A Christmas Story. A Christmas Story is a 1983 American Metrocolor Christmas comedy film directed by Bob Clark, and based on Jean Shepherd's semi-fictional anecdotes in his 1966 book In God We Trust: All Others Pay Cash, with some elements from his 1971 book Wanda Hickey's Night of Golden Memories.
Bordetella is a genus of small (0.2 â 0.7 Âµm), Gram-negative coccobacilli of the phylum Proteobacteria. Bordetella species, with the exception of B. petrii, are obligate aerobes, as well as highly fastidious, or difficult to culture. All species can infect humans. The first three species to be described (B. pertussis, B. parapertussis, B. bronchiseptica,); are sometimes referred to as the 'classical species'.
Bordetella pertussis. Bordetella pertussis (B. Pertussis) is a small, coccobacillus. Coccobacillus are rod-shaped bacteria. Cocco comes from cocci meaning spherical shaped and bacillus comes from bacilli meaning elongated.. pertussis colonize the cilia of the mammalian respiratory epithelium. The epithelium is a tissue composed of a layer of cells. The main purpose of the respiratory epithelium is to moisten and protect the airways.