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Meichtry LB, Sotelo MB, Musachio EAS, Janner DE, Dahleh MMM, Fernandes EJ, Bortolotto VC, Guerra GP, Prigol M. Early exposure to trans fat causes cognitive impairment by modulating the expression of proteins associated with oxidative stress and synaptic plasticity in Drosophila melanogaster. Comp Biochem Physiol C Toxicol Pharmacol 2024; 279:109858. [PMID: 38369039 DOI: 10.1016/j.cbpc.2024.109858] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/30/2023] [Revised: 01/21/2024] [Accepted: 02/15/2024] [Indexed: 02/20/2024]
Abstract
Evidence has shown that consuming trans fatty acids (TFA) during development leads to their incorporation into the nervous tissue, resulting in neurological changes in flies. In this study, Drosophila melanogaster was exposed to different concentrations of hydrogenated vegetable fat (HVF) during development: substitute hydrogenated vegetable fat (SHVF), HVF 10 %, and HVF 20 %. The objective was to evaluate the effects of early trans fat exposure on cognition and associated pathways in flies. The results showed that early TFA exposure provoked a cerebral redox imbalance, as confirmed by increased reactive species (HVF 10 and 20 %) and lipid peroxidation (SHVF, HVF 10, and 20 %), reduced nuclear factor erythroid 2-related factor 2 immunoreactivity (HVF 10 and 20 %), and increased heat shock protein 70 (HVF 20 %), which was possibly responsible for decreasing superoxide dismutase (SHVF, HVF 10, and 20 %) and catalase (HVF 20 %) activities. Furthermore, the presence of TFA in nervous tissue impaired learning (HVF 10 and 20 %) and memory at 6 and 24 h (SHVF, HVF 10, and 20 %). These cognitive impairments may be linked to reduced Shank levels (HVF 20 %) and increased acetylcholinesterase activity (SHVF, HVF 10 and 20 %) observed. Our findings demonstrate that early exposure to trans fat leads to cerebral redox imbalance, altering proteins associated with stress, synaptic plasticity, and the cholinergic system, consequently leading to cognitive impairment in flies.
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Affiliation(s)
- Luana Barreto Meichtry
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Magna Barrientos Sotelo
- Institute of Food Science and Technology, Federal University of Rio Grande do Sul, 91501-970 Porto Alegre, RS, Brazil
| | - Elize Aparecida Santos Musachio
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Dieniffer Espinosa Janner
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Mustafa Munir Mustafa Dahleh
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Eliana Jardim Fernandes
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Vandreza Cardoso Bortolotto
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Gustavo Petri Guerra
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil
| | - Marina Prigol
- Laboratory of Pharmacological and Toxicological Evaluations Applied to Bioactive Molecules (LaftamBio), Federal University of Pampa, Campus Itaqui, 97650-000 Itaqui, RS, Brazil.
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Farsani MS, Fathi M, Farsani ZH, Gourgin Karaji Z. Swimming alters some proteins of skeletal muscle tissue in rats with Alzheimer-like phenotype. Arch Gerontol Geriatr 2024; 117:105260. [PMID: 37979338 DOI: 10.1016/j.archger.2023.105260] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/03/2023] [Revised: 10/04/2023] [Accepted: 11/02/2023] [Indexed: 11/20/2023]
Abstract
OBJECTIVES Exercise training plays a significant role in preventing the destruction of central nerve neurons and muscle atrophy. The purpose of the present study was to investigate the effect of a period of swimming training on the expression of Neural cell adhesion molecule (NCAM), Semaphorin 3A (SEMA3A), and Profilin-1 (PFN1) proteins in the gastrocnemius muscle of Alzheimer-like phenotype rats. METHODS & MATERIALS 32 Wistar males were (6 weeks of age) divided into four groups: Healthy Control (HC), Alzheimer-like phenotype's Control (AC), Healthy Training (HT), and Alzheimer-like phenotype's Training (AT). Alzheimer-like phenotypes were induced by beta-amyloid injection in the hippocampus. The training program consisted of 20 swimming sessions. Gastrocnemius muscle was removed after the intervention, and NCAM, SEMA3A, and PFN1 proteins were measured by the immunohistoflorescent method. RESULTS The results showed that SEMA3A was increased (p = 0.001), and NCAM (p = 0.001), and PFN1 (p = 0.001) were decreased in AC compared to the HC group. Also, the results showed that NCAM (p = 0.001) and Pfn1 (p = 0.002) increased in the HT group compared to HC, and the NCAM (p = 0.001) and Pfn1 (p = 0.002) in AT group compared to AC (p = 0.001) increased significantly, while SEMA3A was reduced in the HT group compared to HC (p = 0.001) and AT group compared to AC (p = 0.001) CONCLUSION: Swimming effectively improves axon regeneration and neuronal formation in motor neurons and, therefore, can be an effective intervention to prevent and control the complications of Alzheimer-like phenotype.
