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Published on: October 27, 2013
Improved Blastocystis spp. detection method using swabs with Amies transport medium and charcoal
Adam Kaczmarek1, Elżbieta Gołąb2, Rusłan Sałamatin1,3
1Faculty of Medical Science. Collegium Medicum, Cardinal Stefan Wyszyński University in Warsaw, Poland.
Abstract:
Blastocystis is one of the most frequently detected protozoa in the human large intestine. One of the most effective and cheap methods for detecting Blastocystis in faeces is culture on a special medium in anaerobic conditions. Sampling faeces using traditional containers and their transport to the laboratory has certain limitations: a sample taken in this way should reach the laboratory relatively quickly, moreover, some patients are uncomfortable during sampling and protection of material in this way. We propose utilizing a swab for sampling and transportation of the faeces samples to be examined for Blastocystis instead of using traditional containers. We believe this is an excellent method allowing the material to be transported over longer distances without additional, and sometimes expensive, safety measures, and at the same time permitting the possibility of obtaining living cells after a relatively long period of storage.
Insights
A novel swab method simplifies collecting and transporting fecal samples for detecting Blastocystis, a common human intestinal protozoan. This approach enhances sample viability for laboratory analysis, even after extended storage.
Area of Science:
- Medical Parasitology
- Microbiology
- Gastroenterology
Background:
- Blastocystis is a prevalent protozoan parasite found in the human large intestine.
- Traditional fecal sample collection for Blastocystis culture has limitations including rapid transport needs and patient discomfort.
Purpose of the Study:
- To introduce and evaluate a novel swab-based method for sampling and transporting fecal specimens for Blastocystis detection.
- To overcome the limitations associated with conventional fecal collection methods.
Main Methods:
- Utilizing a specialized swab for collecting fecal samples instead of traditional containers.
- Transporting samples under ambient conditions, allowing for extended storage periods.
- Culturing Blastocystis from transported samples under anaerobic conditions.
Main Results:
- The swab method facilitates sample transport over longer distances without requiring specialized, costly safety measures.
- Viable Blastocystis cells can be obtained after relatively long storage periods using the swab method.
- This method addresses the need for rapid laboratory delivery inherent in traditional collection techniques.
Conclusions:
- The proposed swab method offers a practical, cost-effective, and efficient alternative for fecal sampling and transportation in Blastocystis diagnostics.
- This innovation improves the accessibility and reliability of Blastocystis detection, particularly in resource-limited settings or for remote sample collection.
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