The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia

A growing body of evidence confirms abnormal fatty acid (FAs) metabolism in the pathophysiology of schizophrenia. Omega-3 polyunsaturated fatty acids (PUFAs) are endogenous ligands of the G protein-coupled receptors, which have anti-inflammatory properties and are a therapeutic target in many diseas...

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Main Authors: Joanna Rog, Anna Błażewicz, Dariusz Juchnowicz, Agnieszka Ludwiczuk, Ewa Stelmach, Małgorzata Kozioł, Michal Karakula, Przemysław Niziński, Hanna Karakula-Juchnowicz
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Biomedicines
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Online Access:https://www.mdpi.com/2227-9059/8/8/243
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author Joanna Rog
Anna Błażewicz
Dariusz Juchnowicz
Agnieszka Ludwiczuk
Ewa Stelmach
Małgorzata Kozioł
Michal Karakula
Przemysław Niziński
Hanna Karakula-Juchnowicz
author_facet Joanna Rog
Anna Błażewicz
Dariusz Juchnowicz
Agnieszka Ludwiczuk
Ewa Stelmach
Małgorzata Kozioł
Michal Karakula
Przemysław Niziński
Hanna Karakula-Juchnowicz
author_sort Joanna Rog
collection DOAJ
description A growing body of evidence confirms abnormal fatty acid (FAs) metabolism in the pathophysiology of schizophrenia. Omega-3 polyunsaturated fatty acids (PUFAs) are endogenous ligands of the G protein-coupled receptors, which have anti-inflammatory properties and are a therapeutic target in many diseases. No clinical studies are concerned with the role of the GPR120 signaling pathway in schizophrenia. The aim of the study was to determine the differences in PUFA nutritional status and metabolism between patients with schizophrenia (SZ group) and healthy individuals (HC group). The study included 80 participants (40 in the SZ group, 40 in the HC group). There were no differences in serum GPR120 and PUFA concentrations and PUFA intake between the examined groups. In the HC group, there was a relationship between FAs in serum and GPR120 concentration (<i>p</i> < 0.05): α-linolenic acid (ALA) (<i>R</i> = −0.46), docosahexaenoic acid (DHA) (<i>R</i> = −0.54), omega-3 PUFAs (<i>R</i> = −0.41), arachidonic acid (AA) (<i>R</i> = −0.44). In the SZ group, FA serum concentration was not related to GPR120 (<i>p</i> > 0.05). In the HC group, ALA and DHA serum concentrations were independently associated with GPR120 (<i>p</i> < 0.05) in the model adjusted for eicosapentaenoic acid (EPA) and accounted for 38.59% of GPR120 variability (<i>p</i> < 0.05). Our results indicate different metabolisms of FAs in schizophrenia. It is possible that the diminished anti-inflammatory response could be a component connecting GPR120 insensitivity with schizophrenia.
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spelling doaj.art-8b9102c3d3194a2d86ef3fdf2076e98a2023-11-20T07:47:08ZengMDPI AGBiomedicines2227-90592020-07-018824310.3390/biomedicines8080243The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in SchizophreniaJoanna Rog0Anna Błażewicz1Dariusz Juchnowicz2Agnieszka Ludwiczuk3Ewa Stelmach4Małgorzata Kozioł5Michal Karakula6Przemysław Niziński7Hanna Karakula-Juchnowicz81st Department of Psychiatry, Psychotherapy and Early Intervention, Medical University of Lublin, 20-439 Lublin, PolandChair of Chemistry, Department of Analytical Chemistry, Medical University of Lublin, 20-093 Lublin, PolandDepartment of Psychiatric Nursing, Medical University of Lublin, 20-093 Lublin, PolandIndependent Laboratory of Natural Products Chemistry, Department of Pharmacognosy, Medical University of Lublin, 20-093 Lublin, Poland2nd Department of Psychiatry and Psychiatric Rehabilitation, Medical University of Lublin, 20-439 Lublin, PolandChair and Department of Medical Microbiology, Medical University of Lublin; 20-093 Lublin, PolandStudent Research Team from Department of Analytical Chemistry, Medical University of Lublin, 20-093 Lublin, PolandChair of Chemistry, Department of Analytical Chemistry, Medical University of Lublin, 20-093 Lublin, Poland1st Department of Psychiatry, Psychotherapy and Early Intervention, Medical University of Lublin, 20-439 Lublin, PolandA growing body of evidence confirms abnormal fatty acid (FAs) metabolism in the pathophysiology of schizophrenia. Omega-3 polyunsaturated fatty acids (PUFAs) are endogenous ligands of the G protein-coupled receptors, which have anti-inflammatory properties and are a therapeutic target in many diseases. No clinical studies are concerned with the role of the GPR120 signaling pathway in schizophrenia. The aim of the study was to determine the differences in PUFA nutritional status and metabolism between patients with schizophrenia (SZ group) and healthy individuals (HC group). The study included 80 participants (40 in the SZ group, 40 in the HC group). There were no differences in serum GPR120 and PUFA concentrations and PUFA intake between the examined groups. In the HC group, there was a relationship between FAs in serum and GPR120 concentration (<i>p</i> < 0.05): α-linolenic acid (ALA) (<i>R</i> = −0.46), docosahexaenoic acid (DHA) (<i>R</i> = −0.54), omega-3 PUFAs (<i>R</i> = −0.41), arachidonic acid (AA) (<i>R</i> = −0.44). In the SZ group, FA serum concentration was not related to GPR120 (<i>p</i> > 0.05). In the HC group, ALA and DHA serum concentrations were independently associated with GPR120 (<i>p</i> < 0.05) in the model adjusted for eicosapentaenoic acid (EPA) and accounted for 38.59% of GPR120 variability (<i>p</i> < 0.05). Our results indicate different metabolisms of FAs in schizophrenia. It is possible that the diminished anti-inflammatory response could be a component connecting GPR120 insensitivity with schizophrenia.https://www.mdpi.com/2227-9059/8/8/243G protein-coupled receptorsGPR120FFAR4schizophreniapolyunsaturated fatty acidslong-chain fatty acids
spellingShingle Joanna Rog
Anna Błażewicz
Dariusz Juchnowicz
Agnieszka Ludwiczuk
Ewa Stelmach
Małgorzata Kozioł
Michal Karakula
Przemysław Niziński
Hanna Karakula-Juchnowicz
The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia
Biomedicines
G protein-coupled receptors
GPR120
FFAR4
schizophrenia
polyunsaturated fatty acids
long-chain fatty acids
title The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia
title_full The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia
title_fullStr The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia
title_full_unstemmed The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia
title_short The Role of GPR120 Receptor in Essential Fatty Acids Metabolism in Schizophrenia
title_sort role of gpr120 receptor in essential fatty acids metabolism in schizophrenia
topic G protein-coupled receptors
GPR120
FFAR4
schizophrenia
polyunsaturated fatty acids
long-chain fatty acids
url https://www.mdpi.com/2227-9059/8/8/243
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