Immunogen: Synthetic 15 amino acid peptide from internal region of human TXLNB. Percent identity with other species by BLAST analysis: Human, Chimpanzee, Gorilla, Orangutan, Gibbon, Monkey, Galago, Marmoset, Mouse, Rat, Hamster, Elephant, Panda, Dog, Bovine, Horse, Guinea pig (100%); Bat, Rabbit, Pig, Opossum, Turkey, Zebra finch, Chicken, Platypus, Lizard (93%).