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Juliani PZ, Rodrigues T, Bressan GN, Camponogara C, Oliveira SM, Brucker N, Fachinetto R. Effects of association between resveratrol and ketamine on behavioral and biochemical analysis in mice. J Neural Transm (Vienna) 2024; 131:971-986. [PMID: 38874765 DOI: 10.1007/s00702-024-02793-z] [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: 11/13/2023] [Accepted: 06/01/2024] [Indexed: 06/15/2024]
Abstract
Resveratrol (3,5,4'-trihydroxy-trans-stilbene), a phenol commonly found in grapes and wine, has been associated as protective in experimental models involving alterations in different neurotransmitter systems. However, studies are reporting that resveratrol could have adverse effects. This study evaluated if the association of a low dose of ketamine and resveratrol could induce behavioral manifestations associated with biochemical alterations. Moreover, the effects of treatment with resveratrol and/or ketamine on monoamine oxidase (MAO) activity, oxidative stress markers, and IL-6 levels in the brain were also investigated. Male Swiss mice received a low dose of ketamine (20 mg/kg) for 14 consecutive days, and resveratrol (10, 30, or 100 mg/kg) from day 8 up to day 14 of the experimental period, intraperitoneally. Locomotor, stereotyped behavior, Y-maze, novel recognition object test (NORT), and social interaction were quantified as well as ex vivo analysis of MAO activity, IL-6 levels, and oxidative stress markers (TBARS and total thiol levels) in brain tissues. Ketamine per se reduced the number of bouts of stereotyped behavior on day 8 of the experimental period. Resveratrol per se reduced the locomotor and exploratory activity in the open field, the time of exploration of new objects in the NORT, MAO-A activity in the striatum and increased the IL-6 levels in the cortex. These effects were attenuated when the mice were co-treated with ketamine and resveratrol. There was a decrease in MAO-A activity in the cortex of mice treated with ketamine + resveratrol 100 mg/kg. No significant alterations were found in oxidative stress markers. Resveratrol does not appear to cause summative effects with ketamine on behavioral alterations. However, the effect of resveratrol per se, mainly on locomotor and exploratory activity, should be better investigated.
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Affiliation(s)
- Patrícia Zorzi Juliani
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Talita Rodrigues
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Getulio Nicola Bressan
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Camila Camponogara
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Sara Marchesan Oliveira
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Natália Brucker
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Roselei Fachinetto
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil.
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil.
- Centro de Ciências da Saúde, Departamento de Fisiologia e Farmacologia, Santa Maria, RS, 97105-900, Brazil.
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Rodrigues T, Bressan GN, Krum BN, Soares FAA, Fachinetto R. Influence of the dose of ketamine used on schizophrenia-like symptoms in mice: A correlation study with TH, GAD 67, and PPAR-γ. Pharmacol Biochem Behav 2023; 233:173658. [PMID: 37804866 DOI: 10.1016/j.pbb.2023.173658] [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: 07/14/2023] [Revised: 10/03/2023] [Accepted: 10/04/2023] [Indexed: 10/09/2023]
Abstract
Schizophrenia is a chronic, debilitating mental illness that has not yet been completely understood. In this study, we aimed to investigate the effects of different doses of ketamine, a non-competitive NMDA receptor antagonist, on the positive- and negative-like symptoms of schizophrenia. We also explored whether these effects are related to changes in the immunoreactivity of GAD67, TH, and PPAR-γ in brain structures. To conduct the study, male mice received ketamine (20-40 mg/kg) or its vehicle (0.9 % NaCl) intraperitoneally for 14 consecutive days. We quantified stereotyped behavior, the time of immobility in the forced swimming test (FST), and locomotor activity after 7 or 14 days. In addition, we performed ex vivo analysis of the immunoreactivity of GAD, TH, and PPAR-γ, in brain tissues after 14 days. The results showed that ketamine administration for 14 days increased the grooming time in the nose region at all tested doses. It also increased immobility in the FST at 30 mg/kg doses and decreased the number of rearing cycles during stereotyped behavior at 40 mg/kg. These behavioral effects were not associated with changes in locomotor activity. We did not observe any significant alterations regarding the immunoreactivity of brain proteins. However, we found that GAD and TH were positively correlated with the number of rearing during the stereotyped behavior at doses of 20 and 30 mg/kg ketamine, respectively. GAD was positively correlated with the number of rearing in the open field test at a dose of 20 mg/kg. TH was inversely correlated with immobility time in the FST at a dose of 30 mg/kg. PPAR-γ was inversely correlated with the number of bouts of stereotyped behavior at a dose of 40 mg/kg of ketamine. In conclusion, the behavioral alterations induced by ketamine in positive-like symptoms were reproduced with all doses tested and appear to depend on the modulatory effects of TH, GAD, and PPAR-γ. Conversely, negative-like symptoms were associated with a specific dose of ketamine.
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Affiliation(s)
- Talita Rodrigues
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil
| | - Getulio Nicola Bressan
- Programa de Pós-Graduação em Ciências Biológicas, Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil
| | - Bárbara Nunes Krum
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil
| | - Félix Alexandre Antunes Soares
- Programa de Pós-Graduação em Ciências Biológicas, Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil
| | - Roselei Fachinetto
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil; Programa de Pós-Graduação em Ciências Biológicas, Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil.
