1
|
Mei EH, Yao C, Chen YN, Nan SX, Qi SC. Multifunctional role of oral bacteria in the progression of non-alcoholic fatty liver disease. World J Hepatol 2024; 16:688-702. [PMID: 38818294 PMCID: PMC11135273 DOI: 10.4254/wjh.v16.i5.688] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/07/2023] [Revised: 02/26/2024] [Accepted: 04/07/2024] [Indexed: 05/22/2024] Open
Abstract
Non-alcoholic fatty liver disease (NAFLD) encompasses a spectrum of liver disorders of varying severity, ultimately leading to fibrosis. This spectrum primarily consists of NAFL and non-alcoholic steatohepatitis. The pathogenesis of NAFLD is closely associated with disturbances in the gut microbiota and impairment of the intestinal barrier. Non-gut commensal flora, particularly bacteria, play a pivotal role in the progression of NAFLD. Notably, Porphyromonas gingivalis, a principal bacterium involved in periodontitis, is known to facilitate lipid accumulation, augment immune responses, and induce insulin resistance, thereby exacerbating fibrosis in cases of periodontitis-associated NAFLD. The influence of oral microbiota on NAFLD via the "oral-gut-liver" axis is gaining recognition, offering a novel perspective for NAFLD management through microbial imbalance correction. This review endeavors to encapsulate the intricate roles of oral bacteria in NAFLD and explore underlying mechanisms, emphasizing microbial control strategies as a viable therapeutic avenue for NAFLD.
Collapse
Affiliation(s)
- En-Hua Mei
- Shanghai Medical College, Fudan University, Shanghai 200000, China
- Department of Prothodontics, Shanghai Stomatological Hospital, Fudan University, Shanghai 200000, China
- Shanghai Key Laboratory of Craniomaxiofacial Development and Diseases, Fudan University, Shanghai 200000, China
| | - Chao Yao
- Department of Prothodontics, Shanghai Stomatological Hospital, Fudan University, Shanghai 200000, China
- Shanghai Key Laboratory of Craniomaxiofacial Development and Diseases, Fudan University, Shanghai 200000, China
| | - Yi-Nan Chen
- Shanghai Medical College, Fudan University, Shanghai 200000, China
| | - Shun-Xue Nan
- Shanghai Medical College, Fudan University, Shanghai 200000, China
| | - Sheng-Cai Qi
- Department of Prothodontics, Shanghai Stomatological Hospital, Fudan University, Shanghai 200000, China
- Shanghai Key Laboratory of Craniomaxiofacial Development and Diseases, Fudan University, Shanghai 200000, China.
| |
Collapse
|
2
|
徐 思, 魏 洁, 谢 静. [Research Progress of Cellular Lipid Droplets in Oral Diseases]. SICHUAN DA XUE XUE BAO. YI XUE BAN = JOURNAL OF SICHUAN UNIVERSITY. MEDICAL SCIENCE EDITION 2024; 55:475-481. [PMID: 38645850 PMCID: PMC11026902 DOI: 10.12182/20240160102] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/15/2023] [Indexed: 04/23/2024]
Abstract
Lipid droplets are dynamic multifunctional organelles composed of a neutral lipid core and a phospholipid monolayer membrane modified by a specific set of proteins. PAT family proteins are the most characteristic lipid droplet proteins, playing an important role in regulating lipid droplet structure, function, and metabolism. The biogenesis of lipid droplets involves neutral lipid synthesis and the nucleation, budding, and growth of the lipid droplets. Lipid droplets not only serve as the energy metabolism reserve of cells but also participate in intracellular signal transduction and the development of inflammation and tumor. Lipid droplets are closely connected to and interact with various organelles, regulating the division, the transportation, and the genetics of organelles. The complexity of lipid droplets biogenesis and the diversity of their functions may have provided a physiological basis for the pathogenesis and development of diseases, but further research is needed in order to better understand the relevant processes. Published findings have helped elucidate the association between lipid droplets and diseases, such as obesity, non-alcoholic fatty liver disease, neurodegenerative disease, cancer, and cardiovascular disease, but the relationship between lipid droplets and oral diseases has not been fully studied. Topics that warrant further research include the role and mechanisms of lipid droplets in the pathogenesis and development of oral diseases, the relationship between oral diseases and systemic diseases, and translation of the effect of lipid droplets on oral diseases into valuable clinical diagnostic and treatment methods. Herein, we reviewed the biogenesis and functions of lipid droplets and the progress in research concerning lipid droplets in oral diseases, including mouth neoplasms, periodontitis, and dental caries.
Collapse
Affiliation(s)
- 思群 徐
- 口腔疾病研究国家重点实验室 国家口腔疾病临床医学研究中心 四川大学华西口腔医院 (成都 610041)State Key Laboratory of Oral Diseases and National Clinical Research Center for Oral Diseases and West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
| | - 洁雅 魏
- 口腔疾病研究国家重点实验室 国家口腔疾病临床医学研究中心 四川大学华西口腔医院 (成都 610041)State Key Laboratory of Oral Diseases and National Clinical Research Center for Oral Diseases and West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
| | - 静 谢
- 口腔疾病研究国家重点实验室 国家口腔疾病临床医学研究中心 四川大学华西口腔医院 (成都 610041)State Key Laboratory of Oral Diseases and National Clinical Research Center for Oral Diseases and West China Hospital of Stomatology, Sichuan University, Chengdu 610041, China
| |
Collapse
|
3
|
Ye L, Lv Y, Wu Q, Chen Y, Zhang X, Su Y. Chronic periodontitis induces the proliferation of pancreatic β-cells to cause hyperinsulinemia in a rat model. J Periodontal Res 2023; 58:1290-1299. [PMID: 37723987 DOI: 10.1111/jre.13185] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2023] [Revised: 08/19/2023] [Accepted: 09/01/2023] [Indexed: 09/20/2023]
Abstract
BACKGROUND AND OBJECTIVE The purpose of this study was to determine if chronic periodontitis (CP) may induce hyperinsulinemia and may have the effect of on pancreatic β-cell proliferation in a rat model. MATERIALS AND METHODS Twelve male Sprague-Dawley rats were divided into two groups: the CP group and the control group (Con group). The following contents were evaluated: pathological changes in periodontal soft and hard tissues; serum lipopolysaccharide (LPS) level, serum fasting insulin (FINS) level, fasting blood glucose (FBG) level, and homeostasis model assessment (HOMA) β (HOMA-β) index; histopathological examination of islets; immunohistochemistry of insulin and p-Smad2 expression in islets; immunofluorescence of changes in the relative number of β-cells and the number of Ki67-positive β-cells. Western blotting was used to analyze p-Smad2/Smad2 levels. Results were analyzed by two independent samples t tests. RESULTS Increased serum LPS level, FINS level, and HOMA-β index were observed in the rats of the CP group; FBG level did not change significantly; histological assessments showed an enlarged islet area, increased insulin content, relatively increased β-cells, increased Ki67-positive β-cells, and decreased p-Smad2 expression in islets in the rats of the CP group. CONCLUSION Our study results link CP-induced hyperinsulinemia with changes in islets, such as islet hyperplasia and compensatory β-cell proliferation, by using a CP rat model.
