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de Souza DR, Vasconcelos DAAD, Murata GM, Fortes MAS, Marzuca-Nassr GN, Levada-Pires AC, Vitzel KF, Abreu P, Scervino MVM, Hirabara SM, Curi R, Pithon-Curi TC. Glutamine supplementation versus functional overload in extensor digitorum longus muscle hypertrophy. PharmaNutrition 2020. [DOI: 10.1016/j.phanu.2020.100236] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
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de Vasconcelos DAA, Giesbertz P, de Souza DR, Vitzel KF, Abreu P, Marzuca-Nassr GN, Fortes MAS, Murata GM, Hirabara SM, Curi R, Daniel H, Pithon-Curi TC. Oral L-glutamine pretreatment attenuates skeletal muscle atrophy induced by 24-h fasting in mice. J Nutr Biochem 2019; 70:202-214. [DOI: 10.1016/j.jnutbio.2019.05.010] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/07/2019] [Revised: 04/23/2019] [Accepted: 05/14/2019] [Indexed: 02/06/2023]
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de Vasconcelos DAA, Giesbertz P, Murata GM, de Souza DR, Fiamoncini J, Duque-Guimaraes D, Leandro CG, Hirabara SM, Daniel H, Curi R, Pithon-Curi TC. Myotube Protein Content Associates with Intracellular L-Glutamine Levels. Cell Physiol Biochem 2019; 53:200-214. [PMID: 31287628 DOI: 10.33594/000000130] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2019] [Accepted: 07/08/2019] [Indexed: 11/06/2022] Open
Abstract
BACKGROUND/AIMS Skeletal mass loss is reported in several catabolic conditions and it has been associated with a reduced intracellular L-glutamine content. We investigated the association of intracellular L-glutamine concentration with the protein content in skeletal muscle cells. METHODS We cultivated C2C12 myotubes in the absence or presence of 2 (reference condition), 8 or 16 mM L-glutamine for 48 hours, and the variations in the contents of amino acids and proteins measured. We used an inhibitor of L-glutamine synthesis (L-methionine sulfoximine - MSO) to promote a further reduction in intracellular L-glutamine levels. Amino acids contents in cells and media were measured using LC-MS/MS. We measured changes in phosphorylated Akt, RP-S6, and 4E-BP1contents in the absence or presence of insulin by western blotting. RESULTS Reduced intracellular L-glutamine concentration was associated with decreased protein content and increased protein breakdown. Low intracellular glutamine levels were also associated with decreased p-Akt contents in the presence of insulin. A further decrease in intracellular L-glutamine caused by glutamine synthetase inhibitor reduced protein content and levels of amino acids generated from glutamine metabolism and increased bAib still further. Cells exposed to high medium glutamine levels did not have any change in protein content but exhibited increased contents of the amino acids derived from L-glutamine metabolism. CONCLUSION Intracellular L-glutamine levels per se play a role in the control of protein content in skeletal muscle myotubes.
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Affiliation(s)
- Diogo Antonio Alves de Vasconcelos
- Department of Physiology and Biophysics, Institute of Biomedical Sciences, University of Sao Paulo, Sao Paulo, Brazil.,Post-graduate Program in Nutrition, Physical Activity and Phenotypic Plasticity, Federal University of Pernambuco, Vitoria de Santo Antao, Brazil,
| | - Pieter Giesbertz
- Nutritional Physiology, Technische Universität München, München, Germany
| | - Gilson Masahiro Murata
- Department of Physiology and Biophysics, Institute of Biomedical Sciences, University of Sao Paulo, Sao Paulo, Brazil
| | - Diego Ribeiro de Souza
- Interdisciplinary Post-graduate Program in Health Sciences, Cruzeiro do Sul University, Sao Paulo, Brazil
| | - Jarlei Fiamoncini
- FoRC - Food Research Center, Department of Food and Experimental Nutrition, School of Pharmaceutical Sciences, University of Sao Paulo, Sao Paulo, Brazil
| | - Daniella Duque-Guimaraes
- Department of Physiology and Biophysics, Institute of Biomedical Sciences, University of Sao Paulo, Sao Paulo, Brazil.,Institute of Metabolic Science, University of Cambridge, Cambridge, United Kingdom
| | - Carol Góis Leandro
- Post-graduate Program in Nutrition, Physical Activity and Phenotypic Plasticity, Federal University of Pernambuco, Vitoria de Santo Antao, Brazil
| | - Sandro Massao Hirabara
- Interdisciplinary Post-graduate Program in Health Sciences, Cruzeiro do Sul University, Sao Paulo, Brazil
| | - Hannelore Daniel
- Nutritional Physiology, Technische Universität München, München, Germany
