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Hypoxia protects the gut
1Science Signaling, AAAS, Washington, DC 20005, USA.
Science Signaling
|August 13, 2024
Summary
Antibiotics disrupt the gut
Area of Science:
- Microbiology and Immunology
Background:
- The gut microbiome plays a crucial role in maintaining intestinal homeostasis.
- Intestinal hypoxia is a critical factor influencing microbial growth and host-pathogen interactions.
Purpose of the Study:
- To investigate the impact of antibiotic-induced changes in intestinal oxygen levels on the growth of *Candida albicans*.
Main Methods:
- Mice were treated with antibiotics to alter their gut microbiota.
- Intestinal oxygen levels (hypoxia) were measured.
- The growth of *Candida albicans* in the mouse gut was quantified.
Main Results:
- Antibiotic treatment led to a significant loss of intestinal hypoxia.
- This loss of hypoxia correlated with increased growth of *Candida albicans*.
Conclusions:
- Disruption of intestinal hypoxia by antibiotics promotes *Candida albicans* overgrowth.
- This finding highlights a potential mechanism for antibiotic-associated fungal infections.
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