Pathogenic Vibrio
Pathogenic Vibrio - Related Videos
09:34
Development of a More Sensitive and Specific Chromogenic Agar Medium for the Detection of Vibrio parahaemolyticus and Other Vibrio Species
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Cited by 16 •
2016
Detection and isolation of clinically relevant Vibrio species require selective and differential culture media. This study evaluated the ability of a new chromogenic medium to detect and identify V. parahaemolyticus and other related species. The new medium was found to have better sensitivity and specificity than the conventional medium.
06:44
Vibrio cholerae: Model Organism to Study Bacterial Pathogenesis - Interview
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Cited by 1 •
2007
02:24
A New Chromogenic Medium for Rapid Detection of Vibrio Species
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2025
Source: Yeung, M., et al. Development of a More Sensitive and Specific Chromogenic Agar Medium for the Detection of Vibrio parahaemolyticus and Other Vibrio Species. J. Vis. Exp. (2016)This video demonstrates a culture-based method for identifying Vibrio species, highlighting chromogenic agar as a more accurate alternative to the commonly used thiosulfate-citrate-bile salts-sucrose or TCBS agar. Chromogenic agar provides superior differentiation of Vibrio strains by detecting species-specific...
02:48
Culturing the Rapidly Growing Bacterium Vibrio natriegens
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2025
Source: Wiegand, D. J., Lee, et al., Cell-free Protein Expression Using the Rapidly Growing Bacterium Vibrio natriegens. J. Vis. Exp. (2019)This video demonstrates the cultivation and harvesting of Vibrio natriegens, a fast-growing bacterium, under aerated conditions to prepare bacterial pellets for crude extract generation.
02:27
Voges-Proskauer Assay for Differentiating Biotypes of Vibrio cholerae
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2025
Source: Brumfield, K. D., et al., Laboratory Techniques Used to Maintain and Differentiate Biotypes of Vibrio cholerae Clinical and Environmental Isolates. J. Vis. Exp. (2017).This video demonstrates the Voges-Proskauer (VP) test to differentiate among three biotypes of Vibrio cholerae: classical, wild-type El Tor, and El Tor variant. Each culture is inoculated into a glucose-containing medium, incubated, and treated with α-naphthol and potassium hydroxide to detect the presence of acetoin. A...
FAQs
These environmental conditions influence the abundance and distribution of pathogenic Vibrio across marine, estuarine, and other aquatic settings. Temperature, salinity, nutrient availability, and organic matter can each affect where these bacteria occur and how their presence changes over time. Tracking these variables helps explain differences in environmental exposure and supports assessment of potential infection risks.
Toxins, adhesins, and secretion systems contribute to disease by supporting different stages of infection. Adhesins help with colonization, while toxins and secretion systems are associated with tissue damage and harmful interactions with the host. Considering these factors helps connect environmental detection with the potential health effects that may follow ingestion or wound exposure.
Ingestion creates a risk when contaminated water or seafood provides an exposure pathway, whereas wound exposure can occur when an injury contacts affected aquatic environments. These routes connect environmental occurrence with human infection risk in different settings. Recognizing both pathways broadens surveillance beyond water quality alone and supports more targeted public health and seafood safety decisions.
Monitoring begins with collecting water and seafood samples from relevant aquatic environments. The samples can then be examined using culture-based detection and molecular assays to identify or track pathogenic Vibrio. Repeated sampling and interpretation of the results in relation to environmental conditions help evaluate distribution, exposure risks, seafood safety, and changes relevant to public health.
Culture-based detection and molecular assays provide complementary approaches for environmental surveillance. Culture methods examine sampled material through bacterial detection, while molecular assays provide another way to identify or track pathogenic Vibrio. Using these approaches with water and seafood sampling strengthens monitoring and supports evaluation of environmental occurrence, although the overview does not specify their individual performance characteristics.
Surveillance is useful when authorities need information to support public health decisions, seafood safety, or aquaculture management. Results from water and seafood sampling can help identify the presence and distribution of pathogenic Vibrio, while environmental measurements provide context for interpreting risk. This information supports decisions about aquatic resources and potential exposure pathways.
Changing environmental conditions may alter the abundance and distribution of pathogenic Vibrio, which can influence opportunities for transmission. Monitoring temperature, salinity, nutrient availability, and organic matter alongside bacterial detection helps evaluate these shifts. In aquaculture, this evidence supports management decisions and assessment of how environmental change could affect animal, human, and ecosystem health.