Rickettsia, a genus of Gram-negative bacteria transmitted by arthropods, is responsible for diseases like Rocky Mountain spotted fever. It causes symptoms such as high fever, rash, and severe headache. Laboratory diagnosis involves serology and isolation from experimental animals. Learn more about R

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Zoonoses can be categorized based on etiological agents, transmission cycles, and reservoir hosts. Etiological agents include bacteria, viruses, rickettsia, fungi, and parasites. Transmission cycles vary between direct zoonoses, cyclozoonoses, and metazoonoses. Understanding these classifications is

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Respiratory tract infections are commonly caused by viruses, bacteria, rickettsia, and fungi, leading to various health issues. These infections can be transmitted through droplets, droplet nuclei, and dust, emphasizing the importance of maintaining respiratory health through specific and non-specif

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This lecture covers the identification, chemical tests, differentiation, symptoms, diagnosis, and treatment of Rickettsiae, Chlamydiae, and Mycoplasma. It explores the similarities and differences between Rickettsiae and Chlamydiae, as well as their characteristics, growth requirements, and examples

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This presentation explores the molecular investigation of zoonotic pathogens such as Coxiella burnetii, Bartonella, Rickettsia, Ehrlichia, Brucella, and Borrelia in rodents of Iran. It discusses the background of zoonotic disease pathogens, disease reservoirs, characteristics of Coxiella burnetii, v

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