Immunogen: A portion of the NF-kB p65 nuclear localization signal (amino acids DTDDRHRIEEKRKRKT) was used as the immunogen. Percent identity by BLAST analysis: Human, Chimpanzee, Gorilla, Orangutan, Gibbon, Monkey, Marmoset, Mouse, Rat, Hamster, Elephant, Panda, Bovine, Dog, Bat, Horse, Pig, Opossum (88%).