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Affiliation(s)
| | - Mohammad Fathi
- Dept. of Sport Sciences, Faculty of Human Sciences, Lorestan University, Khorramabad, Iran.
| | | | - Zinab Gourgin Karaji
- Dept. of Physical education, Farhanguian University of Kermanshah Province, Kermanshah, Iran
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Supplementation with Proline Improves Haemato-Biochemical and Reproductive Indicators in Male Rabbits Affected by Environmental Heat-Stress. Animals (Basel) 2021; 11:ani11020373. [PMID: 33540779 PMCID: PMC7913087 DOI: 10.3390/ani11020373] [Citation(s) in RCA: 15] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/18/2020] [Revised: 01/22/2021] [Accepted: 01/29/2021] [Indexed: 12/13/2022] Open
Abstract
Simple Summary The exposure of rabbits, such as other mammals, to environmental heat stress drastically affects homeostasis and reproductive function. The current trial indicates that a dietary supplementation with 50–100 mg/kg DM of proline improves redox status, blood metabolites, and reproductive traits of rabbit bucks. Abstract Twenty-four adult rabbit bucks (n = 6 per treatment) were fed a basal diet supplemented with 0 (control), 50, 100, and 150 mg proline/kg dry matter (DM) diet for 12 weeks to determine possible usefulness for alleviating the negative impact of environmental heat stress on redox status, haemato-biochaemical attributes and semen quality. There were significant dose–response effects, with increments in levels of dietary proline (LDP) quadratically improving red blood cell counts (p = 0.017), rectal temperature (p = 0.009), and respiratory rate (p < 0.001). Increasing LDP cubically affected superoxide dismutase activity in blood plasma (p = 0.012) and total antioxidant capacity in both blood and seminal plasma (p < 0.001 and p = 0.006, respectively). The optimal response was observed at 30 and 80 mg proline/kg DM for blood and seminal plasma, respectively. With regards to homeostasis indexes, increments in LDP cubically modified blood plasma concentrations of total protein (p = 0.002) and albumin (p < 0.001), with an optimal response found at 70 mg proline/kg DM. A linear relationship (p = 0.005) was also observed between LDP and blood plasma glucose concentrations, with the optimal response being found at 100 mg proline/kg DM. Increasing LDP also showed positive effects on reproductive traits, with quadratic increases in blood plasma testosterone and cortisol concentrations (p < 0.001; optimal responses at 50 and 60 mg proline/kg DM, respectively), a positive linear relationship with in libido, ejaculate volume, sperm concentration and total sperm count (p < 0.001 for all; optimal responses observed at 100 mg proline/kg DM) and a quadratic increase in total functional sperm fraction (p < 0.001; optimal response at 70 mg proline mg/kg DM). Hence, the optimal positive effects of dietary proline supplementation on redox status, blood metabolites, and reproductive traits of rabbit bucks may be achieved at 50–100 mg/kg DM.
