Immunogen: Synthetic peptide located between aa179-228 of human TGFB1I1 (B2R8D5, NP_057011). Percent identity by BLAST analysis: Human, Chimpanzee, Gorilla, Gibbon, Monkey, Galago, Marmoset, Mouse, Rat, Elephant, Bovine, Rabbit, Horse, Guinea pig (100%); Panda, Dog, Bat, Opossum (92%); Goat (85%).