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Riggen-Bueno V, Del Toro-Arreola S, Baltazar-Díaz TA, Vega-Magaña AN, Peña-Rodríguez M, Castaño-Jiménez PA, Sánchez-Orozco LV, Vera-Cruz JM, Bueno-Topete MR. Intestinal Dysbiosis in Subjects with Obesity from Western Mexico and Its Association with a Proinflammatory Profile and Disturbances of Folate (B9) and Carbohydrate Metabolism. Metabolites 2024; 14:121. [PMID: 38393013 PMCID: PMC10890169 DOI: 10.3390/metabo14020121] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/09/2024] [Revised: 02/03/2024] [Accepted: 02/07/2024] [Indexed: 02/25/2024] Open
Abstract
Obesity is a public health problem with a growing prevalence worldwide. In Mexico, it is estimated that one out of three adults suffer from obesity. In these patients, the intestinal microbiota (IM) undergoes pathological changes that are associated with a dysbiotic state; however, the microbiota profile of adult subjects with obesity from western Mexico has not been described. To assess this, fecal samples were obtained from 65 participants (Obese = 38; Control = 27). The microbial composition was characterized by 16S rRNA amplicon sequencing. The IM of the group with obesity revealed a clear decrease in richness and diversity (p < 0.001), as well as a significant increase in proinflammatory bacterial groups, mainly genera belonging to the Negativicutes class, Escherichia/Shigella, and Prevotella. Likewise, an increase in short-chain fatty acid-producing bacteria was found, especially the genus Lachnoclostridium. Additionally, PICRUSt2 analysis showed a depletion of vitamin B9 metabolism and an increase in saccharolytic pathways. The IM of patients with obesity possesses a dysbiotic, proinflammatory environment, possibly contributing to lipogenesis and adiposity. Thus, assessing the IM will allow for a better understanding of the pathophysiology of metabolic diseases of high prevalence, such as obesity. These findings are described for the first time in the adult population of western Mexico.
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Affiliation(s)
- Verónica Riggen-Bueno
- Servicio de Nutrición Clínica, Hospital Civil de Guadalajara, Unidad Hospitalaria Fray Antonio Alcalde, Hospital 278, Guadalajara CP 44280, Jalisco, Mexico
- Maestría en Nutrición Clínica, Universidad del Valle de Atemajac, Tepeyac 4800, Zapopan CP 45050, Jalisco, Mexico
| | - Susana Del Toro-Arreola
- Instituto de Investigación en Enfermedades Crónico Degenerativas, Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - Tonatiuh Abimael Baltazar-Díaz
- Instituto de Investigación en Enfermedades Crónico Degenerativas, Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - Alejandra N Vega-Magaña
- Instituto de Investigación en Ciencias Biomédicas, Departamento de Clínicas Médicas, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - Marcela Peña-Rodríguez
- Laboratorio de Diagnóstico de Enfermedades Emergentes y Reemergentes, Departamento de Microbiología y Patología, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - Paula Alejandra Castaño-Jiménez
- Instituto de Investigación en Enfermedades Crónico Degenerativas, Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - Laura Verónica Sánchez-Orozco
- Instituto de Investigación en Enfermedades Crónico Degenerativas, Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - José María Vera-Cruz
- Instituto de Nutrigenética y Nutrigenómica Traslacional, Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
| | - Miriam Ruth Bueno-Topete
- Instituto de Investigación en Enfermedades Crónico Degenerativas, Departamento de Biología Molecular y Genómica, Centro Universitario de Ciencias de la Salud, Universidad de Guadalajara, Sierra Mojada 950, Guadalajara CP 44340, Jalisco, Mexico
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Becerra-Loaiza DS, Roldan Flores LF, Ochoa-Ramírez LA, Gutiérrez-Zepeda BM, Del Toro-Arreola A, Franco-Topete RA, Morán-Mendoza A, Oceguera-Villanueva A, Topete A, Javalera D, Quintero-Ramos A, Daneri-Navarro A. HLA-G 14 bp Ins/Del (rs66554220) Variant Is Not Associated with Breast Cancer in Women from Western Mexico. Curr Issues Mol Biol 2023; 45:6842-6850. [PMID: 37623251 PMCID: PMC10453716 DOI: 10.3390/cimb45080432] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/04/2023] [Revised: 08/09/2023] [Accepted: 08/14/2023] [Indexed: 08/26/2023] Open
Abstract
HLA-G is a physiology and pathologic immunomodulator detrimentally related to cancer. Its gene is heavily transcriptionally and post-transcriptionally regulated by variants located in regulator regions like 3'UTR, being the most studied Ins/Del of 14-bp (rs66554220), which is known to influence the effects of endogen cell factors; nevertheless, the reports are discrepant and controversial. Herein, the relationship of the 14-bp Ins/Del variant (rs66554220) with breast cancer (BC) and its clinical characteristics were analyzed in 182 women with non-familial BC and 221 disease-free women as a reference group. Both groups from western Mexico and sex-age-matched (sm-RG). The rs66554220 variant was amplified by SSP-PCR and the fragments were visualized in polyacrylamide gel electrophoresis. The variant rs66554220 was not associated with BC in our population. However, we suggest the Ins allele as a possible risk factor for developing BC at clinical stage IV (OR = 3.05, 95% CI = 1.16-7.96, p = 0.01); nevertheless, given the small stratified sample size (n = 11, statistical power = 41%), this is inconclusive. In conclusion, the 14-bp Ins/Del (rs66554220) variant of HLA-G is not associated with BC in the Mexican population, but might be related to advanced breast tumors. Further studies are required.
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Affiliation(s)
- Denisse Stephania Becerra-Loaiza
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
- Doctorado en Genética Humana, Centro Universitario de Ciencias de la Salud, Departamento de Biología Molecular y Genómica, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
| | - Luisa Fernanda Roldan Flores
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
| | | | - Bricia M. Gutiérrez-Zepeda
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
- Doctorado en Genética Humana, Centro Universitario de Ciencias de la Salud, Departamento de Biología Molecular y Genómica, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
| | - Alicia Del Toro-Arreola
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
| | - Ramón Antonio Franco-Topete
- Centro Universitario de Ciencias de la Salud, Laboratorio de Patología, Departamento de Microbiología y Patología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
| | - Andrés Morán-Mendoza
- Centro Médico Nacional de Occidente, Hospital de Gineco Obstetricia, Instituto Mexicano del Seguro Social, Av. Belisario Domínguez #1000, Guadalajara 44340, Mexico
| | - Antonio Oceguera-Villanueva
- Instituto Jalisciense de Cancerología, Secretaría de Salud, Coronel Calderón #715, Guadalajara 44280, Mexico
| | - Antonio Topete
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
| | - David Javalera
- Departamento de Aparatos y Sistemas II, Universidad Autónoma de Guadalajara, Av. Patria #1201, Zapopan 45129, Mexico
| | - Antonio Quintero-Ramos
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
- Centro Médico Nacional de Occidente, Unidad de Investigación Biomédica 02, Hospital de Especialidades, Instituto Mexicano del Seguro Social, Av. Belisario Domínguez #999, Guadalajara 44340, Mexico
| | - Adrián Daneri-Navarro
- Centro Universitario de Ciencias de la Salud, Laboratorio de Inmunología, Departamento de Fisiología, Universidad de Guadalajara, Sierra Mojada #950, Guadalajara 44340, Mexico
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