Publications by authors named "Maria A Quinones-Pena"

Article Synopsis
  • Overuse of antimicrobials has led to the rise of multidrug-resistant bacteria, complicating the treatment of infections like urinary tract infections (UTIs).
  • Autologous bacterial lysates show promise as an alternative treatment for UTIs, but producing individual immunogens can be costly.
  • A study on a polyvalent bacterial lysate containing 10 serotypes demonstrated safety in cell cultures and animals, while effectively stimulating the immune response, suggesting it could help manage chronic UTIs and reduce antimicrobial usage.
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This study reports the effects of exposing cells of the prototypical enteropathogenic Escherichia coli (EPEC) strain E2348/69 to static magnetic fields (SMF) of varying intensities to observe their capacity to autoaggregate and the effect on cell adherence. The results showed that bacteria exposure over the course of 5 min to an intensity of 53 mT reduced autoaggregation by 28%. However, with intensities of up to 100 mT with the same exposure time, bacteria autoaggregation was reduced by approximately 50%; and after 30 min at the same intensity, it was indistinguishable from that observed in a non-autoaggregative strain.

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