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Marcos JL, Olivares-Barraza R, Ceballo K, Wastavino M, Ortiz V, Riquelme J, Martínez-Pinto J, Muñoz P, Cruz G, Sotomayor-Zárate R. Obesogenic Diet-Induced Neuroinflammation: A Pathological Link between Hedonic and Homeostatic Control of Food Intake. Int J Mol Sci 2023; 24:ijms24021468. [PMID: 36674982 PMCID: PMC9866213 DOI: 10.3390/ijms24021468] [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] [MESH Headings] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/23/2022] [Revised: 12/22/2022] [Accepted: 12/26/2022] [Indexed: 01/13/2023] Open
Abstract
Obesity-induced neuroinflammation is a chronic aseptic central nervous system inflammation that presents systemic characteristics associated with increased pro-inflammatory cytokines such as interleukin 1 beta (IL-1β) and interleukin 18 (IL-18) and the presence of microglia and reactive astrogliosis as well as the activation of the NLRP3 inflammasome. The obesity pandemic is associated with lifestyle changes, including an excessive intake of obesogenic foods and decreased physical activity. Brain areas such as the lateral hypothalamus (LH), lateral septum (LS), ventral tegmental area (VTA), and nucleus accumbens (NAcc) have been implicated in the homeostatic and hedonic control of feeding in experimental models of diet-induced obesity. In this context, a chronic lipid intake triggers neuroinflammation in several brain regions such as the hypothalamus, hippocampus, and amygdala. This review aims to present the background defining the significant impact of neuroinflammation and how this, when induced by an obesogenic diet, can affect feeding control, triggering metabolic and neurological alterations.
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Affiliation(s)
- José Luis Marcos
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
- Escuela de Ciencias Agrícolas y Veterinarias, Universidad Viña del Mar, Viña del Mar 2572007, Chile
- Programa de Doctorado en Ciencias e Ingeniería para la Salud, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Rossy Olivares-Barraza
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
- Programa de Doctorado en Ciencias Mención Neurociencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Karina Ceballo
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
- Programa de Doctorado en Ciencias Mención Neurociencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Melisa Wastavino
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Víctor Ortiz
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Julio Riquelme
- Escuela de Medicina y Centro de Neurología Traslacional (CENTRAS), Facultad de Medicina, Universidad de Valparaíso, Viña del Mar 2540064, Chile
| | - Jonathan Martínez-Pinto
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Pablo Muñoz
- Escuela de Medicina y Centro de Neurología Traslacional (CENTRAS), Facultad de Medicina, Universidad de Valparaíso, Viña del Mar 2540064, Chile
| | - Gonzalo Cruz
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
| | - Ramón Sotomayor-Zárate
- Centro de Neurobiología y Fisiopatología Integrativa (CENFI), Instituto de Fisiología, Facultad de Ciencias, Universidad de Valparaíso, Valparaíso 2360102, Chile
- Correspondence: ; Tel.: +56-32-2508050
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Rimbach R, Wastavino M, Yuen CH, Pillay N, Schradin C. Contrasting activity budgets of alternative reproductive tactics in male striped mice. J Zool (1987) 2016. [DOI: 10.1111/jzo.12414] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- R. Rimbach
- School of Animal, Plant & Environmental Sciences; University of the Witwatersrand; Johannesburg South Africa
| | - M. Wastavino
- Institute of Zoology; University of Basel; Basel Switzerland
| | - C. H. Yuen
- School of Animal, Plant & Environmental Sciences; University of the Witwatersrand; Johannesburg South Africa
| | - N. Pillay
- School of Animal, Plant & Environmental Sciences; University of the Witwatersrand; Johannesburg South Africa
| | - C. Schradin
- School of Animal, Plant & Environmental Sciences; University of the Witwatersrand; Johannesburg South Africa
- IPHC, UNISTRA, CNRS; Strasbourg France
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