Collapse
Affiliation(s)
- Leilei Ye
- Department of Periodontology, Stomatological Hospital, School of Stomatology, Southern Medical University, Guangzhou, China
| | - Yingtao Lv
- Department of Implantology, Stomatological Hospital, School of Stomatology, Southern Medical University, Guangzhou, China
| | - Qianqi Wu
- Stomatology Center, Shunde Hospital, Southern Medical University (The First People's Hospital of Shunde), Foshan, China
| | - Yiyan Chen
- Stomatology Center, Shunde Hospital, Southern Medical University (The First People's Hospital of Shunde), Foshan, China
| | - Xueyang Zhang
- Department of Periodontology, Stomatological Hospital, School of Stomatology, Southern Medical University, Guangzhou, China
- Stomatology Center, Shunde Hospital, Southern Medical University (The First People's Hospital of Shunde), Foshan, China
| | - Yuan Su
- Stomatology Center, Shunde Hospital, Southern Medical University (The First People's Hospital of Shunde), Foshan, China
| |
Collapse
|
4
|
Soares MA, Costa ALA, Silva NLC, Martins AF, Matias DO, Araujo OMO, Lopes RT, Takiya CM, Miranda ALP, Miranda-Alves L, Tributino JLM. Atypical antipsychotics olanzapine and clozapine increase bone loss in female rats with experimental periodontitis. J Periodontal Res 2023; 58:283-295. [PMID: 36575324 DOI: 10.1111/jre.13090] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/02/2022] [Revised: 11/01/2022] [Accepted: 12/12/2022] [Indexed: 12/29/2022]
Abstract
BACKGROUND AND OBJECTIVES Periodontitis is a highly prevalent disease in psychiatric patients, including those undergoing symptomatic treatment with second-generation antipsychotics. Some of these drugs, such as clozapine (CLO) and olanzapine (OLA), have prominent metabolic effects such as weight gain, hyperglycemia, and dyslipidemia, which are risk factors for periodontitis. In addition to the metabolic effects, there are reports of changes in salivary flow, gingival bleeding, and caries. In this context, we aimed to evaluate if the metabolic effects of OLA and CLO alter periodontal parameters in an animal model of periodontitis without the environmental and psychosocial biases inherent to human diseases. METHODS In the first set of experiments, male and female adult Wistar rats received oral administration of CLO, OLA, or vehicle for 45 days. They were evaluated for body mass composition and weight gain, blood glucose parameters (fasting and glucose tolerance and insulin resistance tests), and lipid profile (HDL, total cholesterol, and triglycerides). In a second set of experiments, the same measurements were performed in female rats exposed to the antipsychotics for 45 days and ligature-induced periodontitis on the 30th day of treatment. Macroscopic measurements of exposed roots, microtomography in the furcation region of the first molar, and histological evaluation of the region between the first and second molars were evaluated to assess bone loss. Additionally, gingival measurements of myeloperoxidase activity and pro-inflammatory cytokine TNF-α were made. RESULTS Only females exposed to OLA had more significant weight gain than controls. They also exhibited differences in glucose metabolism. Ligature-induced periodontitis produced intense bone retraction without changing the density of the remaining structures. The bone loss was even higher in rats with periodontitis treated with OLA or CLO and was accompanied by a local increase in TNF-α caused by CLO. These animals, however, did not exhibit the same metabolic impairments observed for animals without periodontitis. CONCLUSION The use of clozapine and olanzapine may be a risk factor for periodontal disease, independent of systemic metabolic alterations.
