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TB-500

CAS #: 77591-33-4

Size

10mg

5mg

Quantity

Single Vial

Pack of 10

TB-500

Order Now, Ships Today

$69.00

One-time

TB-500

CAS #: 77591-33-4

Size

10mg

5mg

Quantity

Single Vial

Pack of 10

TB-500

Order Now, Ships Today

$69.00

One-time

Research Use Only

All products are intended solely for laboratory research and are not for human or animal consumption. By purchasing, the buyer agrees to use these products in compliance with all applicable laws.

Purity
Endotoxin

10mg

Certificate of Analysis

Third-party tested for 99% purity, ID, quantity.

View all

Purity
Endotoxin

10mg

Certificate of Analysis

Third-party tested for 99% purity, ID, quantity.

View all

TB-500 Overview

TB-500 Overview

TB-500 is a synthetic peptide fragment derived from thymosin beta-4, a naturally occurring protein studied for its role in molecular signaling and pathway dynamics. Research has focused on its potential influence on matrix remodeling, angiogenesis, and molecular migration in preclinical and laboratory models. TB-500 is of particular interest in investigations involving connective tissue, structural dynamics, and extracellular matrix pathways.

Goldstein A.L. et al. (2005). 

History

History

Thymosin Beta-4, the parent protein of TB-500, was first isolated in the 1960s by Allan L. Goldstein and colleagues during research into thymus-derived peptides. TB-500 was later synthesized as a research fragment to enable focused study on Tβ4's signaling functions. Since its development, it has been investigated across models of angiogenesis, structural dynamics, and molecular migration, with growing interest in its systemic regulatory potential.

Goldstein A.L., Hannappel E. et al. (2012).

TB-500 Structure

CAS #: 77591-33-4

Molecular Formula: C₂₁₂H₃₅₀N₅₆O₇₈S

Molecular Weight: 4963.5 g/mol

PubChem ID: 16132321

Research Findings

Research Findings

TB-500 has been studied in structural, vascular, epithelial, and systemic models, with research exploring its roles in collagen organization, extracellular matrix remodeling, angiogenesis, molecular migration, and pathway activity in preclinical settings.

Key Areas of Research:

  • Structural: Collagen, matrix, tendon/ligament

  • Vascular: Angiogenesis, nitric oxide, remodeling

  • Epithelial: Migration, signaling, matrix

  • Systemic: Signaling, viability, pathway dynamics

Together, these findings suggest broad experimental utility for TB-500 across multiple biological pathways. By engaging structural and vascular processes and supporting epithelial and systemic responses, TB-500 provides a versatile platform for investigating molecular remodeling, pathway dynamics, and resilience in laboratory settings.

Hsieh M.-J. et al., 2017

Purity
Endotoxin

10mg

Certificate of Analysis

Third-party tested for 99% purity, ID, quantity.

View all

Purity
Endotoxin

10mg

Certificate of Analysis

Third-party tested for 99% purity, ID, quantity.

View all

TB-500

Single Vial

Pack of 10

Order Now, Ships Today

10mg

$69.00

One-time

10mg

TB-500

Order Now, Ships Today

Single Vial

Pack of 10

10mg

TB-500

Order Now, Ships Today

Single Vial

Pack of 10

STEP 1

Precision Lyophilization

Manufactured in a controlled U.S. facility under strict compounding standards.

STEP 2

Verified Purity

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STEP 3

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Orders dispatched same-day from our U.S. facility.

STEP 1

Precision Lyophilization

Manufactured in a controlled U.S. facility under strict compounding standards.

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© DirectPeptides 2025. All rights reserved

All products on this site are for research and development use only. Products are not for human consumption of any kind. The statements made on this website have not been evaluated by the US Food and Drug Administration. The statements and the products of this company are not intended to diagnose, treat, cure, or prevent any disease.

Direct Peptides is a chemical supplier. Direct Peptides is not a compounding pharmacy or chemical compounding facility as defined under 503A of the Federal Food, Drug, and Cosmetic Act. Direct Peptides is not an outsourcing facility as defined under 503B of the Federal Food, Drug, and Cosmetic Act.

All products are sold for research, laboratory, or analytical purposes only, and are not for human consumption.

Verified compounds.
Ready to ship.

Need help? Text us, and a team member will reply in minutes.

© DirectPeptides 2025. All rights reserved

All products on this site are for research and development use only. Products are not for human consumption of any kind. The statements made on this website have not been evaluated by the US Food and Drug Administration. The statements and the products of this company are not intended to diagnose, treat, cure, or prevent any disease.

Direct Peptides is a chemical supplier. Direct Peptides is not a compounding pharmacy or chemical compounding facility as defined under 503A of the Federal Food, Drug, and Cosmetic Act. Direct Peptides is not an outsourcing facility as defined under 503B of the Federal Food, Drug, and Cosmetic Act.

All products are sold for research, laboratory, or analytical purposes only, and are not for human consumption.

Verified compounds.
Ready to ship.

Need help? Text us, and a team member will reply in minutes.

© DirectPeptides 2025. All rights reserved

All products on this site are for research and development use only. Products are not for human consumption of any kind. The statements made on this website have not been evaluated by the US Food and Drug Administration. The statements and the products of this company are not intended to diagnose, treat, cure, or prevent any disease.


Direct Peptides is a chemical supplier. Direct Peptides is not a compounding pharmacy or chemical compounding facility as defined under 503A of the Federal Food, Drug, and Cosmetic Act. Direct Peptides is not an outsourcing facility as defined under 503B of the Federal Food, Drug, and Cosmetic Act.


All products are sold for research, laboratory, or analytical purposes only, and are not for human consumption.