$50.00 – $485.00Price range: $50.00 through $485.00
Name: Thymosin beta-4; Thymosin ??4; TB4; TB500
CAS No.: 77591-33-4
Peptide Sequence: Ac-Ser-Asp-Lys-Pro-Asp-Met-Ala-Glu-Ile-Glu-Lys-Phe-Asp-Lys-Ser-Lys-Leu-Lys-Lys-Thr-Glu-Thr-Gln-Glu-Lys-Asn-Pro-Leu-Pro-Ser-Lys-Glu-Thr-Ile-Glu-Gln-Glu-Lys-Gln-Ala-Gly-Glu-Ser-OH
Molecular Formula: C212H350N56O78S
Molecular Weight: 4963.44
Appearance: White Lyophilized powder
Thymosin Beta-4 (TB-4) is a biologically active, research-grade peptide commonly used in laboratory studies on tissue repair, wound healing, and cellular regeneration. Its high stability, reproducibility, and purity make it a crucial tool for preclinical research in regenerative medicine, angiogenesis, and cytoskeletal remodeling.
Thymosin Beta-4 is a naturally occurring peptide involved in cell migration, tissue repair, and cytoskeletal organization. In research settings, TB-4 peptide is primarily used to study:
Its precise biological activity allows scientists to model tissue repair and regeneration processes accurately in both in vitro and in vivo experiments.
| Property | Description |
|---|---|
| Peptide Name | Thymosin Beta-4 (TB-4) |
| Amino Acid Length | 43 amino acids |
| Purity | ≥98% (HPLC verified) |
| Form | Lyophilized powder |
| Molecular Weight | 4963 g/mol |
| Storage Temperature | –20°C (long-term stability) |
High-purity TB-4 ensures consistent and reproducible results in regenerative medicine and cellular biology research.
Thymosin Beta-4 peptide is intended exclusively for laboratory research. Key applications include:
Using TB-4 in controlled experiments provides valuable insights into regenerative pathways and tissue engineering strategies.
Thymosin Beta-4 peptide is for laboratory research use only.
It is not approved for human or veterinary use and should only be handled in controlled laboratory environments by trained personnel.
Q1: What is TB-4 peptide used for in research?
TB-4 is primarily used to study tissue repair, wound healing, angiogenesis, and cellular regeneration.
Q2: What is the purity of Thymosin Beta-4 peptide?
High-quality TB-4 is typically ≥98% pure, verified by HPLC analysis.
Q3: Can TB-4 peptide be used in humans?
No, it is strictly for research purposes only.
Q4: How should TB-4 peptide be stored?
Store lyophilized at –20°C. After reconstitution, refrigerate at 2–8°C and avoid repeated freeze–thaw cycles.
Q5: Why is TB-4 important for research?
Its ability to promote tissue repair, angiogenesis, and cell migration makes it essential for studies in regenerative medicine, wound healing, and tissue engineering.
Thymosin Beta-4 (TB-4) peptide is a research-grade regenerative peptide widely used in laboratory studies of tissue repair, wound healing, angiogenesis, and cellular regeneration. Its high purity, stability, and reproducible activity make it an indispensable tool for regenerative medicine, preclinical research, and cellular biology investigations.

















