Leading Biology's PI 3 Kinase catalytic subunit alpha (PIK3CA) Mouse Monoclonal Antibody [Clone ID: LBI6D1] is a Mouse monoclonal antibody. The PI 3 Kinase catalytic subunit alpha (PIK3CA) Mouse Monoclonal Antibody [Clone ID: LBI6D1] was generated using PIK3CA as the antigen. It reacts with Human, Mouse, and Rat. This antibody has been shown to work in applications such as: Immunohistochemistry.