Immunogen: Synthetic peptide located between aa215-264 of human PAX8 (Q06710-4, NP_039247). Percent identity by BLAST analysis: Human, Gorilla, Orangutan, Gibbon, Monkey, Galago, Mouse, Rat, Elephant, Dog, Rabbit, Guinea pig, Platypus (100%); Marmoset, Bat (92%); Opossum (85%).