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Mezzomo NF, da Silva Schmitz I, de Lima VB, Dorneles GP, Schaffer LF, Boeck CR, Romao PRT, Peroza LR. Reversal of haloperidol-induced orofacial dyskinesia and neuroinflammation by isoflavones. Mol Biol Rep 2021; 49:1917-1923. [PMID: 34854012 DOI: 10.1007/s11033-021-07003-7] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2021] [Accepted: 11/22/2021] [Indexed: 11/25/2022]
Abstract
BACKGROUND Schizophrenia is a mental illness and its pharmacological treatment consists in the administration of antipsychotics like haloperidol. However, haloperidol often causes extrapyramidal motor disorders such as tardive dyskinesia (TD). So far, there is no effective treatment against TD and alternatives for it have been sought. Isoflafones have been studied as neuroprotector and inhibitor of monoamine oxidase enzyme. Thus, the objective is to evaluate the possible protective effect of isoflavones against the induction of involuntary movements induced by haloperidol in an animal model. METHODS AND RESULTS Male Wistar rats were treated with haloperidol (1 mg/kg/day) and/or isoflavones (80 mg/kg) for 28 days. Rats were submitted to behavioral evaluation to quantify vacuous chewing movements (VCM) and locomotor activity. In addition, the levels of pro-inflammatory cytokines were measured in the striatum. Haloperidol treatment reduced the locomotor activity and increased the number of VCM in rats. Co-treatment with isoflavones was able to reverse hypolocomotion and reduce the number of VCM. Besides, haloperidol caused significant increase in the proinflammatory cytokines (interleukin-1β:IL-1β, tumor necrosis factor-α: TNF-α and IL-6 and the co-treatment with isoflavones was able to reduce the levels of IL-1β and TNF-α, but not IL-6. CONCLUSIONS It is believed that the beneficial effect found with this alternative treatment is related to its anti-inflammatory potential and to the action on estrogen receptors (based on scientific literature findings). Finally, further studies are needed to elucidate the mechanisms of isoflavones in reducing motor disorders induced by antipsychotics.
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Affiliation(s)
| | | | | | - Gilson Pires Dorneles
- Laboratório de Imunologia Celular e Molecular, Universidade Federal de Ciências da Saúde de Porto Alegre, Porto Alegre, RS, Brazil
| | | | - Carina Rodrigues Boeck
- Mestrado em Ciências da Saúde e da Vida, Universidade Franciscana (UFN), Santa Maria, RS, Brazil
| | - Pedro Roosevelt Torres Romao
- Laboratório de Imunologia Celular e Molecular, Universidade Federal de Ciências da Saúde de Porto Alegre, Porto Alegre, RS, Brazil
| | - Luis Ricardo Peroza
- Mestrado em Ciências da Saúde e da Vida, Universidade Franciscana (UFN), Santa Maria, RS, Brazil.
- Universidade Franciscana (UFN), 97010-032, Santa Maria, RS, Brazil.
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4
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Krum BN, de Freitas CM, Busanello A, Schaffer LF, Fachinetto R. Ex vivo and in vitro inhibitory potential of Kava extract on monoamine oxidase B activity in mice. J Tradit Complement Med 2021; 12:115-122. [PMID: 35528470 PMCID: PMC9072822 DOI: 10.1016/j.jtcme.2021.07.002] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/27/2021] [Revised: 07/10/2021] [Accepted: 07/13/2021] [Indexed: 01/13/2023] Open
Abstract
Background and aim Experimental procedure Results Conclusion Kava extract confirmed anxiolytic-like effect in mice. Kava extract reduced MAO-B activity in cortex and in the region containing substantia nigra in mice. Kava extract inhibited reversibly the MAO-B activity in vitro.
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Röpke J, Ferreira-Vieira TH, Iglesias LP, Asth L, Ribeiro FM, Moreira FA. Protective role of endocannabinoid signaling in an animal model of haloperidol-induced tardive dyskinesia. Pharmacol Biochem Behav 2021; 206:173193. [PMID: 33933537 DOI: 10.1016/j.pbb.2021.173193] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/04/2021] [Revised: 04/23/2021] [Accepted: 04/25/2021] [Indexed: 11/19/2022]
Abstract
Tardive dyskinesia (TD) is a side effect associated with the long-term use of certain antipsychotics. Considering the modulatory role of the endocannabinoid system upon dopaminergic neurotransmission, the present study tested the hypothesis that increasing endocannabinoid (anandamide and 2-arachidonoylglycerol) levels attenuates haloperidol-induced TD (vacuous chewing movements, VCMs) in male Wistar rats. The animals received administration of chronic haloperidol (38 mg/kg; 29 days) followed by acute FAAH (URB597, 0.1-0.5 mg/kg) or MAGL (JZL184, 1-10 mg/kg) inhibitors before VCM quantification. The underlying mechanisms were evaluated by pre-treatments with a CB1 receptor antagonist (AM251, 1 mg/kg) or a TRPV1 channel blocker (SB366791, 1 mg/kg). Moreover, CB1 receptor expression was evaluated in the striatum of high-VCM animals. As expected, haloperidol induced VCMs only in a subset of rats. Either FAAH or MAGL inhibition reduced VCMs. These effects were prevented by CB1 receptor antagonism, but not by TRPV1 blockage. Remarkably, CB1 receptor expression was increased high-VCM rats, with a positive correlation between the levels of CB1 expression and the number of VCMs. In conclusion, increasing endocannabinoid levels results in CB1 receptor-mediated protection against haloperidol-induced TD in rats. The increased CB1 receptor expression after chronic haloperidol treatment suggests a counter-regulatory protective mechanism.
