TB-500 is the common research-market name for Thymosin Beta-4 (Tb4), a 43-amino-acid peptide, available as a lyophilized powder for laboratory research.
TB-500 is Thymosin Beta-4 (Tß4), a 43-amino acid protein found in most mammalian cells. Contains the LKKTET actin-binding motif (amino acids 17-22 in parent sequence).
Thymosin beta-4 is a major actin-sequestering protein with highly conserved sequence across species. Provided as lyophilized powder, soluble in sterile water or reconstitution solution. Store at -20°C protected from light.
Disclaimer: For laboratory and research purposes only. Not intended for human consumption.