Immunogen: Synthetic peptide C-NKVKRGHYGVQRTE from an internal region of human IGFBP7 (NP_001544.1 ). Percent identity by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Marmoset, Sheep, Elephant, Bovine, Horse (100%); Dog, Rabbit, Pig, Opossum (93%); Mouse, Rat (86%).