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Affiliation(s)
- Jivago Röpke
- Department of Pharmacology, Institute of Biological Sciences, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil
| | - Talita H Ferreira-Vieira
- Department of Biochemistry and Immunology, Institute of Biological Sciences, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil
| | - Lia P Iglesias
- Department of Pharmacology, Institute of Biological Sciences, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil
| | - Laila Asth
- Department of Pharmacology, Institute of Biological Sciences, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil
| | - Fabíola M Ribeiro
- Department of Biochemistry and Immunology, Institute of Biological Sciences, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil
| | - Fabrício A Moreira
- Department of Pharmacology, Institute of Biological Sciences, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil.
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Krum BN, Molz de Freitas C, Chiapinotto Ceretta AP, Barbosa CP, de Moraes Reis E, Scussel R, da Silva Córneo E, Machado-de-Ávila RA, Boligon AA, Fachinetto R. Kava decreases the stereotyped behavior induced by amphetamine in mice. JOURNAL OF ETHNOPHARMACOLOGY 2021; 265:113293. [PMID: 32841698 DOI: 10.1016/j.jep.2020.113293] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/30/2020] [Revised: 07/31/2020] [Accepted: 08/13/2020] [Indexed: 06/11/2023]
Abstract
ETHNOPHARMACOLOGICAL RELEVANCE Kava extract (Piper methysticum) is a phytotherapic mainly used for the treatment of anxiety. Although the reported effects of Kava drinking improving psychotic symptoms of patients when it was introduced to relieve anxiety in aboriginal communities, its effects on models of psychosis-like symptoms are not investigated. AIM OF THE STUDY To investigate the effects of Kava extract on behavioral changes induced by amphetamine (AMPH) and its possible relation with alterations in monoamine oxidase (MAO) activity. MATERIALS AND METHODS Mice received vehicle or Kava extract by gavage and, 2 h after vehicle or AMPH intraperitoneally. Twenty-five minutes after AMPH administration, behavioral (elevated plus maze, open field, stereotyped behavior, social interaction and Y maze) and biochemical tests (MAO-A and MAO-B activity in cortex, hippocampus and striatum) were sequentially evaluated. RESULTS Kava extract exhibited anxiolytic effects in plus maze test, increased the locomotor activity of mice in open field test and decreased MAO-A (in cortex) and MAO-B (in hippocampus) activity of mice. Kava extract prevented the effects of AMPH on stereotyped behavior and, the association between Kava/AMPH increased the number of entries into arms in Y maze test as well as MAO-B activity in striatum. However, Kava extract did not prevent hyperlocomotion induced by AMPH in open field test. The social interaction was not modified by Kava extract and/or AMPH. CONCLUSION The results showed that Kava extract decreased the stereotyped behavior induced by AMPH at the same dose that promotes anxiolytic effects, which could be useful to minimize the psychotic symptoms in patients.
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Affiliation(s)
- Bárbara Nunes Krum
- Programa de Pós-Graduação Em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil.
| | - Catiuscia Molz de Freitas
- Programa de Pós-Graduação Em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil.
| | | | - Caroline Pilecco Barbosa
- Programa de Pós-Graduação Em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil.
| | - Elizete de Moraes Reis
- Programa de Pós-Graduação Em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil.
| | - Rahisa Scussel
- Programa de Pós-Graduação Em Ciências da Saúde, Universidade Do Extremo Sul Catarinense, Criciúma, SC, Brazil.
| | - Emily da Silva Córneo
- Curso de Biomedicina, Universidade Do Extremo Sul Catarinense, Criciúma, SC, Brazil.
| | | | - Aline Augusti Boligon
- Programa de Pós-Graduação Em Ciências Farmacêuticas, Universidade Federal de Santa Maria, RS, Brazil.
| | - Roselei Fachinetto
- Programa de Pós-Graduação Em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil; Programa de Pós-Graduação Em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil.
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7
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Ningdong Granule Upregulates the Striatal DA Transporter and Attenuates Stereotyped Behavior of Tourette Syndrome in Rats. EVIDENCE-BASED COMPLEMENTARY AND ALTERNATIVE MEDICINE 2020; 2020:2980705. [PMID: 33005197 PMCID: PMC7509575 DOI: 10.1155/2020/2980705] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 03/20/2020] [Revised: 08/15/2020] [Accepted: 08/28/2020] [Indexed: 12/01/2022]
Abstract
This study aimed to evaluate the possible mechanism of Ningdong granule (NDG) for the treatment of Tourette syndrome (TS). The rats with stereotyped behavior were established by microinjection with TS patients' sera; then, the model rats were divided into NDG and haloperidol (Hal) group, and the nonmedication model rats were regarded as treatment control (TS group). The stereotyped behavior of the rats was recorded, the level of dopamine (DA) in striatum, and the content of homovanillic acid (HVA) in sera were tested, and dopamine transporter (DAT) expression was measured in the study. The experimental results showed that NDG effectively inhibited the stereotyped behavior (P < 0.01), decreased the levels of DA in the striatum (P < 0.05), increased the content of sera HVA (P < 0.01), and enhanced the protein and mRNA expression of DAT in the striatum (P < 0.01). Additionally, the results also revealed Hal could improve the stereotyped behavior as well but had no remarkable influence on DAT expression and DA metabolism. In conclusion, NDG attenuates stereotyped behavior, and its mechanism of action might be associated with the upregulation of DAT expression to regulate DA metabolism in the brain.
