Immunogen: Synthetic 13 amino acid peptide from N-terminal extracellular domain of human FZD1 / Frizzled 1. Percent identity with other species by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Marmoset, Panda, Dog, Bat, Bovine (100%); Baboon, Elephant, Horse, Rabbit, Armadillo (92%); Mouse, Rat, Hamster, Opossum (85%).