Wolbachia Detection
Wolbachia Detection - Related Videos
09:23
Maintaining Aedes aegypti Mosquitoes Infected with Wolbachia
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Cited by 46 •
2017
Aedes aegypti mosquitoes infected with Wolbachia are being released into natural populations to suppress the transmission of arboviruses. We describe methods to rear Ae. aegypti with Wolbachia infections in the laboratory for experiments and field release, taking precautions to minimize laboratory adaptation and selection.
08:08
Detecting Wolbachia Strain wAlbB in Aedes albopictus Cell Lines
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2022
Four methods were used to detect intracellular Wolbachia, which complemented each other and improved the detection accuracy of Wolbachia infection of Aedes albopictus-derived Aa23 and Aa23-T cured of native Wolbachia infection using antibiotics.
13:33
Maintaining Wolbachia in Cell-free Medium
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Cited by 6 •
2007
This video describes a method for purifying Wolbachia pipientis from an Anopheles gambiae cell line and then culturing the endosymbiont in cell-free medium. An assay for viability of the bacterium is demonstrated.
09:46
Wolbachia Bacterial Infection in Drosophila
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Cited by 4 •
2007
06:09
Generation of Monoclonal Cultures from Wolbachia-infected Drosophila melanogaster JW18 Cell Line
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2025
Cell lines are useful in studies on intracellular organisms that cannot be cultured outside their host cells. Although Wolbachia-infected lines have enabled many discoveries, the heterogeneity within these lines can lead to variable experimental outcomes. We present a protocol for generating single-cell clones and continuous cultures from Wolbachia-infected JW18 cells.
FAQs
Specific PCR detection depends on amplifying DNA sequences selected to distinguish Wolbachia from other biological material. The resulting signal indicates that Wolbachia-specific genetic material is present in the tested sample, but it does not by itself show where the bacteria are located or identify their strain. Those questions require complementary methods.
Quantitative PCR adds an estimate of bacterial load to a positive detection result. By measuring amplification quantitatively, researchers can compare the amount of Wolbachia DNA among biological samples or experimental groups. This is useful for assessing differences in colonization, although the measurement addresses DNA abundance rather than tissue localization or strain identity.
Microscopy and sequencing answer different questions from amplification alone. Microscopy can provide evidence about localization within tissues or cells, while sequencing can contribute information about strain identity. Using either as complementary evidence helps distinguish a simple detection result from a broader interpretation of where Wolbachia occurs or which Wolbachia strain is present.
A basic detection workflow begins with a biological sample, applies PCR to Wolbachia-specific DNA targets, and interprets amplification as evidence relevant to Wolbachia presence. Quantitative PCR can be incorporated when bacterial load is needed. Microscopy or sequencing may then extend the analysis by examining localization or strain identity, respectively.
In immunology and infection research, comparing detection across host samples can reveal patterns of colonization and tissue distribution. Linking those patterns with measured immune responses helps investigators examine associations between Wolbachia and host immunity. The methods therefore provide a way to connect an endosymbiont’s presence with infection-related biological variation without treating detection alone as proof of causation.
Researchers apply Wolbachia detection to vector-borne disease control studies, endosymbiont biology, and treatments directed against Wolbachia in filarial infections. In these settings, comparative measurements can indicate whether the organism is present, how bacterial levels differ, and whether its distribution is relevant to the study’s intervention or infection question.