Immunogen: Synthetic 13 amino acid peptide from C-terminus of human FZD4 / Frizzled 4. Percent identity with other species by BLAST analysis: Human, Gibbon, Monkey, Marmoset, Mouse, Rat, Hamster, Elephant, Panda, Dog, Bovine, Bat, Horse, Rabbit, Pig, Opossum, Turkey, Chicken, Platypus (100%); Lizard, Xenopus (92%).