Recombinant Human Phosphatidylinositol 3-Kinase Regulatory Subunit alpha (PIK3R1), transfected HEK293 cell culture supernatant

Recombinant human phosphatidylinositol 3-kinase regulatory subunit alpha (PIK3R1) overexpression cell culture supernatant, secreted from the serum-free medium of transfected HEK293 cells. Purchase will also include one vial of normal control, the culture supernatant of HEK293 cell transfected with empty expression vector.