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Fernández Vecilla D, Roche Matheus MP, Urrutikoetxea Gutiérrez M, Iglesias Hidalgo G, Aspichueta Vivanco C, Díaz de Tuesta Del Arco JL. Brain abscess caused by Porphyromonas gingivalis and Eubacterium nodatum mimicking acute stroke. Anaerobe 2023; 84:102801. [PMID: 38007215 DOI: 10.1016/j.anaerobe.2023.102801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2023] [Revised: 11/09/2023] [Accepted: 11/12/2023] [Indexed: 11/27/2023]
Abstract
We described a case of a 65-year-old man with a brain abscess caused by Porphyromonas gingivalis and Eubacterium nodatum. The patient presented right central facial nerve palsy, mutism and right hemiparesis at the examination. The patient underwent a left frontal craniotomy with evacuation of the brain abscess. Specimens were collected for microbiological analysis and intravenous treatment was started with levetiracetam, dexamethasone, meropenem (1 g/8 h) and linezolid (600 mg/12 h). After identification of anaerobic bacteria the antibiotic treatment was changed to piperacillin/tazobactam (4 g/0,5 g/8 h), fulfilling 8 weeks of antibiotic with good clinical and radiological evolution.
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Affiliation(s)
- Domingo Fernández Vecilla
- Clinical Microbiology Service, Laredo Regional Hospital, Av. Derechos Humanos, 40, 39770, Laredo, Cantabria, Spain.
| | - Mary Paz Roche Matheus
- Clinical Microbiology Service, Basurto University Hospital, 18 Avenida Montevideo, 48013, Bilbao, Biscay, Spain; Biocruces Bizkaia Health Research Institute, Cruces Plaza, 48903, Biscay, Spain
| | - Mikel Urrutikoetxea Gutiérrez
- Clinical Microbiology Service, Basurto University Hospital, 18 Avenida Montevideo, 48013, Bilbao, Biscay, Spain; Biocruces Bizkaia Health Research Institute, Cruces Plaza, 48903, Biscay, Spain
| | | | - Cristina Aspichueta Vivanco
- Clinical Microbiology Service, Basurto University Hospital, 18 Avenida Montevideo, 48013, Bilbao, Biscay, Spain; Biocruces Bizkaia Health Research Institute, Cruces Plaza, 48903, Biscay, Spain
| | - José Luis Díaz de Tuesta Del Arco
- Clinical Microbiology Service, Basurto University Hospital, 18 Avenida Montevideo, 48013, Bilbao, Biscay, Spain; Biocruces Bizkaia Health Research Institute, Cruces Plaza, 48903, Biscay, Spain
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Wei JJ, Li XJ, Liu W, Chai XJ, Zhu XY, Sun PH, Liu F, Zhao YK, Huang JL, Liu YF, Zhao ST. Eucommia Polysaccharides Ameliorate Aging-Associated Gut Dysbiosis: A Potential Mechanism for Life Extension in Drosophila. Int J Mol Sci 2023; 24:ijms24065881. [PMID: 36982954 PMCID: PMC10054339 DOI: 10.3390/ijms24065881] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2023] [Revised: 03/10/2023] [Accepted: 03/16/2023] [Indexed: 03/30/2023] Open
Abstract
The gut microbiota is increasingly considered to play a key role in human immunity and health. The aging process alters the microbiota composition, which is associated with inflammation, reactive oxygen species (ROS), decreased tissue function, and increased susceptibility to age-related diseases. It has been demonstrated that plant polysaccharides have beneficial effects on the gut microbiota, particularly in reducing pathogenic bacteria abundance and increasing beneficial bacteria populations. However, there is limited evidence of the effect of plant polysaccharides on age-related gut microbiota dysbiosis and ROS accumulation during the aging process. To explore the effect of Eucommiae polysaccharides (EPs) on age-related gut microbiota dysbiosis and ROS accumulation during the aging process of Drosophila, a series of behavioral and life span assays of Drosophila with the same genetic background in standard medium and a medium supplemented with EPs were performed. Next, the gut microbiota composition and protein composition of Drosophila in standard medium and the medium supplemented with EPs were detected using 16S rRNA gene sequencing analysis and quantitative proteomic analysis. Here, we show that supplementation of Eucommiae polysaccharides (EPs) during development leads to the life span extension of Drosophila. Furthermore, EPs decreased age-related ROS accumulation and suppressed Gluconobacter, Providencia, and Enterobacteriaceae in aged Drosophila. Increased Gluconobacter, Providencia, and Enterobacteriaceae in the indigenous microbiota might induce age-related gut dysfunction in Drosophila and shortens their life span. Our study demonstrates that EPs can be used as prebiotic agents to prevent aging-associated gut dysbiosis and reactive oxidative stress.
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Affiliation(s)
- Jing-Jing Wei
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Xiu-Juan Li
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Wei Liu
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Xue-Jun Chai
- College of Basic Medicine, Xi'an Medical University, Xi'an 710068, China
| | - Xiao-Yan Zhu
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Peng-Hao Sun
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Feng Liu
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Yong-Kang Zhao
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Jun-Lang Huang
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Ya-Fei Liu
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
| | - Shan-Ting Zhao
- College of Veterinary Medicine, Northwest A&F University, Xianyang 712100, China
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