Mycobacterium Bovis
Mycobacterium Bovis - Related Videos
04:06
Preparation and Quantification of Mycobacterium bovis BCG lux Inoculum for Infection
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2025
This video demonstrates the preparation and quantification of Mycobacterium bovis Bacillus Calmette-Guérin lux inoculum using bioluminescence assay and the enumeration of colony-forming units. The prepared inoculum can be used for infection studies.
03:12
An Avidin-Biotin Conjugation Technique for Presenting Target Antigens on Mycobacterium bovis BCG
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2025
The video demonstrates a technique for loading antigens on Mycobacterium bovis BCG to improve its immunogenic properties. The method uses the avidin-biotin system to coat the bacterial surface with exogenous antigens.
10:11
Expression of Exogenous Antigens in the Mycobacterium bovis BCG Vaccine via Non-genetic Surface Decoration with the Avidin-biotin System
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2018
A novel technique for rapid antigen display on a bacterial surface is presented, which involves surface biotinylation followed by exposure to proteins of interest in fusion with monomeric avidin. Loading BCG with selected antigens successfully improves its immunogenicity, suggesting that surface decoration can replace traditional genetic approaches.
09:03
Growth of Mycobacterium tuberculosis Biofilms
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Cited by 79 •
2012
Mycobacterium tuberculosis forms drug tolerant biofilms when cultured in certain conditions. Here we describe methods for culturing M. tuberculosis biofilms and determining the frequency of drug tolerant persisters. These protocols will be useful for further studies into the mechanisms of drug tolerance in M. tuberculosis.
07:14
A CFSE-based Assay to Study the Migration of Murine Skin Dendritic Cells into Draining Lymph Nodes During Infection with Mycobacterium bovis Bacille Calmette-Guérin
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Cited by 10 •
2016
An assay in mice to track cell migration from skin to draining lymph node is described which enables the characterization of skin Dendritic cells mobilized to the lymph node after footpad infection with Bacille Calmette-Guérin.
FAQs
After entering the host, Mycobacterium bovis can survive within macrophages, the immune cells that normally engulf microbes. This intracellular persistence is important because it links bacterial survival with host defense and helps explain why infection is studied as a problem involving both pathogen behavior and immune response. It also provides context for investigating tuberculosis persistence.
Mycobacterium bovis can stimulate granuloma formation, producing a recognizable tissue-level outcome of the host immune response. Granulomas are therefore useful when examining how infection interacts with immune organization in affected tissues. Their presence connects cellular responses, bacterial persistence, and the broader study of tuberculosis-related disease processes in animal and human hosts.
The two major exposure routes described for Mycobacterium bovis are inhalation of infectious aerosols and consumption of contaminated, unpasteurized dairy products. This combination means control must address both respiratory exposure and food safety. Studying the routes helps connect infection biology with practical measures aimed at reducing transmission among cattle, humans, and other susceptible mammals.
Mycobacterium bovis primarily affects cattle but can also infect humans and other mammals, giving it significance beyond livestock disease. This host range makes it a model for examining transmission between animals and people, while also supporting public health planning. Its zoonotic relevance links veterinary surveillance, food safety, and human tuberculosis control within one research context.
Livestock surveillance provides a population-level approach to addressing Mycobacterium bovis in its primary animal host, cattle. Within the broader control strategy, it complements food-safety measures and diagnostic approaches by focusing attention on disease in livestock. This is especially relevant because infection in cattle can have implications for animal health, zoonotic exposure, and public health.
Contaminated, unpasteurized dairy products are identified as one route by which Mycobacterium bovis can reach humans. Consequently, pasteurization and related food-safety measures are important components of prevention. Their relevance comes from addressing exposure through consumption, which differs from aerosol transmission and requires a separate public health focus within tuberculosis control.
Diagnostic strategies support efforts to recognize and investigate infection, while vaccine research addresses prevention and tuberculosis control. Mycobacterium bovis is also relevant to the development or evaluation of Bacille Calmette-Guérin, or BCG. Considering diagnostics and vaccination together allows researchers to study both detection of infection and approaches intended to reduce its impact.