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
Systemic Bacteriology
Vibrio 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 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
Corynebacterium And Bacillus Multiple Choice Question And Answers
Question 1. A child with bull neck and membrane over tonsil. What is mechanism of the toxin responsible for this condition? Increased cAMP Inhibits GABA neurons Inhibits Elongation Factor-2 Answer. (3) (Inhibits Elongation Factor-2) A child with bull neck and membrane over tonsil….suggestive of diphtheria Diphtheria toxin inhibits Elongation factor-2, … [Read more...] about Corynebacterium And Bacillus Multiple Choice Question And Answers
Rickettsia Multiple Choice Question & Answers
1. Drug of choice for scrub typhus is? Erythromycin Metronidazole Sulfonamides Doxycycline Rickettsia Answer. (4) (Doxycycline). Read And Learn More: Micro Biology And Immunology Multiple Choice Question And Answers 2. Doughnut granuloma: RMSF fever Lyme disease Ehrlichiosis Answer. (2) (fever) Explanation: fever, though uncommon, … [Read more...] about Rickettsia Multiple Choice Question & Answers