Immunogen: Synthetic 16 amino acid peptide from internal region of human ADAMTS5. Percent identity with other species by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Marmoset (100%); Rat, Dog, Bat, Bovine, Hamster, Elephant, Panda, Rabbit, Pig (94%); Mouse, Horse, Turkey, Lizard, Xenopus (88%).