TB-500 (Thymosin Beta-4 Acetate)

Name: TB-500 (Thymosin Beta-4 Acetate)
Brand: PIONEER PEPTIDE
SKU: TB
Availability: InStock

Catalog #: TB

TB-500 is the synthetic form of Thymosin Beta-4, a 43-amino acid actin-regulating peptide found in all human cells. Extensively studied for cell migration, tissue repair, and anti-fibrotic research.

Catalog Number TB

Active Motif Ac-SDKP (N-terminal) + LKKTETQ (actin binding)

Molecular Weight ~4963.5 Da

Form Lyophilized powder

Available SKUs

Model	Specification	MOQ
TB5	5mg / 10ml	1 vial
TB10	10mg / 10ml	1 vial

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Certificate of Analysis included

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Product Overview

TB-500 is the synthetic form of Thymosin Beta-4, a 43-amino acid actin-regulating peptide found in all human cells. Extensively studied for cell migration, tissue repair, and anti-fibrotic research.

Research Applications

Synthetic form of Thymosin Beta-4 — present in all nucleated cells
Primary G-actin sequestering peptide in eukaryotic biology
Over 1,000 PubMed publications for Thymosin Beta-4
N-terminal Ac-SDKP domain: independent anti-fibrotic activity
Published in Nature and other top-tier journals

Key Features

Studied in cardiac, dermal, corneal, and neurological models
Promotes cell migration, angiogenesis, and macrophage polarization
≥99% purity confirmed by RP-HPLC and ESI-MS
For laboratory research use only

Catalog Number	TB
Active Motif	Ac-SDKP (N-terminal) + LKKTETQ (actin binding)
Molecular Weight	~4963.5 Da
Form	Lyophilized powder
Appearance	White to off-white powder
Purity	≥99% (RP-HPLC)
Identification	ESI-MS confirmed
Storage	-20°C, desiccated
Reconstitution	Bacteriostatic water
Shelf Life	24 months (unopened, proper storage)

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