| | - Rui Curi
- Department of Physiology and Biophysics, Institute of Biomedical Sciences, University of Sao Paulo, Sao Paulo, Brazil.,Interdisciplinary Post-graduate Program in Health Sciences, Cruzeiro do Sul University, Sao Paulo, Brazil
| | - Tania Cristina Pithon-Curi
- Interdisciplinary Post-graduate Program in Health Sciences, Cruzeiro do Sul University, Sao Paulo, Brazil
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Santos VC, Sierra APR, Oliveira R, Caçula KG, Momesso CM, Sato FT, Silva MBB, Oliveira HH, Passos MEP, de Souza DR, Gondim OS, Benetti M, Levada-Pires AC, Ghorayeb N, Kiss MAPDM, Gorjão R, Pithon-Curi TC, Cury-Boaventura MF. Marathon Race Affects Neutrophil Surface Molecules: Role of Inflammatory Mediators. PLoS One 2016; 11:e0166687. [PMID: 27911915 PMCID: PMC5135050 DOI: 10.1371/journal.pone.0166687] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/21/2016] [Accepted: 11/02/2016] [Indexed: 02/06/2023] Open
Abstract
The fatigue induced by marathon races was observed in terms of inflammatory and immunological outcomes. Neutrophil survival and activation are essential for inflammation resolution and contributes directly to the pathogenesis of many infectious and inflammatory conditions. The aim of this study was to investigate the effect of marathon races on surface molecules related to neutrophil adhesion and extrinsic apoptosis pathway and its association with inflammatory markers. We evaluated 23 trained male runners at the São Paulo International Marathon 2013. The following components were measured: hematological and inflammatory mediators, muscle damage markers, and neutrophil function. The marathon race induced an increased leukocyte and neutrophil counts; creatine kinase (CK), lactate dehydrogenase (LDH), CK-MB, interleukin (IL)-6, IL-10, and IL-8 levels. C-reactive protein (CRP), IL-12, and tumor necrosis factor (TNF)-α plasma concentrations were significantly higher 24 h and 72 h after the marathon race. Hemoglobin and hematocrit levels decreased 72 h after the marathon race. We also observed an increased intercellular adhesion molecule-1 (ICAM-1) expression and decreasedTNF receptor-1 (TNFR1) expression immediately after and 24 h after the marathon race. We observed an increased DNA fragmentation and L-selectin and Fas receptor expressions in the recovery period, indicating a possible slow rolling phase and delayed neutrophil activation and apoptosis. Marathon racing affects neutrophils adhesion and survival in the course of inflammation, supporting the “open-window” post-exercise hypothesis.
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Affiliation(s)
- Vinicius Coneglian Santos
- Institute of Biomedical Sciences, University of São Paulo, São Paulo, São Paulo, Brazil
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Ana Paula Renno Sierra
- School of Physical Education and Sport, University of São Paulo, São Paulo, São Paulo, Brazil
- Sports Cardiology Department, Dante Pazzanese Institute of Cardiology, São Paulo, São Paulo, Brazil
- Medicine Department, Nove de Julho University, São Paulo, São Paulo, Brazil
- * E-mail: (MFCB); (APRS)
| | - Rodrigo Oliveira
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Kim Guimarães Caçula
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - César Miguel Momesso
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Fabio Takeo Sato
- Institute of Biomedical Sciences, University of São Paulo, São Paulo, São Paulo, Brazil
| | - Maysa Braga Barros Silva
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Heloisa Helena Oliveira
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | | | - Diego Ribeiro de Souza
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Olivia Santos Gondim
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Marino Benetti
- School of Physical Education and Sport, University of São Paulo, São Paulo, São Paulo, Brazil
| | | | - Nabil Ghorayeb
- Sports Cardiology Department, Dante Pazzanese Institute of Cardiology, São Paulo, São Paulo, Brazil
| | | | - Renata Gorjão
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Tânia Cristina Pithon-Curi
- Institute of Biomedical Sciences, University of São Paulo, São Paulo, São Paulo, Brazil
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
| | - Maria Fernanda Cury-Boaventura
- Institute of Physical Activity and Sports Sciences, University of Cruzeiro do Sul, São Paulo, São Paulo, Brazil
- * E-mail: (MFCB); (APRS)
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