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Gram MG, Wogensen E, Moseholm K, Mogensen J, Malá H. Exercise-induced improvement in cognitive performance after fimbria-fornix transection depends on the timing of exercise administration. Brain Res Bull 2016; 125:117-26. [DOI: 10.1016/j.brainresbull.2016.06.012] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/28/2015] [Revised: 06/15/2016] [Accepted: 06/21/2016] [Indexed: 01/29/2023]
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D-Galactose Causes Motor Coordination Impairment, and Histological and Biochemical Changes in the Cerebellum of Rats. Mol Neurobiol 2016; 54:4127-4137. [DOI: 10.1007/s12035-016-9981-4] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/09/2016] [Accepted: 06/14/2016] [Indexed: 12/24/2022]
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Rodrigues AF, Biasibetti H, Zanotto BS, Sanches EF, Pierozan P, Schmitz F, Parisi MM, Barbé‐Tuana F, Netto CA, Wyse AT. Intracerebroventricular
d
‐galactose administration impairs memory and alters activity and expression of acetylcholinesterase in the rat. Int J Dev Neurosci 2016; 50:1-6. [DOI: 10.1016/j.ijdevneu.2016.01.007] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2015] [Revised: 01/26/2016] [Accepted: 01/27/2016] [Indexed: 12/16/2022] Open
Affiliation(s)
- André Felipe Rodrigues
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Helena Biasibetti
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Bruna Stela Zanotto
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Eduardo Farias Sanches
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Paula Pierozan
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Felipe Schmitz
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Mariana Migliorini Parisi
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Florencia Barbé‐Tuana
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Carlos Alexandre Netto
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
- Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
| | - Angela T.S. Wyse
- Programa de Pós‐Graduação em Ciências Biológicas: Bioquímica, Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
- Departamento de BioquímicaInstituto de Ciências Básicas da SaúdeUniversidade Federal do Rio Grande do SulRua Ramiro Barcelos, 2600‐AnexoCEP 90035‐003Porto AlegreRSBrazil
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Kalafatakis K, Gkanti V, Mackenzie-Gray Scott CA, Zarros A, Baillie GS, Tsakiris S. Acetylcholinesterase activity as a neurotoxicity marker within the context of experimentally-simulated hyperprolinaemia: An in vitro approach. J Nat Sci Biol Med 2015; 6:S98-S101. [PMID: 26604630 PMCID: PMC4630774 DOI: 10.4103/0976-9668.166099] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
Hyperprolinaemia is characterized by increased tissue accumulation of proline (Pro) and is known to exert serious cognitive and/or neuropsychiatric symptomatology as a direct result of Pro accumulation in the brain. The aim of this study was to explore a putative link between experimentally-simulated hyperprolinaemia and the activity of acetylcholinesterase (AChE); a crucial neurotoxicity marker. In vitro experiments were undertaken on purified eel-derived AChE, as well as on adult mouse brain homogenates, in order to examine the effect of a spectrum of Pro concentrations (3, 30, 500, and 1000 μM) on this marker. Our data showed that although Pro exerted a significant inhibitory effect on pure AChE activity, mouse brain-derived membrane-bound AChE activity was found either unaltered or significantly increased following incubation with Pro. The use of AChE activity as a neurotoxicity marker within the context of experimentally-simulated hyperprolinaemia should be considered with caution and in parallel with a number of other experimental parameters.
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Affiliation(s)
- Konstantinos Kalafatakis
- Laboratory of Physiology, Medical School, National and Kapodistrian University of Athens, Athens, Greece ; Henry Wellcome Laboratories for Integrative Neuroscience and Endocrinology, School of Clinical Sciences, Faculty of Medicine and Dentistry, University of Bristol, Bristol, UK
| | - Vasiliki Gkanti
- Laboratory of Physiology, Medical School, National and Kapodistrian University of Athens, Athens, Greece ; Gardiner Laboratory, Institute of Cardiovascular and Medical Sciences, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK
| | - Connie A Mackenzie-Gray Scott
- Gardiner Laboratory, Institute of Cardiovascular and Medical Sciences, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK
| | - Apostolos Zarros
- Laboratory of Physiology, Medical School, National and Kapodistrian University of Athens, Athens, Greece ; Gardiner Laboratory, Institute of Cardiovascular and Medical Sciences, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK
| | - George S Baillie
- Gardiner Laboratory, Institute of Cardiovascular and Medical Sciences, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, UK
| | - Stylianos Tsakiris