Collapse
Affiliation(s)
- Mariana Alves Soares
- Laboratório de Estudos em Farmacologia Experimental (LEFEx), Departamento de Biotecnologia Farmacêutica, Faculdade de Farmácia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil.,Programa de Pós-Graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
| | - André Luiz A Costa
- Laboratório de Estudos em Farmacologia Experimental (LEFEx), Departamento de Biotecnologia Farmacêutica, Faculdade de Farmácia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Natália L C Silva
- Laboratório de Estudos em Farmacologia Experimental (LEFEx), Departamento de Biotecnologia Farmacêutica, Faculdade de Farmácia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Aline França Martins
- Laboratório de Estudos em Farmacologia Experimental (LEFEx), Departamento de Biotecnologia Farmacêutica, Faculdade de Farmácia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Daiane Oliveira Matias
- Laboratório de Estudos em Farmacologia Experimental (LEFEx), Departamento de Biotecnologia Farmacêutica, Faculdade de Farmácia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Olga M O Araujo
- Laboratório de Instrumentação Nuclear (LIN), Programa de Engenharia Nuclear (PEN), Instituto Alberto Luiz de Coimbra de Pós-Graduação e Pesquisa de Engenharia (COPPE-UFRJ), Universidade Federal do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
| | - Ricardo Tadeu Lopes
- Laboratório de Instrumentação Nuclear (LIN), Programa de Engenharia Nuclear (PEN), Instituto Alberto Luiz de Coimbra de Pós-Graduação e Pesquisa de Engenharia (COPPE-UFRJ), Universidade Federal do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
| | - Christina Maeda Takiya
- Laboratório de Patologia Celular, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
| | - Ana Luisa P Miranda
- Laboratório de Estudos em Farmacologia Experimental (LEFEx), Departamento de Biotecnologia Farmacêutica, Faculdade de Farmácia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Leandro Miranda-Alves
- Laboratório de Endocrinologia Experimental (LEEx), Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
| | - Jorge L M Tributino
- Laboratório de Farmacologia Molecular (LFM), Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
| |
Collapse
|
5
|
Liu C, Shi F, Li W, Chen J. Efficacy of non-surgical periodontal treatment on patients with coronary artery disease: a meta-analysis of randomized controlled trials. Med Oral Patol Oral Cir Bucal 2022; 27:e578-e587. [PMID: 36243997 PMCID: PMC9648645 DOI: 10.4317/medoral.25514] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2022] [Accepted: 09/26/2022] [Indexed: 11/05/2022] Open
Abstract
BACKGROUND Coronary artery disease (CAD) is defined as one of the most common cardiovascular diseases (CVDs). Periodontitis is one of the risk factors for CAD. MATERIAL AND METHODS PubMed, Embase and Cochrane Library databases were carefully and thoroughly retrieved until October 2021. On the basis of the inclusion and exclusion criteria, eligible articles were selected strictly to identify randomized controlled trials (RCTs). Using Cochran's Q statistic, Review Manager 5.4 and Stata 16, data were extracted, and a comprehensive analysis was carried out. RESULTS Six RCTs of 619 patients were included in this study, including 360 in the intervention group (IG) and 259 in the control group (CG). Meta-analysis showed significant difference for C-reactive protein (CRP) (1.20mg/L, 95% CI: 1.13 to 1.27, p < 0.00001) after non-surgical periodontal therapy (NSPT), but showed no significant difference for interleukin-6 (IL-6) (1.19mg/L, 95% CI: -1.03 to 3.40, p=0.29), flow-mediated dilation (FMD) (-1.64%, 95% CI: -4.95 to 1.67, p=0.33), triacylglycerol (TG) (-0.02mg/dL, 95% CI: -0.31 to 0.27, p=0.90), total cholesterol (TC) (0.04mg/dL, 95% CI: -0.25 to 0.33, p=0.90), low-density lipoprotein cholesterol (LDL-C) (0.00mg/dL, 95% CI: -0.29 to 0.29, p=0.99) and high-density lipoprotein cholesterol (HDL-C) (0.11mg/dL, 95% CI: -0.18 to 0.40, p=0.46). CONCLUSIONS The impact of NSPT on the reduction of CRP in patients of CAD with periodontitis is significant. NSPT can be considered as an important preventive strategy for major cardiovascular events in CAD.
Collapse
Affiliation(s)
- C Liu
- Department of Periodontology Xiangya Stomatological Hospital Central South University Changsha, 410008, China
| | | | | | | |
Collapse
|
6
|
Bai L, Wang YL, Chen YL, Li HX, Zhu SW, Liu Y, Song ZC, Duan SZ. The combination of experimental periodontitis and oral microbiota from periodontitis patients aggravates liver fibrosis in mice. J Clin Periodontol 2022; 49:1067-1078. [PMID: 35713233 DOI: 10.1111/jcpe.13682] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/06/2021] [Revised: 04/22/2022] [Accepted: 06/10/2022] [Indexed: 11/29/2022]
Abstract
AIM Periodontitis (PD) is the sixth most prevalent disease around the world and is involved in the development and progression of multiple systemic diseases. Previous studies have reported that PD may aggravate liver injuries. The objective of this study was to investigate whether and how PD affects liver fibrosis. MATERIALS AND METHODS Ligature-induced PD (LIP) was induced in male C57/B6J mice, and sub-gingival plaques (PL) from patients with PD were applied to mouse teeth. Liver fibrosis was induced by carbon tetrachloride (CCl4 ) injection. The mice were randomly divided into six groups: Oil, Oil+LIP, Oil+LIP+PL, CCl4 , CCl4 +LIP, and CCl4 +LIP+PL. Alveolar bone resorption was evaluated by methylene blue staining. Hepatic function was analysed by serum alanine aminotransferase and hepatic hydroxyproline. Picrosirius red and α-smooth muscle actin (SMA) staining were used to evaluate the fibrotic area. RNA sequencing and quantitative RT-PCR were used to measure gene expression. Western blotting was used to measure protein levels. Flow cytometry was used to analyse the accumulation of immune cells. Mouse microbiota were analysed using 16S rRNA gene sequencing. RESULTS Mice in the CCl4 +LIP+PL group displayed higher serum alanine aminotransferase and hepatic hydroxyproline as well as more Picrosirius red-positive and α-SMA-positive areas in liver samples than those of the CCl4 group, suggesting that PD (LIP+PL) aggravated CCl4 -induced hepatic dysfunction and liver fibrosis. Consistently, the expression of fibro-genic genes and the protein levels of transforming growth factor β were much higher in the CCl4 +LIP+PL group than in the CCl4 group. Flow cytometry revealed that PD increased the accumulation of immune cells, including Kupffer cells, B cells, and Th17 cells, in the liver of mice with CCl4 treatment. PD also increased the expression of inflammatory genes and activated pro-inflammatory nuclear factor-kappa B pathway in the livers of CCl4 -injected mice. Moreover, PD altered both oral and liver microbiota in CCl4 -injected mice. CONCLUSIONS PD aggravates CCl4 -induced hepatic dysfunction and fibrosis in mice, likely through the increase of inflammation and alteration of microbiota in the liver.
