Recombinant Human Signal transducing adapter molecule 1/STAM, transfected HEK293 cell culture supernatant

Recombinant human Signal transducing adapter molecule 1/STAM overexpression cell culture supernatant, secreted from the serum-free medium of transfected HEK293 cells (200 µl). Purchase will also include one vial of normal control, the culture supernatant of HEK293 cell transfected with empty expression vector.