- Laboratory of Physiology, Medical School, National and Kapodistrian University of Athens, Athens, Greece
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Experimental Lung Injury Promotes Changes in Oxidative/Nitrative Status and Inflammatory Markers in Cerebral Cortex of Rats. Mol Neurobiol 2014; 52:1590-1600. [DOI: 10.1007/s12035-014-8961-9] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/24/2014] [Accepted: 10/22/2014] [Indexed: 10/24/2022]
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Liu H, Yang J, Liu Q, Jin C, Wu S, Lu X, Zheng L, Xi Q, Cai Y. Lanthanum chloride impairs spatial memory through ERK/MSK1 signaling pathway of hippocampus in rats. Neurochem Res 2014; 39:2479-91. [PMID: 25316495 DOI: 10.1007/s11064-014-1452-6] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/09/2014] [Revised: 09/14/2014] [Accepted: 10/07/2014] [Indexed: 12/24/2022]
Abstract
Rare earth elements (REEs) are used in many fields for their diverse physical and chemical properties. Surveys have shown that REEs can impair learning and memory in children and cause neurobehavioral defects in animals. However, the mechanism underlying these impairments has not yet been completely elucidated. Lanthanum (La) is often selected to study the effects of REEs. The aim of this study was to investigate the spatial memory impairments induced by lanthanum chloride (LaCl3) and the probable underlying mechanism. Wistar rats were exposed to LaCl3 in drinking water at 0 % (control, 0 mM), 0.25 % (18 mM), 0.50 % (36 mM), and 1.00 % (72 mM) from birth to 2 months after weaning. LaCl3 considerably impaired the spatial learning and memory of rats in the Morris water maze test, damaged the synaptic ultrastructure and downregulated the expression of p-MEK1/2, p-ERK1/2, p-MSK1, p-CREB, c-FOS and BDNF in the hippocampus. These results indicate that LaCl3 exposure impairs the spatial learning and memory of rats, which may be attributed to disruption of the synaptic ultrastructure and inhibition of the ERK/MSK1 signaling pathway in the hippocampus.
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Affiliation(s)
- Huiying Liu
- Department of Toxicology, School of Public Health, China Medical University, 92 North 2nd Road, Heping District, Shenyang, 110001, Liaoning, People's Republic of China
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Savio LEB, Vuaden FC, Kist LW, Pereira TC, Rosemberg DB, Bogo MR, Bonan CD, Wyse ATS. Proline-induced changes in acetylcholinesterase activity and gene expression in zebrafish brain: reversal by antipsychotic drugs. Neuroscience 2013; 250:121-8. [PMID: 23867765 DOI: 10.1016/j.neuroscience.2013.07.004] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2013] [Revised: 06/10/2013] [Accepted: 07/06/2013] [Indexed: 11/28/2022]
Abstract
Hyperprolinemia is an inherited disorder of proline metabolism and hyperprolinemic patients can present neurological manifestations, such as seizures, cognitive dysfunctions, and schizoaffective disorders. However, the mechanisms related to these symptoms are still unclear. In the present study, we evaluated the in vivo and in vitro effects of proline on acetylcholinesterase (AChE) activity and gene expression in the zebrafish brain. For the in vivo studies, animals were exposed at two proline concentrations (1.5 and 3.0mM) during 1h or 7 days (short- or long-term treatments, respectively). For the in vitro assays, different proline concentrations (ranging from 3.0 to 1000 μM) were tested. Long-term proline exposures significantly increased AChE activity for both treated groups when compared to the control (34% and 39%). Moreover, the proline-induced increase on AChE activity was completely reverted by acute administration of antipsychotic drugs (haloperidol and sulpiride), as well as the changes induced in ache expression. When assessed in vitro, proline did not promote significant changes in AChE activity. Altogether, these data indicate that the enzyme responsible for the control of acetylcholine levels might be altered after proline exposure in the adult zebrafish. These findings contribute for better understanding of the pathophysiology of hyperprolinemia and might reinforce the use of the zebrafish as a complementary vertebrate model for studying inborn errors of amino acid metabolism.
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Affiliation(s)
- L E B Savio
- Laboratório de Neuroproteção e Doenças Metabólicas, Programa de Pós-Graduação em Bioquímica, Departamento de Bioquímica, Instituto de Ciências Básicas da Saúde, Universidade Federal do Rio Grande do Sul, Rua Ramiro Barcelos 2600-Anexo, 90035-003 Porto Alegre, RS, Brazil
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Loureiro SO, Heimfarth L, Scherer EB, da Cunha MJ, de Lima BO, Biasibetti H, Pessoa-Pureur R, Wyse AT. Cytoskeleton of cortical astrocytes as a target to proline through oxidative stress mechanisms. Exp Cell Res 2013; 319:89-104. [DOI: 10.1016/j.yexcr.2012.11.002] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/19/2012] [Revised: 10/09/2012] [Accepted: 11/01/2012] [Indexed: 11/28/2022]
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