Collapse
Affiliation(s)
- Lan Bai
- Department of Periodontology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,Laboratory of Oral Microbiota and Systemic Diseases, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China
| | - Yong-Li Wang
- Laboratory of Oral Microbiota and Systemic Diseases, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China
| | - Yan-Lin Chen
- Department of Neurosurgery, Ren Ji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Hu-Xiao Li
- Department of Periodontology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China
| | - Shi-Wei Zhu
- Department of Cardiology, Shanghai Chest Hospital, Shanghai Jiao Tong University, Shanghai, China
| | - Yan Liu
- Laboratory of Oral Microbiota and Systemic Diseases, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China
| | - Zhong-Chen Song
- Department of Periodontology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China
| | - Sheng-Zhong Duan
- Department of Periodontology, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,Laboratory of Oral Microbiota and Systemic Diseases, Shanghai Ninth People's Hospital, College of Stomatology, Shanghai Jiao Tong University School of Medicine, Shanghai, China.,National Center for Stomatology; National Clinical Research Center for Oral Diseases, Shanghai Key Laboratory of Stomatology, Shanghai, China
| |
Collapse
|
7
|
Ezhilarasan D. Deciphering the toxicological role of Porphyromonas gingivalis derived endotoxins in liver diseases. ENVIRONMENTAL TOXICOLOGY AND PHARMACOLOGY 2021; 88:103755. [PMID: 34662732 DOI: 10.1016/j.etap.2021.103755] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/18/2021] [Revised: 10/08/2021] [Accepted: 10/11/2021] [Indexed: 06/13/2023]
Abstract
Periodontitis is a most prevalent and infectious multifactorial inflammatory disease and is characterized by the progressive destruction of the tooth-supporting tissues. Porphyromonas gingivalis, a Gram‑negative oral anaerobe, mainly causes periodontitis and it is one of the most important risk factors responsible for aggravation of existing systemic diseases. Several experimental and clinical studies have shown the positive association between periodontitis and different forms of liver disease. Periodontal diseases increase the prevalence of non-alcoholic fatty liver diseases and cirrhosis. Infected periodontium and pathogens in the periodontal microenvironments release pathogen-associated molecular patterns such as peptidoglycan, lipopolysaccharides, gingipain, fimbria, bacterial DNA, etc, and damage-associated molecular patterns such as interleukins-1α, β, - 8, and galectin-3, etc. These virulence factors and cytokines enter the bloodstream, disseminate into the whole body, and induce a variety of systemic pathological effects, including liver diseases (steatosis and fibrosis). Maintaining oral hygiene by scaling and root planning significantly improves liver damage in patients with periodontitis. Dentists and physicians should have more awareness in understanding the bidirectional nature of the relationship between oral and systemic diseases. Importantly, periodontitis condition aggravates simple fatty liver into fibrotic disease and therefore, the aim of this review is to understand the possible link between periodontitis and liver diseases.
Collapse
Affiliation(s)
- Devaraj Ezhilarasan
- Department of Pharmacology, The Blue Lab, Molecular Medicine and Toxicology Division, Saveetha Dental College, Saveetha Institute of Medical and Technical Sciences, Chennai, Tamil Nadu 600 077, India.
| |
Collapse
|
8
|
Xia BY, Li Y, Ding X, Li X, Liu XC, Yu WX. Effect of peroxisome proliferator-activated receptor-γ coactivator-1α on liver injury induced by periodontitis in rats. HUA XI KOU QIANG YI XUE ZA ZHI = HUAXI KOUQIANG YIXUE ZAZHI = WEST CHINA JOURNAL OF STOMATOLOGY 2021; 39:518-523. [PMID: 34636198 DOI: 10.7518/hxkq.2021.05.004] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
OBJECTIVES To investigate the effect of peroxisome proliferator-activated receptor-γ coactivator-1α (PGC-1α) on liver injury induced by periodontitis in rats. METHODS Twenty-four male Wistar rats were randomly divided into two groups: control group and periodontitis group, twelve per group. In periodontitis group, the periodontitis models were established for the maxillary first molars in rats by means of "wire ligation+vaccinationwith Porphyromonas gingivalis", the control group was inoculated with the equal volume of 2% sodium carboxymethyl cellulose in the same position, for 6 weeks. The probing depth, tooth mobility and sulcus bleeding index were detected. Hematoxylin-eosin (HE) staining was used to observe the pathological changes of liver tissues in rats. The quantitative real-time polymerase chain reaction (qRT-PCR) and immunohistochemistry (IHC) were used to detect the gene and protein expression levels of PGC-1α, nuclear factor erythroid 2-related factor 2 (Nrf2) and mitochondrial transcription factor A (TFAM) in liver tissues of rats. RESULTS The probing depth, tooth mobility and sulcus bleeding index in periodontitis group were significantly higher than that in control group. HE staining showed in periodontitis group, hepatic cords ranged disorderly and there were vacuoles in cells and inflammatory cells infiltrated in liver tissues of rats, and there was no obvious abnormality in control group. The qRT-PCR results showed that the mRNA expression levels of Pgc-1α, Nrf2 and Tfam in liver tissues of rats in periodontitis group were lower obviously than that in control group. IHC results showed that the protein expression level of PGC-1α in liver tissues of rats in periodontitis group was decreased significantly than that in control group. CONCLUSIONS PGC-1α may be involved in the process of periodontitis-induced liver injury in rats.
