Role of gut microbiota in regulating gastrointestinal dysfunction and motor symptoms in a mouse model of Parkinson’s disease


Journal article


Y. Bhattarai, Jie Si, Meng Pu, O. Ross, P. McLean, L. Till, William Moor, M. Grover, K. Kandimalla, K. Margolis, G. Farrugia, P. Kashyap
Gut microbes, 2021

Semantic Scholar DOI PubMedCentral PubMed
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APA   Click to copy
Bhattarai, Y., Si, J., Pu, M., Ross, O., McLean, P., Till, L., … Kashyap, P. (2021). Role of gut microbiota in regulating gastrointestinal dysfunction and motor symptoms in a mouse model of Parkinson’s disease. Gut Microbes.


Chicago/Turabian   Click to copy
Bhattarai, Y., Jie Si, Meng Pu, O. Ross, P. McLean, L. Till, William Moor, et al. “Role of Gut Microbiota in Regulating Gastrointestinal Dysfunction and Motor Symptoms in a Mouse Model of Parkinson’s Disease.” Gut microbes (2021).


MLA   Click to copy
Bhattarai, Y., et al. “Role of Gut Microbiota in Regulating Gastrointestinal Dysfunction and Motor Symptoms in a Mouse Model of Parkinson’s Disease.” Gut Microbes, 2021.


BibTeX   Click to copy

@article{y2021a,
  title = {Role of gut microbiota in regulating gastrointestinal dysfunction and motor symptoms in a mouse model of Parkinson’s disease},
  year = {2021},
  journal = {Gut microbes},
  author = {Bhattarai, Y. and Si, Jie and Pu, Meng and Ross, O. and McLean, P. and Till, L. and Moor, William and Grover, M. and Kandimalla, K. and Margolis, K. and Farrugia, G. and Kashyap, P.}
}

Abstract

ABSTRACT Parkinson’s disease (PD) is a common neurodegenerative disorder characterized primarily by motor and non-motor gastrointestinal (GI) deficits. GI symptoms’ including compromised intestinal barrier function often accompanies altered gut microbiota composition and motor deficits in PD. Therefore, in this study, we set to investigate the role of gut microbiota and epithelial barrier dysfunction on motor symptom generation using a rotenone-induced mouse model of PD. We found that while six weeks of 10 mg/kg of chronic rotenone administration by oral gavage resulted in loss of tyrosine hydroxylase (TH) neurons in both germ-free (GF) and conventionally raised (CR) mice, the decrease in motor strength and coordination was observed only in CR mice. Chronic rotenone treatment did not disrupt intestinal permeability in GF mice but resulted in a significant change in gut microbiota composition and an increase in intestinal permeability in CR mice. These results highlight the potential role of gut microbiota in regulating barrier dysfunction and motor deficits in PD.


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