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Krum BN, Martins AC, Queirós L, Ferrer B, Milne GL, Soares FAA, Fachinetto R, Aschner M. Haloperidol Interactions with the dop-3 Receptor in Caenorhabditis elegans. Mol Neurobiol 2020; 58:304-316. [PMID: 32935232 DOI: 10.1007/s12035-020-02124-9] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/14/2020] [Accepted: 09/05/2020] [Indexed: 11/29/2022]
Abstract
Haloperidol is a typical antipsychotic drug commonly used to treat a broad range of psychiatric disorders related to dysregulations in the neurotransmitter dopamine (DA). DA modulates important physiologic functions and perturbations in Caenorhabditis elegans (C. elegans) and, its signaling have been associated with alterations in behavioral, molecular, and morphologic properties in C. elegans. Here, we evaluated the possible involvement of dopaminergic receptors in the onset of these alterations followed by haloperidol exposure. Haloperidol increased lifespan and decreased locomotor behavior (basal slowing response, BSR, and locomotion speed via forward speed) of the worms. Moreover, locomotion speed recovered to basal conditions upon haloperidol withdrawal. Haloperidol also decreased DA levels, but it did not alter neither dop-1, dop-2, and dop-3 gene expression, nor CEP dopaminergic neurons' morphology. These effects are likely due to haloperidol's antagonism of the D2-type DA receptor, dop-3. Furthermore, this antagonism appears to affect mechanistic pathways involved in the modulation and signaling of neurotransmitters such as octopamine, acetylcholine, and GABA, which may underlie at least in part haloperidol's effects. These pathways are conserved in vertebrates and have been implicated in a range of disorders. Our novel findings demonstrate that the dop-3 receptor plays an important role in the effects of haloperidol.
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Affiliation(s)
- Bárbara Nunes Krum
- Departamento de Fisiologia e Farmacologia, Centro de Ciências da Saúde, Universidade Federal de Santa Maria, Camobi, Santa Maria, RS, 97105-900, Brazil.,Department of Molecular Pharmacology, Albert Einstein College of Medicine, Yeshiva University, Forccheimer 209, 1300 Morris Park Avenue, Bronx, NY, 10461, USA
| | - Airton C Martins
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Yeshiva University, Forccheimer 209, 1300 Morris Park Avenue, Bronx, NY, 10461, USA
| | - Libânia Queirós
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Yeshiva University, Forccheimer 209, 1300 Morris Park Avenue, Bronx, NY, 10461, USA.,Department of Biology and CESAM (Centre for Environmental and Marine Studies), University of Aveiro, 3810-193, Aveiro, Portugal
| | - Beatriz Ferrer
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Yeshiva University, Forccheimer 209, 1300 Morris Park Avenue, Bronx, NY, 10461, USA
| | - Ginger L Milne
- Vanderbilt Brain Institute, Vanderbilt University, Nashville, TN, 37240, USA
| | - Félix Alexandre Antunes Soares
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Yeshiva University, Forccheimer 209, 1300 Morris Park Avenue, Bronx, NY, 10461, USA.,Departamento de Bioquímica e Biologia Molecular, Centro de Ciências Naturais e Exatas, Universidade Federal de Santa Maria, Camobi, Santa Maria, RS, 97105-900, Brazil
| | - Roselei Fachinetto
- Departamento de Fisiologia e Farmacologia, Centro de Ciências da Saúde, Universidade Federal de Santa Maria, Camobi, Santa Maria, RS, 97105-900, Brazil
| | - Michael Aschner
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Yeshiva University, Forccheimer 209, 1300 Morris Park Avenue, Bronx, NY, 10461, USA.
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9
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Kronbauer M, Metz VG, Roversi K, Milanesi LH, Rubert Rossato D, da Silva Barcelos RC, Burger ME. Influence of magnesium supplementation and L-type calcium channel blocker on haloperidol-induced movement disturbances. Behav Brain Res 2019; 374:112119. [PMID: 31374223 DOI: 10.1016/j.bbr.2019.112119] [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: 01/28/2019] [Revised: 06/10/2019] [Accepted: 07/28/2019] [Indexed: 11/17/2022]
Abstract
Haloperidol (Hal) is an antipsychotic related to movement disorders. Magnesium (Mg) showed benefits on orofacial dyskinesia (OD), suggesting its involvement with N-methyl-D-aspartate receptors (NMDAR) since it acts blocking calcium channels. Comparisons between nifedipine (NIF; a calcium channel blocker) and Mg were performed to establish the Mg mechanism. Male rats concomitantly received Hal and Mg or NIF for 28 days, and OD behaviors were weekly assessed. Both Mg and NIF decreased Hal-induced OD. Hal increased Ca2+-ATPase activity in the striatum, and Mg reversed it. In the cortex, both Mg and NIF decreased such activity. Dopaminergic and glutamatergic immunoreactivity were modified by Hal and treatments: i) in the cortex: Hal reduced D1R and D2R, increasing NMDAR immunoreactivity. Mg and NIF reversed this Hal influence on D1R and NMDAR, while only Mg reversed Hal effects on D2R levels; ii) in the striatum: Hal decreased D2R and increased NMDAR while Mg and NIF decreased D1R and reversed the Hal-induced decreasing D2R levels. Only Mg reversed the Hal-induced increasing NMDAR levels; iii) in the substantia nigra (SN): while Hal increased D1R, D2R, and NMDAR, both Mg and NIF reversed this influence on D2R, but only Mg reversed the Hal-influence on D1R levels. Only NIF reversed the Hal effects on NMDAR immunoreactivity. These findings allow us to propose that Mg may be useful to minimize Hal-induced movement disturbances. Mg molecular mechanism seems to be involved with a calcium channel blocker because the NIF group showed less expressive effects than the Mg group.