Collapse
Affiliation(s)
- Bo-Yuan Xia
- Dept. of Periodontics, Hospital of Stomatology, Jilin University, Changchun 130021, China
| | - Yan Li
- Dept. of Periodontics, Hospital of Stomatology, Jilin University, Changchun 130021, China
| | - Xu Ding
- Dept. of Periodontics, Hospital of Stomatology, Jilin University, Changchun 130021, China
| | - Xin Li
- Dept. of Periodontics, Hospital of Stomatology, Jilin University, Changchun 130021, China
| | - Xin-Chan Liu
- Dept. of Geriatric Stomatology, Hospital of Stomatology, Jilin University, Changchun 130021, China
| | - Wei-Xian Yu
- Dept. of Geriatric Stomatology, Hospital of Stomatology, Jilin University, Changchun 130021, China.,Jilin Provincial Key Laboratory of Tooth Development and Bone Remodeling, Changchun 130021, China
| |
Collapse
|
9
|
Kuraji R, Sekino S, Kapila Y, Numabe Y. Periodontal disease-related nonalcoholic fatty liver disease and nonalcoholic steatohepatitis: An emerging concept of oral-liver axis. Periodontol 2000 2021; 87:204-240. [PMID: 34463983 PMCID: PMC8456799 DOI: 10.1111/prd.12387] [Citation(s) in RCA: 34] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Abstract
Periodontal disease, a chronic inflammatory disease of the periodontal tissues, is not only a major cause of tooth loss, but it is also known to exacerbate/be associated with various metabolic disorders, such as obesity, diabetes, dyslipidemia, and cardiovascular disease. Recently, growing evidence has suggested that periodontal disease has adverse effects on the pathophysiology of liver disease. In particular, nonalcoholic fatty liver disease, a hepatic manifestation of metabolic syndrome, has been associated with periodontal disease. Nonalcoholic fatty liver disease is characterized by hepatic fat deposition in the absence of a habitual drinking history, viral infections, or autoimmune diseases. A subset of nonalcoholic fatty liver diseases can develop into more severe and progressive forms, namely nonalcoholic steatohepatitis. The latter can lead to cirrhosis and hepatocellular carcinoma, which are end‐stage liver diseases. Extensive research has provided plausible mechanisms to explain how periodontal disease can negatively affect nonalcoholic fatty liver disease and nonalcoholic steatohepatitis, namely via hematogenous or enteral routes. During periodontitis, the liver is under constant exposure to various pathogenic factors that diffuse systemically from the oral cavity, such as bacteria and their by‐products, inflammatory cytokines, and reactive oxygen species, and these can be involved in disease promotion of nonalcoholic fatty liver disease and nonalcoholic steatohepatitis. Also, gut microbiome dysbiosis induced by enteral translocation of periodontopathic bacteria may impair gut wall barrier function and promote the transfer of hepatotoxins and enterobacteria to the liver through the enterohepatic circulation. Moreover, in a population with metabolic syndrome, the interaction between periodontitis and systemic conditions related to insulin resistance further strengthens the association with nonalcoholic fatty liver disease. However, most of the pathologic links between periodontitis and nonalcoholic fatty liver disease in humans are provided by epidemiologic observational studies, with the causal relationship not yet being established. Several systematic and meta‐analysis studies also show conflicting results. In addition, the effect of periodontal treatment on nonalcoholic fatty liver disease has hardly been studied. Despite these limitations, the global burden of periodontal disease combined with the recent nonalcoholic fatty liver disease epidemic has important clinical and public health implications. Emerging evidence suggests an association between periodontal disease and liver diseases, and thus we propose the term periodontal disease–related nonalcoholic fatty liver disease or periodontal disease–related nonalcoholic steatohepatitis. Continued efforts in this area will pave the way for new diagnostic and therapeutic approaches based on a periodontologic viewpoint to address this life‐threatening liver disease.
Collapse
Affiliation(s)
- Ryutaro Kuraji
- Department of Life Science Dentistry, The Nippon Dental University, Tokyo, Japan.,Department of Periodontology, The Nippon Dental University School of Life Dentistry at Tokyo, Tokyo, Japan.,Department of Orofacial Sciences, University of California San Francisco School of Dentistry, San Francisco, California, USA
| | - Satoshi Sekino
- Department of Periodontology, The Nippon Dental University School of Life Dentistry at Tokyo, Tokyo, Japan
| | - Yvonne Kapila
- Department of Orofacial Sciences, University of California San Francisco School of Dentistry, San Francisco, California, USA
| | - Yukihiro Numabe
- Department of Periodontology, The Nippon Dental University School of Life Dentistry at Tokyo, Tokyo, Japan
| |
Collapse
|
10
|
Caetano VDS, de Andrade RSB, França LFDC, Pessoa LDS, Rodrigues AA, Alves EHP, Lenardo DD, Nascimento HMS, Ayala KNR, Carvalho ADS, Brito TV, Barbosa ALDR, Vasconcelos ACCG, Vasconcelos DFP. Food restriction reduces hepatic alterations associated with experimental periodontitis. J Periodontol 2021; 93:156-165. [PMID: 33856704 DOI: 10.1002/jper.20-0772] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2020] [Revised: 03/10/2021] [Accepted: 04/03/2021] [Indexed: 12/23/2022]
Abstract
BACKGROUND Periodontitis is a chronic inflammatory and multifactorial disease that affects the periodontal structures and can cause alterations in the hepatic tissue. The aim of the present study was to evaluate whether a diet with food restriction can decrease oral and liver alterations associated with ligature-induced periodontitis. METHODS Twenty-four female Wistar rats were used in this study, randomized into three groups (n = 8 for each group): control (regular food); periodontitis (regular food + periodontitis induced with ligatures); and food restriction (diet with food restriction and periodontitis induction). The following periodontium parameters were analyzed tooth mobility (TM), probing pocket depth (PPD), gingival bleeding index (GBI), and alveolar bone height (ABH). In the liver, the levels of oxidative stress markers-malondialdehyde (MDA), glutathione (GSH), total cholesterol, and levels of myeloperoxidase (MPO) activity were measured. Liver samples were analyzed for histopathological score. In the blood tissue, the levels of enzymes alanine aminotransferase (ALT), aspartate aminotransferase (AST), glucose, total cholesterol, and the high-density lipoprotein (HDL) were also evaluated. RESULTS The animals that received a diet with food restriction + periodontitis showed a decrease in hepatic histopathological score (P < 0.05) when compared with the periodontitis group, the same for glucose, total cholesterol, ALT, AST, and ABH data. The group with food restriction + periodontitis showed a decrease in the histopathological liver score (P < 0.05) compared with the group with periodontitis. CONCLUSION This study revealed that food restriction reduced oral damages, as well as hepatic, blood and alveolar bone alterations associated with ligature-induced periodontitis in rats.
