Protein Profiling of the Pathogenic Fungus Penicillium marneffei
Author Information
Author(s): Julie M. Chandler, Erin R. Treece, Heather R. Trenary, Jessica L. Brenneman, Tressa J. Flickner, Jonathan L. Frommelt, Zaw M. Oo, Megan M. Patterson, William T. Rundle, Olga V. Valle, Thomas D. Kim, Gary R. Walker, Chester R. Cooper Jr.
Primary Institution: Youngstown State University
Hypothesis
What are the protein profiles associated with the dimorphic phase transition in Penicillium marneffei?
Conclusion
The study demonstrates that proteomic approaches can effectively identify proteins involved in the dimorphism of Penicillium marneffei.
Supporting Evidence
- The study identifies proteins that are differentially expressed during the yeast and mould phases of Penicillium marneffei.
- Increased expression of the RanA protein suggests additional signaling mechanisms are involved in cellular development.
- Proteomic analysis complements genetic methodologies in understanding phase transition.
Takeaway
This study looks at how a fungus changes its shape and behavior based on temperature, which is important for understanding how it causes disease.
Methodology
Proteins were extracted from the yeast and mould phases of Penicillium marneffei and analyzed using two-dimensional gel electrophoresis and mass spectrometry.
Limitations
The study is limited by the lack of a fully annotated genome for Penicillium marneffei.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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