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Affiliation(s)
- Maikel Kronbauer
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | - Vinicia Garzela Metz
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | - Karine Roversi
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | - Laura H Milanesi
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | | | | | - Marilise E Burger
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil; Departamento de Fisiologia e Farmacologia, UFSM, RS, Brazil.
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10
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Akinyemi AJ, Miah MR, Ijomone OM, Tsatsakis A, Soares FAA, Tinkov AA, Skalny AV, Venkataramani V, Aschner M. Lead (Pb) exposure induces dopaminergic neurotoxicity in Caenorhabditis elegans: Involvement of the dopamine transporter. Toxicol Rep 2019; 6:833-840. [PMID: 31463204 PMCID: PMC6709386 DOI: 10.1016/j.toxrep.2019.08.001] [Citation(s) in RCA: 44] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/24/2019] [Revised: 07/29/2019] [Accepted: 08/02/2019] [Indexed: 12/12/2022] Open
Abstract
Lead (Pb) is an environmental neurotoxicant, and has been implicated in several neurological disorders of dopaminergic dysfunction; however, the molecular mechanism of its toxicity has yet to be fully understood. This study investigated the effect of Pb exposure on dopaminergic neurodegeneration and function, as well as expression level of several dopaminergic signaling genes in wild type (N2) and protein kinase C (pkc) mutant Caenorhabditis elegans. Both N2 and pkc mutant worms were exposed to Pb2+ for 1 h. Thereafter, dopaminergic (DAergic) neurodegeneration, behavior and gene expression levels were assessed. The results revealed that Pb2+ treatment affects dopaminergic cell morphology and structure in worms expressing green fluorescent protein (GFP) under a DAergic cell specific promoter. Also, there was a significant impairment in dopaminergic neuronal function as tested by basal slowing response (BSR) in wild-type, N2 worms, but no effect was observed in pkc mutant worms. Furthermore, Pb2+ exposure increased dat-1 gene expression level when compared with N2 worms, but no alteration was observed in the pkc mutant strains. LC–MS analysis revealed a significant decrease in dopamine content in worms treated with Pb2+ when compared with controls. In summary, our results revealed that Pb2+ exposure induced dopaminergic dysfunction in C. elegans by altering dat-1 gene levels, but pkc mutants showed significant resistance to Pb2+ toxicity. We conclude that PKC activation is directly involved in the neurotoxicity of Pb.
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Affiliation(s)
- Ayodele Jacob Akinyemi
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Bronx, New York, United States
| | - Mahfuzur R Miah
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Bronx, New York, United States
| | - Omamuyovwi M Ijomone
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Bronx, New York, United States.,Department of Anatomy, School of Health and Health Technology, Federal University of Technology Akure (FUTA), Nigeria
| | - Aristidis Tsatsakis
- Laboratory of Toxicology and Forensic Sciences, Medical School, University of Crete, Heraklion, Greece
| | - Félix Alexandre Antunes Soares
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Bronx, New York, United States.,Universidade Federal de Santa Maria, Centro de Ciências Naturais e Exatas, Departamento de Bioquímica e Biologia Molecular, Santa Maria, RS, Brazil
| | | | - Anatoly V Skalny
- Peoples' Friendship University of Russia (RUDN University), Moscow, Russian Federation.,I. M. Sechenov First Moscow State Medical University, Moscow, Russia
| | - Vivek Venkataramani
- Department of Hematology and Medical Oncology, University Medical Center Göttingen (UMG), Göttingen, Germany.,Institute of Pathology, University Medical Center Göttingen (UMG), Göttingen, Germany
| | - Michael Aschner
- Department of Molecular Pharmacology, Albert Einstein College of Medicine, Bronx, New York, United States
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11
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The selective TRPV4 channel antagonist HC-067047 attenuates mechanical allodynia in diabetic mice. Eur J Pharmacol 2019; 856:172408. [DOI: 10.1016/j.ejphar.2019.172408] [Citation(s) in RCA: 17] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/11/2019] [Revised: 05/21/2019] [Accepted: 05/22/2019] [Indexed: 12/15/2022]
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12
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Ceretta APC, de Freitas CM, Schaffer LF, Reinheimer JB, Dotto MM, de Moraes Reis E, Scussel R, Machado-de-Ávila RA, Fachinetto R. Gabapentin reduces haloperidol-induced vacuous chewing movements in mice. Pharmacol Biochem Behav 2018; 166:21-26. [DOI: 10.1016/j.pbb.2018.01.003] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/07/2017] [Revised: 01/16/2018] [Accepted: 01/23/2018] [Indexed: 10/18/2022]
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13
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Benvegnú DM, Roversi K, Barcelos RCS, Trevizol F, Pase CS, Segat HJ, Dias VT, Savian AL, Piccoli BL, Piccolo J, Dutra-Filho CS, Emanuelli T, de Bona da Silva C, Beck RCR, Burger ME. Effects of Fish and Grape Seed Oils as Core of Haloperidol-Loaded Nanocapsules on Oral Dyskinesia in Rats. Neurochem Res 2017; 43:477-487. [DOI: 10.1007/s11064-017-2444-0] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/21/2017] [Revised: 10/17/2017] [Accepted: 11/30/2017] [Indexed: 01/10/2023]
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14
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Busanello A, Leal CQ, Peroza LR, Röpke J, de Moraes Reis E, de Freitas CM, Libardoni M, de Vargas Barbosa NB, Fachinetto R. Resveratrol Protects Against Vacuous Chewing Movements Induced by Chronic Treatment with Fluphenazine. Neurochem Res 2017; 42:3033-3040. [DOI: 10.1007/s11064-017-2335-4] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2017] [Revised: 06/10/2017] [Accepted: 06/17/2017] [Indexed: 12/24/2022]
