental
Progenitor Cell Signaling Research
Referenced in the preclinical literature within tissue-culture and animal-model studies of progenitor cell signaling and differentiation pathways.

Compound Profile

Technical specifications

Identity
Molecular Profile
SequenceAc-LKKTETQ
Molecular FormulaC38H68N10O14
Molecular Weight889.02 g/mol
CAS Number885340-08-9
AppearanceWhite lyophilized powder
FormLyophilized (freeze-dried)
Handling guidelines
Storage & Stability
Storage
Store as a sealed lyophilized powder at room temperature, away from light and moisture. Room-temperature stable. Does not require refrigeration or cold-chain shipping.
Format
Supplied as a lyophilized (freeze-dried) powder, sealed under inert conditions.
Reconstitution
Reconstituted with bacteriostatic water (sold separately). Volume is determined by the researcher; no protocol or dosing is provided.
Compliance & research overview
Regulatory & Research Status
FDA Status
Not approved for human use. Sold for laboratory research use only.
Research Status
Studied in preclinical and in-vitro research literature.
Research Disclaimer
For laboratory and research purposes only. Not for human or animal consumption.

Certificate of Analysis

Third-party tested by Horizon Analytical (USA)

99.4%
Purity
CompoundTB-500
Lot #GPU-5928420
MethodHPLC / MS
LabHorizon Analytical
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Reconstitution

🧪 Reconstitution CalculatorYou set the values

Pure dilution math, concentration = peptide mass ÷ water volume. You determine your own volumes for your protocol. Bacteriostatic water sold separately. For in-vitro laboratory research use only.

Common Questions

What is this product used for? ▼
This compound is supplied strictly for in-vitro laboratory research and scientific study by qualified researchers. It is not for human or veterinary use, consumption, or cosmetic application.
Who tests it and how do I verify purity? ▼
Where we hold a lot-matched Certificate of Analysis, it is produced by Horizon Analytical (USA), HPLC purity analysis and mass-spectrometry identity confirmation. The lot-matched Certificate of Analysis is published in our COA Library, and our results are cross-checked live by the independent watchdog PepAssure.
How is it stored and shipped? ▼
The compound ships as a stable lyophilized powder that is room-temperature stable and does not require cold-chain shipping. Orders are dispatched within roughly 48 hours by UPS Ground in plain, unmarked packaging. We ship within the United States only.
What is used to reconstitute it? ▼
Lyophilized research compounds are reconstituted with bacteriostatic water, which is sold separately. The reconstitution volume is determined by the researcher; we do not provide any protocol or dosing guidance.
Do you offer discounts for larger orders? ▼
Yes. Order 2 items for 3.5% off, or 3 or more items for 5% off, the discount applies automatically at checkout and you can mix any compounds. Orders over $200 also ship free.

Disclaimer: This product is intended solely for in-vitro scientific research by qualified researchers. It is not a drug, food, or cosmetic. Not for human or animal consumption. Not intended to diagnose, treat, cure, or prevent any disease. Statements not evaluated by the FDA. By purchasing you confirm you are a qualified researcher and assume full legal responsibility for compliance. Certificate of Analysis provided by Horizon Analytical (USA), lot number on COA corresponds to shipped batch. View All COAs.

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