Immunogen: Synthetic peptide C-ERSNLPTDASTTA from an internal region of human PREX1 (NP_065871.2). Percent identity by BLAST analysis: Human, Gorilla, Monkey, Marmoset, Panda, Bovine, Dog, Bat (100%); Rat, Hamster, Elephant, Horse, Opossum (92%); Mouse, Turkey, Chicken, Lizard (85%).