Immunogen: Synthetic 18 amino acid peptide from 1st extracellular domain of human CRF1. Percent identity with other species by BLAST analysis: Human, Gorilla, Monkey, Sheep, Hamster, Dog, Bovine, Horse, Pig, Opossum (100%); Elephant, Panda, Bat (94%); Marmoset, Mouse, Rat, Seabass, Stickleback, Pufferfish (89%); Turkey, Chicken, Lizard, Zebrafish (83%).