Immunogen: Synthetic peptides made to residues 278-292 RNQLEKYISERTIQD and the C-terminus sequence NDLKGLLKEIANKIK of the human trp-p8 protein. Percent identity by BLAST analysis: Human, Gorilla, Baboon, Monkey, Marmoset, Panda, Bovine, Bat, Dog, Rabbit, Pig, Armadillo (100%); Gibbon, Mouse, Rat, Hamster, Elephant, Horse, Opossum, Platypus (93%); Galago, Guinea pig (80%).