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Lister J, Andreazza AC, Navaid B, Wilson VS, Teo C, Nesarajah Y, Wilson AA, Nobrega JN, Fletcher PJ, Remington G. Lipoic acid and haloperidol-induced vacuous chewing movements: Implications for prophylactic antioxidant use in tardive dyskinesia. Prog Neuropsychopharmacol Biol Psychiatry 2017; 72:23-29. [PMID: 27565433 DOI: 10.1016/j.pnpbp.2016.08.010] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/09/2016] [Revised: 08/03/2016] [Accepted: 08/20/2016] [Indexed: 01/30/2023]
Abstract
Tardive dyskinesia (TD), a potentially irreversible antipsychotic (AP)-related movement disorder, is a risk with all currently available antipsychotics. AP-induced vacuous chewing movements (VCMs) in rats, a preclinical model of TD, can be attenuated by antioxidant-based treatments although there is a shortage of well-designed studies. Lipoic acid (LA) represents a candidate antioxidant for the treatment of oxidative stress-related nervous system disorders; accordingly, its effects on AP-induced VCMs and striatal oxidative stress were examined. Rats treated with haloperidol decanoate (HAL; 21mg/kg every 3weeks, IM) for 12weeks were concurrently treated with LA (10 or 20mg/kg, PO). VCMs were assessed weekly by a blinded rater, and locomotor activity was evaluated as were striatal lipid peroxidation markers and serum HAL levels. VCMs were decreased by the lower dose (nonsignificant), whereas a significant increase was recorded with the higher dose of LA. HAL decreased locomotor activity and this was unaffected by LA. Striatal malondialdehyde (MDA) levels in HAL-treated rats were reduced by both LA doses, while 4-hydroxynonenal (4-HNE) levels were predictive of final VCM scores (averaged across weeks 10-12). Study limitations include differences between antipsychotics in terms of oxidative stress, LA dosing, choice of biomarkers for lipid peroxidation, and generalizability to TD in humans. Collectively, current preclinical evidence does not support a "protective" role for antioxidants in preventing TD or its progression, although clinical evidence offers limited evidence supporting such an approach.
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Affiliation(s)
- Joshua Lister
- Centre for Addiction and Mental Health, Toronto, ON, Canada; Institute of Medical Science, University of Toronto, Toronto, ON, Canada
| | - Ana C Andreazza
- Centre for Addiction and Mental Health, Toronto, ON, Canada; Institute of Medical Science, University of Toronto, Toronto, ON, Canada; Department of Psychiatry, University of Toronto, Toronto, ON, Canada; Department of Pharmacology and Toxicology, University of Toronto, Toronto, ON, Canada
| | - Bushra Navaid
- Department of Pharmacology and Toxicology, University of Toronto, Toronto, ON, Canada
| | | | - Celine Teo
- Centre for Addiction and Mental Health, Toronto, ON, Canada
| | | | - Alan A Wilson
- Centre for Addiction and Mental Health, Toronto, ON, Canada; Department of Psychiatry, University of Toronto, Toronto, ON, Canada
| | - José N Nobrega
- Centre for Addiction and Mental Health, Toronto, ON, Canada; Department of Psychiatry, University of Toronto, Toronto, ON, Canada; Department of Psychology, University of Toronto, Toronto, ON, Canada; Department of Pharmacology and Toxicology, University of Toronto, Toronto, ON, Canada
| | - Paul J Fletcher
- Centre for Addiction and Mental Health, Toronto, ON, Canada; Department of Psychiatry, University of Toronto, Toronto, ON, Canada; Department of Psychology, University of Toronto, Toronto, ON, Canada
| | - Gary Remington
- Centre for Addiction and Mental Health, Toronto, ON, Canada; Institute of Medical Science, University of Toronto, Toronto, ON, Canada; Department of Psychiatry, University of Toronto, Toronto, ON, Canada.
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Kronbauer M, Metz VG, Roversi K, Dias VT, de David Antoniazzi CT, da Silva Barcelos RC, Burger ME. Influence of magnesium supplementation on movement side effects related to typical antipsychotic treatment in rats. Behav Brain Res 2016; 320:400-411. [PMID: 27816557 DOI: 10.1016/j.bbr.2016.10.049] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2016] [Revised: 10/26/2016] [Accepted: 10/31/2016] [Indexed: 12/22/2022]
Abstract
Chronic use of typical antipsychotic haloperidolis related to movement disturbances such as parkinsonism, akathisia and tardive dyskinesia which have been related to excitotoxicity in extrapyramidal brain areas, requiring their prevention and treatment. In the current study we evaluated the influence of the magnesium on prevention (for 28days before-), reversion (for 12days after-) and concomitant supplementation on haloperidol-induced movement disorders in rats. Sub-chronic haloperidol was related to orofacial dyskinesia (OD) and catalepsy development, increased generation of reactive species (RS) and levels of protein carbonyl (PC) in cortex, striatum and substantia nigra (SN) in all experimental protocols. When provided preventatively, Mg reduced the increase of OD and catalepsy time 14 and 7days after haloperidol administration, respectively. When supplemented after haloperidol-induced OD establishment, Mg reversed this behavior after 12days, while catalepsy was reversed after 6days of Mg supplementation.When Mg was concomitantly supplemented with haloperidol administration, OD and catalepsy were prevented. Moreover, Mg supplementation was able to prevent the RS generation in both cortex and SN, reducing PC levels in all brain areas evaluated. When supplemented after haloperidol, Mg reversed RS generation in cortex and striatum, decreasing PC levels in SN and striatum.The co-administration of haloperidol and Mg supplementation prevented RS generation in cortex, striatum and SN, and PC levels in the SN.These outcomes indicate that Mg supplementation may be a useful alternative to prevent movement disturbances resulting of classic antipsychotic pharmacotherapy as haloperidol.
