Genome alteration of Leishmania orientalis under Amphotericin B inhibiting conditions
2024

Genomic Changes in Leishmania orientalis Under Amphotericin B Treatment

Sample size: 3 publication 10 minutes Evidence: moderate

Author Information

Author(s): Anuntasomboon Pornchai, Siripattanapipong Suradej, Unajak Sasimanas, Choowongkomon Kiattawee, Burchmore Richard, Leelayoova Saovanee, Mungthin Mathirut, E-kobon Teerasak

Primary Institution: Kasetsart University, Bangkok, Thailand

Hypothesis

How does Amphotericin B treatment affect the genomic and transcriptomic profiles of Leishmania orientalis?

Conclusion

The study found that Amphotericin B treatment led to significant changes in single nucleotide polymorphisms and gene expression in Leishmania orientalis, indicating potential mechanisms of drug resistance.

Supporting Evidence

  • Amphotericin B treatment resulted in a significant reduction of SNPs in the treated group compared to the control.
  • Gene expression analysis revealed downregulation of key genes involved in cellular functions after Amphotericin B exposure.
  • Chromosomal copy number variations were assessed but showed no significant differences between treated and control groups.

Takeaway

Researchers studied how a drug called Amphotericin B affects a tiny parasite called Leishmania. They found that the drug changes the parasite's genes, which might help it resist the medicine.

Methodology

The study used whole genome and RNA sequencing to analyze genomic alterations and gene expression changes in Leishmania orientalis after treatment with Amphotericin B.

Potential Biases

Potential biases may arise from the specific conditions under which the experiments were conducted, including the in vitro environment.

Limitations

The study was limited to a single strain of Leishmania and a specific concentration of Amphotericin B, which may not represent all strains or treatment conditions.

Participant Demographics

The study focused on the Leishmania orientalis strain PCM2, with no specific human participant demographics involved.

Statistical Information

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pntd.0012716

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