Goat anti-Corynebacterium diphtheriae Diphtheria Toxin (native) polyclonal antibody for ICC, IF, IHC-Fr. Corynebacterium diphtheriae is a gram-positive, nonmotile bacteria found in soil and animal feces. C. diphteriae infect the epithelial cells of the upper respiratory tract from where they produce and secrete a potent toxin. This toxin is absorbed and diss