Collapse
Affiliation(s)
- Vinícius da Silva Caetano
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Raissa Silva Bacelar de Andrade
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Luiz Felipe de Carvalho França
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Larissa Dos Santos Pessoa
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Ayane Araújo Rodrigues
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Even Herlany Pereira Alves
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - David Di Lenardo
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Hélio Mateus Silva Nascimento
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Karen Neisman Rodriguez Ayala
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - André Dos Santos Carvalho
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Tarcísio Vieira Brito
- Laboratory of Experimental Physiopharmacology (LAFFEX), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - André Luiz Dos Reis Barbosa
- Laboratory of Experimental Physiopharmacology (LAFFEX), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil
| | - Any Carolina Cardoso Guimarães Vasconcelos
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, PI, Brazil.,Medicine School, Education Institute of the Parnaiba Valley (IESVAP - Afya Educacional), Parnaíba, PI, Brazil
| | | |
Collapse
|
11
|
Galeno JG, França LFDC, da Silva FRP, Alves EHP, Di Lenardo D, Nascimento HMS, Cardoso Guimarães Vasconcelos AC, Carneiro Gomes PR, Dias de Souza Filho M, Caetano VDS, de Oliveira AP, de Alencar MVOB, Barbosa ALDR, Medeiros JVR, Fahimipou F, Barros SP, Alves Diniz IM, Vasconcelos DFP. Renal alterations caused by ligature-induced periodontitis persist after ligature removal in rats. J Periodontal Res 2020; 56:306-313. [PMID: 33296521 DOI: 10.1111/jre.12822] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2020] [Revised: 10/19/2020] [Accepted: 11/12/2020] [Indexed: 12/16/2022]
Abstract
BACKGROUND AND OBJECTIVE Periodontitis may crosstalk with renal diseases, yet that remains unclear. We investigated whether the renal alterations caused by induced periodontitis are reversible after removal of the ligatures in experimental ligature-induced periodontitis. MATERIAL AND METHODS Twenty-four female rats were divided into three groups: control (without periodontitis), periodontitis (20 days of ligature-induced periodontitis), and P20-20 (20 days of ligature-induced periodontitis and 20 days after ligature removal). The following periodontal parameters were assessed: gingival bleeding index, probing pocket depth, myeloperoxidase activity, and alveolar bone height. For renal tissues, histopathology, malonaldehyde (MDA) levels, glutathione (GSH) content, and renal weight were evaluated. In the blood, creatinine, uric acid, albumin, total cholesterol, total protein, and glucose levels were assessed. Total protein and creatinine levels in urine were also investigated. RESULTS Rat renal tissues did not demonstrate reversal of periodontitis-related changes in the P20-20 group in terms of MDA, GSH, and histopathological evaluations when compared to the periodontitis group. Accordingly, only total cholesterol levels were reversible in the P20-20. CONCLUSION Renal alterations caused by ligature-induced periodontitis persisted even after removal of ligatures in rats.
Collapse
Affiliation(s)
- Juliana Gomes Galeno
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Luiz Felipe de Carvalho França
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Felipe Rodolfo Pereira da Silva
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Even Herlany Pereira Alves
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - David Di Lenardo
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Hélio Mateus Silva Nascimento
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Any Carolina Cardoso Guimarães Vasconcelos
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil.,Medicine School, Education Institute of Parnaiba Valley (IESVAP - AFYA), Parnaiba, Brazil
| | - Paulo Roberto Carneiro Gomes
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Manoel Dias de Souza Filho
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Vinícius da Silva Caetano
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Ana Patrícia de Oliveira
- Laboratory of Experimental Physiopharmacology (LAFFEX), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | | | - André Luiz Dos Reis Barbosa
- Laboratory of Experimental Physiopharmacology (LAFFEX), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Jand-Venes Rolim Medeiros
- Laboratory of Experimental Physiopharmacology (LAFFEX), Federal University of the Parnaiba Delta (UFDPar), Parnaíba, Brazil
| | - Farahnaz Fahimipou
- Center for Oral and Systemic Diseases, Department of Periodontology, UNC School of Dentistry, University of North Carolina, Chapel Hill, NC, USA
| | - Silvana Pereira Barros
- Center for Oral and Systemic Diseases, Department of Periodontology, UNC School of Dentistry, University of North Carolina, Chapel Hill, NC, USA
| | - Ivana Márcia Alves Diniz
- Department of Restorative Dentistry, School of Dentistry, Federal University of Minas Gerais (UFMG), Belo Horizonte, Brazil
| | | |
Collapse
|
12
|
Yue Y, Liu X, Li Y, Xia B, Yu W. The role of TLR4/MyD88/NF-κB pathway in periodontitis-induced liver inflammation of rats. Oral Dis 2020; 27:1012-1021. [PMID: 32853444 PMCID: PMC8247295 DOI: 10.1111/odi.13616] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/04/2020] [Revised: 07/24/2020] [Accepted: 08/12/2020] [Indexed: 02/07/2023]
Abstract
OBJECTIVES The aim of this study was to clarify the immune mechanism of hepatic injury induced by periodontitis using a rat model. METHODS Twenty-four SPF male Wistar rats were randomly divided into two groups: control group (CG) and periodontitis group (PG). In order to induce experimental periodontitis, we tied the wire ligature around bilateral maxillary first molar of rats. After 8 weeks, the following indicators were valued: gingival index, tooth mobility, probing pocket depth; indexes about oxidative stress and circulating biomarkers; bone retraction by micro-CT analysis; Toll-like receptor 4 (TLR4), myeloid differential protein-88 (MyD88), and nuclear factor kappa B (NF-κB) by qRT-PCR and Western blotting; tumor necrosis factor α (TNF-α), and interleukin-6 (IL-6) by qRT-PCR and immunohistochemical staining; inflammation of periodontal and hepatic tissues by histopathological observation. RESULTS Periodontal indicators and micro-CT results showed the raised levels of inflammatory response and bone retraction in PG compared with CG. The mRNA and protein levels of TLR4, MyD88, NF-κB, TNF-α, and IL-6 have indicated high values in PG versus CG. Histopathological analysis revealed a correlation between periodontitis and hepatic injury. CONCLUSION TLR4/MyD88/NF-κB pathway may play a role in periodontitis-induced liver inflammation of rats.
