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[Mechanisms of pathogenicity and adhesion in Pasteurella haemolytica]
M L Jaramillo1, E Zenteno, F J Trigo
1CENID Microbiología, INIFAP, Cuajimalpa, D. F.
Abstract:
Pasteurella haemolytica is one of the bacteria most commonly isolated from pneumonic cases in ruminants. Some of the mechanisms and factors involved in the pathogenesis of the disease are partially documented; and the early stages of bacterial colonization have not been totally clarified. Therefore a review is presented in this paper, particularly related with the mechanisms of bacterial pathogenicity responsible of pulmonary damage to ruminants, as well as a detailed analysis of the adherence process.
Insights
Pasteurella haemolytica causes pneumonia in ruminants, but early colonization and pathogenicity mechanisms remain unclear. This review details bacterial factors and adherence processes contributing to lung damage in these animals.
Area of Science:
- Veterinary Microbiology
- Ruminant Pathology
Context:
- Pasteurella haemolytica is frequently identified in ovine and bovine pneumonia cases.
- Understanding early bacterial colonization is crucial for disease control.
Purpose:
- To review bacterial pathogenicity mechanisms in ruminant pneumonia.
- To analyze the adherence process of Pasteurella haemolytica.
Summary:
- This review focuses on Pasteurella haemolytica, a key pathogen in ruminant pneumonia.
- It examines virulence factors and the bacterial adherence process critical for initiating lung infections.
- The early stages of colonization and their role in pulmonary damage are discussed.
Impact:
- Provides insights into Pasteurella haemolytica pathogenesis.
- Aids in developing targeted strategies for preventing and treating ruminant pneumonia.
- Enhances understanding of host-pathogen interactions in respiratory diseases.