Systemic Bacteriology

Miscellaneous Bacteria Miscellaneous Gram-Positive Bacteria Listeria Monocytogenes Listeria monocytogenes is a food-borne zoonotic pathogen that can cause serious human infections, particularly in neonates, pregnant women, and elderly people. Pathogenicity It can grow in refrigerated food and can tolerate preserving agents. Mode of transmission: Contaminated food … [Read more...] about Miscellaneous Bacteria Notes

Vibrio Read And Learn More: Micro Biology And Immunology Notes Classification (Gardner And Venkatraman) Based on Salt Requirement Nonhalophilic vibrios: They cannot grow at higher salt concentrations. Examples, V. cholerae and V. mimicus Halophilic vibrios: Salt is their absolute requirement. They cannot grow in the absence of salt. They can tolerate and … [Read more...] about Vibrio Notes

Neisseria And Moraxella Gram-negative cocci include Neisseria, Moraxella catarrhalis and Veillonella Neisseriae are catalase and oxidase positive, non-motile, aerobic gram-negative diplococci: Two species are pathogenic to humans: N.meningitidis and N.gonorrhoeae Others are commensals of intestine, genital tract or oral cavity. Read And Learn More: Micro Biology … [Read more...] about Neisseria and Moraxella Notes