Collapse
Affiliation(s)
- Yiyun Yue
- Department of Periodontology, Jilin University, Changchun, China
| | - Xinchan Liu
- Department of Geriatric Stomatology, Jilin University, Changchun, China
| | - Yan Li
- Department of Periodontology, Jilin University, Changchun, China
| | - Boyuan Xia
- Department of Periodontology, Jilin University, Changchun, China
| | - Weixian Yu
- Department of Geriatric Stomatology, Jilin University, Changchun, China.,Jilin Provincial Laboratory of Biomedical Engineering, School and Hospital of Stomatology, Jilin University, Changchun, China
| |
Collapse
|
13
|
Alves EHP, Carvalho ADS, Silva FRP, Carvalho França LF, Di Lenardo D, Vasconcelos ACCG, Nascimento HMS, Ribeiro Lopes VL, Oliveira JS, Vasconcelos DFP. Bromelain reduces the non‐alcoholic fatty liver disease and periodontal damages caused by ligature‐induced periodontitis. Oral Dis 2020; 26:1793-1802. [DOI: 10.1111/odi.13476] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2019] [Revised: 05/12/2020] [Accepted: 05/21/2020] [Indexed: 12/20/2022]
Affiliation(s)
- Even Herlany Pereira Alves
- Laboratory of Histological Analysis and Preparation (LAPHis) Federal University of Parnaiba Delta (UFDPar) Parnaiba PI Brazil
| | - André dos Santos Carvalho
- Laboratory of Histological Analysis and Preparation (LAPHis) Federal University of Parnaiba Delta (UFDPar) Parnaiba PI Brazil
| | | | - Luiz Felipe Carvalho França
- Laboratory of Histological Analysis and Preparation (LAPHis) Federal University of Parnaiba Delta (UFDPar) Parnaiba PI Brazil
| | - David Di Lenardo
- Laboratory of Histological Analysis and Preparation (LAPHis) Federal University of Parnaiba Delta (UFDPar) Parnaiba PI Brazil
| | | | - Hélio Mateus Silva Nascimento
- Laboratory of Histological Analysis and Preparation (LAPHis) Federal University of Parnaiba Delta (UFDPar) Parnaiba PI Brazil
| | - Víctor Lucas Ribeiro Lopes
- Laboratory of Histological Analysis and Preparation (LAPHis) Federal University of Parnaiba Delta (UFDPar) Parnaiba PI Brazil
| | - Jefferson Soares Oliveira
- Laboratory of Biochemistry and Biology of Microorganism and Plants (BIOMIC) Federal University of Parnaiba Delta (UFDPar) Parnaíba PI Brazil
| | | |
Collapse
|
14
|
Vasconcelos ACCG, Vasconcelos DFP, da Silva FRP, França LFDC, Alves EHP, Di Lenardo D, Pessoa LDS, Nascimento HMS, Carvalho ADS, Sousa FBDM, Barbosa ALDR, Medeiros JVR, Novaes PD, Mariano FS, Lima BDS, Araujo AADS, Júnior LJQ, de Oliveira AP. Alpha-terpineol complexed with beta-cyclodextrin reduces damages caused by periodontitis in rats. J Periodontal Res 2020; 55:877-886. [PMID: 32583890 DOI: 10.1111/jre.12780] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/29/2019] [Revised: 05/15/2020] [Accepted: 05/30/2020] [Indexed: 01/09/2023]
Abstract
BACKGROUND AND OBJECTIVE This study aimed to assess the effectiveness of the treatment with alpha-terpineol (αTPN) complexed with beta-cyclodextrin (βCD) on oral, blood, and hepatic parameters in ligature-induced periodontitis. MATERIAL AND METHODS Forty female rats were distributed among the following groups: control (vehicle solution), periodontitis (ligature + vehicle solution), 5 mg/kg of αTPN-βCD (ligature), and 25 mg/kg of αTPN-βCD (ligature). Compounds were administered daily via intraperitoneal injection over a 20-day period. Periodontitis was induced with the bilateral insertion of ligatures around the first lower molars of each rat. Oral parameters, as well as blood biomarkers, were measured: histopathological assessment of the hepatic tissue was carried out using light and transmission electron microscopy. RESULTS The treatment with αTPN-βCD significantly improved several oral parameters and blood biomarkers in comparison with rats with periodontitis. In addition, the treatment with αTPN-βCD significantly ameliorated the steatosis score and reduced the number of lipid droplets and the amount of foamy cytoplasm in the hepatocytes of rats with periodontitis. CONCLUSION The results obtained suggest that the treatment with αTPN-βCD improves several oral and blood parameters in rats with experimental periodontitis. In addition, hepatic alterations caused by periodontitis were ameliorated in the rats treated with αTPN-βCD.
