

Hallmark Peptides Catalog
SKU TB505-0428 · Repair & Recovery
TB-500
TB-500 (Thymosin Beta-4) is a synthetic 43-amino acid peptide that promotes tissue repair through actin regulation, angiogenesis, and anti-inflammatory mechanisms.
Product code
TB505-0428
Availability
In Stock · 100 units
Purchase highlights
43-amino acid synthetic Thymosin Beta-4 analog
Actin-binding domain drives cell migration and angiogenesis
Lyophilized · ≥98% purity · CAS 77591-33-4
Description
HTML contentTB-500 is the synthetic version of Thymosin Beta-4 (Tβ4), a naturally occurring 43-amino acid protein encoded by the TMSB4X gene and found abundantly in wound fluid and blood platelets. The peptide contains a critical active domain — the sequence LKKTETQ — responsible for actin binding, cell migration, and wound healing.
TB-500 is highly water-soluble and lightweight, with demonstrated potential in angiogenesis, wound healing, anti-inflammatory activity, and neurological repair across multiple in vitro and animal models.
Additional information
Category
Repair & Recovery
CAS Number
77591-33-4
Availability
In stock
Delivery
10–14 business days
Coverage
United States, European Union, South America
Regulatory notice
Regulatory Compliance Notice
- Exclusively for laboratory research use
- Not intended for human or veterinary use
- Not intended for human consumption
- Not intended to diagnose, treat, cure, or prevent any disease
- Not approved by the FDA as a drug or dietary supplement
Technical Specifications
Product dataCAS Number
77591-33-4
Package Size
5 mg
Expiry
April 2028
PubChem
PubChem CID: Thymosin Beta-4
Storage
-20 °C (lyophilized); 2–8 °C after reconstitution
Purity
≥ 98% (HPLC)
Format
Lyophilized powder
Manufacturer
Hallmark Peptides
Warnings
Product dataResearch use only
For laboratory research use only. Not intended for human or veterinary use.
Handling
Handle with appropriate laboratory safety equipment.
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