Intestinal Resident Yeast Candida glabrata Requires Cyb2p-Mediated Lactate Assimilation to Adapt in Mouse Intestine
2011

C. glabrata's Need for Lactate to Survive in the Intestine

Sample size: 10 publication 10 minutes Evidence: moderate

Author Information

Author(s): Ueno Keigo, Matsumoto Yasuhiko, Uno Jun, Sasamoto Kaname, Sekimizu Kazuhisa, Kinjo Yuki, Chibana Hiroji

Primary Institution: Medical Mycology Research Center (MMRC), Chiba University, Chiba, Japan

Hypothesis

Cyb2p-mediated lactate assimilation is necessary for proliferation in the intestinal tract.

Conclusion

Cyb2p-mediated lactate assimilation is an intestinal adaptation factor of C. glabrata.

Supporting Evidence

  • The Δcyb2 mutant could not grow on lactate medium in which lactate is the sole carbon source.
  • C. glabrata could assimilate lactate under hypoxic conditions, dependent on CYB2.
  • The Δcyb2 strain showed 100-fold decreased adaptation in mouse ceca.

Takeaway

C. glabrata, a type of yeast, needs to use lactate to grow in the intestines, especially when there's not much glucose around.

Methodology

The study involved creating a mutant strain of C. glabrata and testing its growth in various carbon sources, including lactate, under different conditions.

Limitations

The study primarily focused on a specific mutant and its behavior in a controlled environment, which may not fully represent natural conditions.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0024759

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