Research Catalog
High-purity, structurally verified peptide sequences for advanced laboratory and pre-clinical applications.

TB-500 (Thymosin Beta-4 Fragment) is a synthetic 43-amino acid peptide representing the active region of the naturally occurring Thymosin Beta-4 protein. With the molecular formula C₂₁₂H₃₅₀N₅₆O₇₈S and...
Lab Verified
Clinical Grade
PMID Cited
Published preclinical research has characterized the following molecular pathways and receptor interactions for TB500.
TB-500 binds to monomeric G-actin, regulating actin polymerization and cytoskeletal dynamics in cell culture models (PMID: 15283699).
Published studies demonstrate effects on cell motility through interactions with integrin receptors and focal adhesion dynamics (PMID: 19189658).
Malinda et al. (2004) examined the actin-binding properties of thymosin beta-4 and its effects on keratinocyte migration in vitro (PMID: 15283699).
Sosne et al. (2009) investigated TB-4 fragment's effects on corneal epithelial cell migration and integrin expression in cell culture models (PMID: 19189658).
RESEARCH USE ONLY: This compound is intended exclusively for in vitro laboratory research. Not for human or veterinary use. Not intended to diagnose, treat, cure, or prevent any disease. Not evaluated by the FDA. Must be 21+ to purchase.
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For in vitro research use only. Not for human consumption.