actin

TB-500 and Thymosin Beta-4: Identity, Actin Binding and the State of the Literature

TB-500 is the seven-residue actin-binding fragment of thymosin beta-4, and the name is used elsewhere for three other molecules. How the certificate identifies the one in the vial, what G-actin sequestration means at the molecular level, and which parts of the literature carry retractions.