Collapse
Affiliation(s)
- Any Carolina Cardoso Guimarães Vasconcelos
- Medicinal Plants Research Center (NPPM), Federal University of hPiaui, Teresina, Brazil.,Medicine School, Education Institute of Parnaiba Valley (IESVAP-Afya), Parnaiba, Brazil
| | | | - Felipe Rodolfo Pereira da Silva
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - Luiz Felipe de Carvalho França
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - Even Herlany Pereira Alves
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - David Di Lenardo
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - Larissa Dos Santos Pessoa
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - Hélio Mateus Silva Nascimento
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - André Dos Santos Carvalho
- Laboratory of Histological Analysis and Preparation (LAPHis), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | | | - André Luiz Dos Reis Barbosa
- Laboratory of Experimental Psychopharmacology (LAFFEX), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - Jand-Venes Rolim Medeiros
- Laboratory of Experimental Psychopharmacology (LAFFEX), Federal University of Parnaiba Delta (UFDPar), Parnaiba, Brazil
| | - Pedro Duarte Novaes
- Department of Morphology, Piracicaba Dental School, State University of Campinas - UNICAMP, Piracicaba, Brazil
| | - Flávia Sammartino Mariano
- Department of Morphology, Piracicaba Dental School, State University of Campinas - UNICAMP, Piracicaba, Brazil
| | | | | | | | | |
Collapse
|
15
|
A Diet Rich in Saturated Fat and Cholesterol Aggravates the Effect of Bacterial Lipopolysaccharide on Alveolar Bone Loss in a Rabbit Model of Periodontal Disease. Nutrients 2020; 12:nu12051405. [PMID: 32422858 PMCID: PMC7284766 DOI: 10.3390/nu12051405] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2020] [Revised: 05/09/2020] [Accepted: 05/10/2020] [Indexed: 12/13/2022] Open
Abstract
Increasing evidence connects periodontitis with a variety of systemic diseases, including metabolic syndrome, atherosclerosis, and non-alcoholic fatty liver disease (NAFLD). The proposal of this study was to evaluate the role of diets rich in saturated fat and cholesterol in some aspects of periodontal diseases in a lipopolysaccharide (LPS)-induced model of periodontal disease in rabbits and to assess the influence of a periodontal intervention on hyperlipidemia, atherosclerosis, and NAFLD progression to non-alcoholic steatohepatitis. Male rabbits were maintained on a commercial standard diet or a diet rich in saturated fat (3% lard w/w) and cholesterol (1.3% w/w) (HFD) for 40 days. Half of the rabbits on each diet were treated 2 days per week with intragingival injections of LPS from Porphyromonas gingivalis. Morphometric analyses revealed that LPS induced higher alveolar bone loss (ABL) around the first premolar in animals receiving standard diets, which was exacerbated by the HFD diet. A higher score of acinar inflammation in the liver and higher blood levels of triglycerides and phospholipids were found in HFD-fed rabbits receiving LPS. These results suggest that certain dietary habits can exacerbate some aspects of periodontitis and that bad periodontal health can contribute to dyslipidemia and promote NAFLD progression, but only under certain conditions.
Collapse
|
16
|
Talebian R, Hashem O, Gruber R. Taurocholic acid lowers the inflammatory response of gingival fibroblasts, epithelial cells, and macrophages. J Oral Sci 2020; 62:335-339. [DOI: 10.2334/josnusd.19-0342] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/01/2022]
Affiliation(s)
- Reza Talebian
- Department of Oral Biology, University Clinic of Dentistry, Medical University of Vienna
- Experimental Research Center, Medical Faculty, Tehran University of Medical Sciences
| | - Othman Hashem
- Department of Oral Biology, University Clinic of Dentistry, Medical University of Vienna
| | - Reinhard Gruber
- Department of Oral Biology, University Clinic of Dentistry, Medical University of Vienna
- Department of Periodontology, School of Dental Medicine, University of Bern
| |
Collapse
|
17
|
da Silva FRP, e Silva Conceição Pinto M, de Carvalho França LF, Alves EHP, dos Santos Carvalho J, Di Lenardo D, Brito TV, Medeiros JVR, de Oliveira JS, Freitas ALP, Barros FCN, dos Reis Barbosa AL, Vasconcelos DFP. Sulfated polysaccharides from the marine algae Gracilaria caudata prevent tissue damage caused by ligature-induced periodontitis. Int J Biol Macromol 2019; 132:1-8. [DOI: 10.1016/j.ijbiomac.2019.03.194] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2018] [Revised: 03/05/2019] [Accepted: 03/25/2019] [Indexed: 02/07/2023]
|
18
|
Andrade RSBD, França LFDC, Pessoa LDS, Landim BDAA, Rodrigues AA, Alves EHP, Lenardo DD, Nascimento HMS, Sousa FBDM, Barbosa ALDR, Medeiros JR, Vasconcelos ACCG, Vasconcelos DFP. High‐fat diet aggravates the liver disease caused by periodontitis in rats. J Periodontol 2019; 90:1023-1031. [DOI: 10.1002/jper.18-0564] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/26/2018] [Revised: 01/28/2019] [Accepted: 01/28/2019] [Indexed: 12/28/2022]
Affiliation(s)
| | | | - Larissa dos Santos Pessoa
- Laboratory of Histological Analysis and Preparation (LAPHis)Federal University of Piauí Parnaíba Piauí Brazil
| | | | - Ayane Araújo Rodrigues
- Laboratory of Histological Analysis and Preparation (LAPHis)Federal University of Piauí Parnaíba Piauí Brazil
| | - Even Herlany Pereira Alves
- Laboratory of Histological Analysis and Preparation (LAPHis)Federal University of Piauí Parnaíba Piauí Brazil
| | - David Di Lenardo
- Laboratory of Histological Analysis and Preparation (LAPHis)Federal University of Piauí Parnaíba Piauí Brazil
| | | | | | | | - Jand‐Venes Rolim Medeiros
- Laboratory of Experimental Physiopharmacology (LAFFEX)Federal University of Piauí Parnaíba Piauí Brazil
| | | | | |
Collapse
|