Gram-Negative Bacilli: Classification and Pathogenicity
Summary :Medically important gram-negative bacilli: Enterobacteriaceae (E. coli, Salmonella), respiratory organisms (Haemophilus, Legionella, Bordetella), zoonotic pathogens (Brucella, Yersinia, Pasteurella). Covers morphology, cultural characteristics, biochemical reactions, antigenic structure, pathogenicity, lab diagnosis.