Rabbit Anti-Klebsiella Polyclonal antibody for IHC-Fr, WB, ELISA, ICC, IF. Klebsiella is a genus of non-motile, Gram-negative, Oxidase-negative bacteria with a prominent polysaccharide-based capsule. Frequent human pathogens, Klebsiella organisms can lead to a wide range of disease states, notably pneumonia, urinary tract infect