MyBioSource.com's PERK (Phospho-Thr981) Rabbit pAb is a Rabbit Polyclonal antibody. This antibody has been shown to work in applications such as: Immunohistochemistry. The PERK (Phospho-Thr981) Rabbit pAb Antibody was generated using EIF2AK3 as the antigen and it reacts with Human, Mouse, and Rat.