Immunogen: A peptide sequence corresponding to acids amino acids 306-318 (LQNLQPWSDDSTK) of human HOX11was used as the immunogen, GenBank no CAA08834.1. Percent identity by BLAST analysis: Human, Gorilla, Gibbon, Monkey, Marmoset, Mouse, Rat, Hamster, Elephant, Panda, Bovine, Dog, Bat, Horse, Rabbit, Turkey, Chicken (100%); Opossum, Platypus, Xenopus (85%).