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Affiliation(s)
- Maikel Kronbauer
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | | | - Karine Roversi
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | - Veronica Tironi Dias
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil
| | | | | | - Marilise E Burger
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria (UFSM), RS, Brazil; Programa de Pós-Graduação em Bioquímica Toxicológica, UFSM, RS, Brazil; Departamento de Fisiologia e Farmacologia, UFSM, RS, Brazil.
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Alteration of Cytokines Levels in the Striatum of Rats: Possible Participation in Vacuous Chewing Movements Induced by Antipsycotics. Neurochem Res 2016; 41:2481-9. [DOI: 10.1007/s11064-016-1961-6] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/08/2016] [Revised: 04/19/2016] [Accepted: 05/17/2016] [Indexed: 01/31/2023]
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18
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de Freitas CM, Busanello A, Schaffer LF, Peroza LR, Krum BN, Leal CQ, Ceretta APC, da Rocha JBT, Fachinetto R. Behavioral and neurochemical effects induced by reserpine in mice. Psychopharmacology (Berl) 2016; 233:457-67. [PMID: 26514557 DOI: 10.1007/s00213-015-4118-4] [Citation(s) in RCA: 34] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/10/2014] [Accepted: 10/15/2015] [Indexed: 01/11/2023]
Abstract
RATIONALE Reserpine, a monoamine-depleting agent, which irreversibly and non-selectively blocks the vesicular monoamine transporter, has been used as an animal model to study several neurological disorders, including tardive dyskinesia and Parkinson's disease. OBJECTIVE The purpose of this study was to examine if motor deficits induced by reserpine in mice could be related to alterations in the expression of dopaminergic system proteins such as tyrosine hydroxylase (TH) and dopamine transporter (DAT) and in the activity of monoamine oxidase (MAO). METHODS Mice received either vehicle or reserpine (0.1, 0.5, or 1 mg/kg, s.c.) for four consecutive days. Two, 20, or 60 days after reserpine withdrawal, behavioral, and neurochemical changes were evaluated. RESULTS Reserpine at a dose of 0.5 and 1 mg/kg increased vacuous chewing movements (VCMs) and reduced locomotion. Behavioral changes were accompanied by reduction in TH immunoreactivity in the striatum evaluated on days 2 and 20 after the last injection of 1 mg/kg reserpine. Furthermore, negative correlations were found between VCM and MAO-A or MAO-B on day 2 and TH striatal immunoreactivity on day 20 after the last injection of 1 mg/kg reserpine. A positive correlation was observed between VCMs and DAT immunoreactivity in the substantia nigra on day 2 after the last injection of 0.5 mg/kg reserpine. CONCLUSIONS These findings suggest that the pharmacological blockage of vesicular monoamine transporter (VMAT) by reserpine caused neurochemical and behavioral alterations in mice.
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Affiliation(s)
- Catiuscia Molz de Freitas
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Alcindo Busanello
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Larissa Finger Schaffer
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Luis Ricardo Peroza
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Bárbara Nunes Krum
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | | | | | - João Batista Teixeira da Rocha
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil
| | - Roselei Fachinetto
- Programa de Pós-Graduação em Ciências Biológicas: Bioquímica Toxicológica, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil. .,Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, Santa Maria, RS, Brazil. .,Departamento de Fisiologia e Farmacologia, Centro de Ciências da Saúde, 97105-900, Santa Maria, RS, Brazil.
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Schaffer LF, de Freitas CM, Chiapinotto Ceretta AP, Peroza LR, de Moraes Reis E, Krum BN, Busanello A, Boligon AA, Sudati JH, Fachinetto R, Wagner C. Harpagophytum Procumbens Ethyl Acetate Fraction Reduces Fluphenazine-Induced Vacuous Chewing Movements and Oxidative Stress in Rat Brain. Neurochem Res 2016; 41:1170-84. [DOI: 10.1007/s11064-015-1811-y] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/03/2015] [Revised: 12/16/2015] [Accepted: 12/18/2015] [Indexed: 12/18/2022]
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20
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Kronbauer M, Segat HJ, De David Antoniazzi CT, Roversi K, Roversi K, Pase CS, Barcelos RCS, Burger ME. Magnesium Supplementation Prevents and Reverses Experimentally Induced Movement Disturbances in Rats: Biochemical and Behavioral Parameters. Biol Trace Elem Res 2015; 166:163-72. [PMID: 25686766 DOI: 10.1007/s12011-015-0268-9] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/23/2014] [Accepted: 02/04/2015] [Indexed: 10/24/2022]
Abstract
Reserpine administration results in a predictable animal model of orofacial dyskinesia (OD) that has been largely used to access movement disturbances related to extrapyramidal oxidative damage. Here, OD was acutely induced by reserpine (two doses of 0.7 mg/kg subcutaneous (s.c.)), every other day for 3 days), which was administered after (experiment 1) and before (experiment 2) magnesium (Mg) supplementation (40 mg/kg/mL, peroral (p.o.)). In experiment 1, Mg was administered for 28 days before reserpine treatment, while in experiment 2, it was initiated 24 h after the last reserpine administration and was maintained for 10 consecutive days. Experiment 1 (prevention) showed that Mg supplementation was able to prevent reserpine-induced OD and catalepsy development. Mg was also able to prevent reactive species (RS) generation, thus preventing increase of protein carbonyl (PC) levels in both cortex and substantia nigra, but not in striatum. Experiment 2 (reversion) showed that Mg was able to decrease OD and catalepsy at all times assessed. In addition, Mg was able to decrease RS generation, with lower levels of PC in both cortex and striatum, but not in substantia nigra. These outcomes indicate that Mg is an important metal that should be present in the diet, since its intake is able to prevent and minimize the development of movement disorders closely related to oxidative damage in the extrapyramidal brain areas, such as OD.
