Immunogen: Synthetic peptide C-QGKDESKVEDDPK from an internal region of human GBX2 (NP_001476.2). Percent identity by BLAST analysis: Human, Chimpanzee, Gorilla, Orangutan, Gibbon, Monkey, Marmoset, Mouse, Rat, Hamster, Elephant, Panda, Bovine, Dog, Bat, Horse, Pig (100%); Rabbit (92%).