I-TB500 yi-peptide enamacala amaninzi eveliswa ngokwenziwa elebhu. Inesakhiwo esifanayo kunye nomsebenzi kunye ne-Thymosin Beta 4 eveliswa yi-thymus gland emzimbeni. I-TB500 kunye ne-Thymosin Beta 4 zombini zenziwe ngama-amino acid angama-43 ngokulandelelana okufanayo kwaye zineziphumo ezifanayo ekunyangeni nasekuchacheni. Ngamafutshane, i-TB500 yinguqulelo eyenziweyo ye-Thymosin Beta 4. Ngoko ke, sisebenzisa amagama omabini ngokutshintshanayo njengoko zonke iziphumo ziyafana.