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TB-500 – 10mg

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TB-500 is a synthetic 17-amino acid sequence representing the active fragment of Thymosin Beta-4, structured for actin sequestration and tissue research models.

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What research shows

Synthetic active fragment of Thymosin Beta-4 engineered for high-throughput signaling assays.

Actin polymerization tracking and cellular migration marker coverage in preclinical literature.

Lot-level third-party mass spectrometry verification confirming exact net peptide content.

Co-lyophilized formulation engineered for rapid, stable analytical reconstitution.

TB-500 is a synthetic peptide sequence corresponding to the active 17-amino acid region of the naturally occurring 43-amino acid protein Thymosin Beta-4. Within tissue and recovery research, the peptide is evaluated for its capacity to bind G-actin, regulate actin filament organization, and influence cell migration phenotypes in cellular models. Preclinical literature focuses on its presence in dermal signaling, endothelial cell dynamics, and extracellular matrix remodeling tracking.

*ALL ARTICLES AND PRODUCT INFORMATION PROVIDED ON THIS WEBSITE ARE FOR INFORMATIONAL AND EDUCATIONAL PURPOSES ONLY. NÜME Labs supplies compounds intended for laboratory research and development purposes. Products are not promoted for consumer, medical, or veterinary use. These products are not drugs, food additives, or dietary supplements and have not been evaluated or approved by the FDA to diagnose, treat, cure, or prevent any disease or medical condition. Any form of bodily introduction is strictly prohibited by law.

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Frequently asked questions

What are research peptides?

Peptides are short chains of amino acids that act as signaling molecules in biological systems. Research peptides are materials produced and sold for laboratory research use only. They are not drugs, supplements, or cosmetics, and they are not intended for administration to humans or animals.

NÜME Labs peptides are synthesized via solid-phase methods, purified using preparatory chromatography, and then lyophilized into a stable powder form. Each batch is documented with its own lot record.

Yes. Every compound lot undergoes independent evaluation using HPLC and mass spectrometry to verify purity and identity metrics.

The COA states the lot number, the compound identity, the purity figure, and the method used to obtain each result. Our testing page explains this in more detail.

Orders are dispatched from domestic facilities via secure couriers using temperature-stable packaging to protect chemical integrity during transit.

Because custody transfer compromises material control and purity verification, compounds cannot be accepted for return once distributed.

Lyophilized lots must be kept in frozen storage below negative twenty degrees Celsius and reconstituted using sterile diluents prior to testing.

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