Cellular Vacuoles Induced by Mycoplasma pneumoniae CARDS Toxin Originate from Rab9-Associated Compartments
2011
How Mycoplasma pneumoniae CARDS Toxin Affects Cells
publication
Evidence: moderate
Author Information
Author(s): Johnson Coreen, Kannan T. R., Baseman Joel B.
Primary Institution: The University of Texas Health Science Center at San Antonio
Hypothesis
The study investigates the mechanism by which Mycoplasma pneumoniae CARDS toxin induces vacuole formation in host cells.
Conclusion
The study reveals that CARDS toxin-induced vacuoles originate from late endosomal compartments and are associated with the Rab9 GTPase.
Supporting Evidence
- rCARDS toxin induces vacuolation in multiple mammalian cell lines.
- Vacuoles formed are acidic and derive from the endocytic pathway.
- Rab9 GTPase is specifically associated with rCARDS toxin-induced vacuoles.
Takeaway
When a certain toxin from Mycoplasma pneumoniae gets into cells, it makes them form bubbles called vacuoles, which can harm the cells.
Methodology
The study used various mammalian cell lines to analyze the formation and properties of vacuoles induced by recombinant CARDS toxin.
Digital Object Identifier (DOI)
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