The Pan-Keratin (Type I) (E6S1S) Rabbit mAb (BSA and Azide Free) Antibody from Cell Signaling Technology is a Rabbit Monoclonal antibody to Keratin 10, Keratin 14, Keratin 15, Keratin 16, Keratin 17, Keratin 18, Keratin 19, KRT10, KRT14, KRT16, KRT17, KRT18, and Krt19. This antibody recognizes Homo Sapiens, Human, Mouse, and Rat antigen. The Pan-Keratin (Type I) (E6S1S) Rabbit mAb (BSA and Azide Free) Antibody has been validated for the following applications: Immunohistochemistry, Immunohistochemistry - fixed, and Western Blot.