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Author Spotlight: Development of an Enhanced Protocol for Rapid and Accurate Isolation of Campylobacter from Food Products
Published on: February 23, 2024
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Waterborne transmission ofCampylobacter enteritis.
D N Taylor1, M Brown, K T McDermott
1Enteric Diseases Branch, Division of Bacterial Diseases, Center for Infectious Diseases, Centers for Disease Control, 30333, Atlanta, Georgia, USA.
Microbial Ecology
|November 15, 2013
Summary
Campylobacter jejuni, a common cause of diarrhea, can be traced from animals to humans. Improved environmental sampling techniques now allow for the detection of this pathogen in water sources, aiding in understanding disease transmission.
Area of Science:
- Microbiology
- Environmental Health
- Epidemiology
Background:
- Campylobacter jejuni is a significant global cause of diarrheal illness.
- A large animal reservoir, including domestic animals, contributes to C. jejuni transmission.
- Previous limitations in environmental sampling and strain differentiation hindered tracing transmission pathways.
Purpose of the Study:
- To investigate the feasibility of environmental sampling for Campylobacter jejuni.
- To explore the role of waterborne transmission in C. jejuni-related illnesses.
- To improve understanding of Campylobacter jejuni transmission dynamics from animals to humans.
Main Methods:
- Environmental sampling of surface water and animal populations in wilderness and community settings.
- Isolation and serotyping of Campylobacter jejuni from environmental and human samples.
- Epidemiological investigation of water-related disease outbreaks.
Main Results:
- Campylobacter jejuni was identified as a cause of sporadic diarrheal disease in hikers, linked to untreated surface water consumption.
- Environmental isolates of C. jejuni, including from mountain streams and animals, were found to be serotypically identical to human strains.
- A community outbreak of Campylobacter enteritis was epidemiologically associated with the public water system, with C. jejuni isolated from water sources.
Conclusions:
- Recent advancements enable the environmental isolation of Campylobacter jejuni.
- Waterborne transmission is a significant route for Campylobacter jejuni in both wilderness and community settings.
- Improved detection methods enhance the ability to understand and track C. jejuni disease transmission.
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