This PAI-1 is produced in E. coli and purified gently to provide an active fraction. Each product is greater than 99% pure and greater than 98% active. OBR offers active wild type PAI-1 from a variety of species.

PI01 PAI-1 (Human), Active Wild Type
PI16 PAI-1 (Mouse), Active Wild Type
PI19 PAI-1 (Rat), Active Wild Type
PI22 PAI-1 (Porcine), Active Wild Type
PI23 PAI-1 (Rabbit), Active Wild Type