The Casein Kinase Ialpha (Phospho-Tyr321) Polyclonal Antibody from MyBioSource.com is a Rabbit Polyclonal antibody to CK1A, CK1alpha, and CSNK1A1. This antibody recognizes Human, Mouse, and Rat antigen. The Casein Kinase Ialpha (Phospho-Tyr321) Polyclonal Antibody has been validated for the following applications: ELISA, Immunohistochemistry, and Western Blot.