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Recovery/Healing
98.7% pure

TB-500 10mg

CAS: 77591-33-4MW: 4963.44 Da43 amino acidsSKU: TB500-10

Thymosin Beta-4 (TB-500) is a naturally occurring 43-amino acid peptide present in nearly all mammalian cells. Research focuses on its role in cell migration, blood vessel formation, and modulation of inflammatory responses. TB-4 sequesters G-actin, promoting cell motility critical to wound repair.

Sequence

Ac-SDKP (active fragment) / Full: 43-amino acid peptide

$35/vial

Market avg: $64.99 — save 46%

Volume pricing

1-4 vials$35.00
5-9 vials$33.25-5%
10-19 vials$31.50-10%
20+ vials$29.75-15%

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Certificate of Analysis

Independently verified by Janoshik Analytical

Test ID

JAN-TB500-2026-001

Purity

98.7%

Method

HPLC-MS

Batch

TB5-2026-01A

Test Date

January 15, 2026

Identity

Confirmed

Endotoxin

<0.5 EU/mg

Sterility

Pass

Storage Requirements

Lyophilized

Room temperature (15-25°C), protect from light and moisture

Reconstituted

2-8°C, use within 21 days

Hygroscopic — store with desiccant. Reconstitute slowly with bacteriostatic water to avoid foaming.

Published Research

2 peer-reviewed studies

Thymosin β4 is an endogenous iron chelator and molecular switchblade molecule

Goldstein AL, Hannappel E, Sosne G, Kleinman HK. — Annals of the New York Academy of Sciences, 2012

Comprehensive review of thymosin beta-4 biology including iron chelation, actin sequestration, and regenerative properties.

Thymosin beta4 activates integrin-linked kinase and promotes cardiac cell migration, survival and cardiac repair

Bock-Marquette I, Saxena A, White MD, et al. — Nature, 2004

Landmark study demonstrating TB-4's role in cardiac repair via ILK activation and Akt signaling in mouse models.

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Research use only. All products are sold strictly for in-vitro research purposes only. Not for human consumption. Information provided references published research literature. No medical claims are made or implied.