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Affiliation(s)
- Maikel Kronbauer
- Programa de Pós-Graduação em Bioquímica Toxicológica, Universidade Federal de Santa Maria (UFSM), Santa Maria, RS, 97105-900, Brazil
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21
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Yuan A, Su L, Yu S, Li C, Yu T, Sun J. Association between DRD2/ANKK1 TaqIA Polymorphism and Susceptibility with Tourette Syndrome: A Meta-Analysis. PLoS One 2015; 10:e0131060. [PMID: 26110876 PMCID: PMC4482493 DOI: 10.1371/journal.pone.0131060] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/07/2014] [Accepted: 05/29/2015] [Indexed: 11/18/2022] Open
Abstract
Background Genetic factors are important in the pathogenesis of Tourette syndrome (TS). Notably, Dopamine receptor D2 (DRD2) gene has been suggested as a possible candidate gene for this disorder. Several studies have demonstrated that DRD2/ANKK1 TaqIA polymorphism is associated with an increased risk of developing TS. However, past results remain conflicting. We addressed this controversy by performing a meta-analysis of the relationship between DRD2/ANKK1 TaqIA polymorphism and TS. Methods Literature was searched in multiple databases including PUBMED, COCHRANE and WEB OF SCIENCE up to July 2014. The number of the genotypes for DRD2/ANKK1 TaqIA in the TS and control subjects was extracted and statistical analysis was performed using Review Manager 5.0.16 and Stata 12.0 software. Summary odds ratios (ORs) and 95% confidence intervals (95%CIs) were utilized to calculate the risk of TS with DRD2/ANKK1 TaqIA. Stratified analysis based on ethnicity was also conducted. Results 523 patients with TS, 564 controls and 87 probands plus 152 relatives from five published studies were finally involved in this meta-analysis. Combined analysis revealed that the overall ORs for the DRD2/ANKK1 TaqIA A1 allele were 1.69 (95%CIs = 1.42-2.00) in the fixed-effect model and 1.66 (95%CIs = 1.33-2.08) in the random-effects model. Stratification by ethnicity indicated the TaqIA A1 allele was significantly associated with TS in Caucasians (fixed-effect model: OR=1.75, 95%CI = 1.43-2.16; random-effect model: OR=1.69, 95%CI = 1.25-2.28) and in Asians (OR=1.54, 95%CI = 1.12-2.10). Meta-analysis of the A1A1 vs. A2A2 (homozygous model), A1A2 vs. A2A2 (heterozygous model) and A1A1+A1A2 vs. A2A2 (dominant model) of this polymorphism revealed a significant association with TS in overall populations and Caucasians. Conclusions This meta-analysis suggested that the DRD2/ANKK1 TaqIA polymorphism might contribute to TS susceptibility, especially in Caucasian population. However, further investigation with a larger number of worldwide studies should be conducted to verify the association.
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Affiliation(s)
- Aihua Yuan
- Department of Genetics, Shanghai Mental Health Center, Shanghai Jiao Tong University School of Medicine, Shanghai, China
- Center for Translational Neuromedicine and the Department of Neurology, University of Rochester Medical Center, Rochester, New York, United States of America
| | - Liang Su
- Shanghai Key Laboratory of Psychotic Disorders, Shanghai Mental Health Center, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Shunying Yu
- Department of Genetics, Shanghai Mental Health Center, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Chunbo Li
- Shanghai Key Laboratory of Psychotic Disorders, Shanghai Mental Health Center, Shanghai Jiao Tong University School of Medicine, Shanghai, China
| | - Tao Yu
- Bio-X Center, Key Laboratory for the Genetics of Developmental and Neuropsychiatric Disorders (Ministry of Education), Shanghai Jiao Tong University, Shanghai, China
| | - Jinhua Sun
- Department of Medical Psychology, Shanghai General Hospital, Shanghai Jiao Tong University, Shanghai, China
- Department of Child & Adolescent Psychiatry, Shanghai Mental Health Center, Shanghai Jiao Tong University School of Medicine, Shanghai, China
- * E-mail:
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Extracellular dopamine and alterations on dopamine transporter are related to reserpine toxicity in Caenorhabditis elegans. Arch Toxicol 2015; 90:633-45. [PMID: 25579234 DOI: 10.1007/s00204-015-1451-7] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/21/2014] [Accepted: 01/06/2015] [Indexed: 10/24/2022]
Abstract
Reserpine is used as an animal model of parkinsonism. We hypothesized that the involuntary movements induced by reserpine in rodents are induced by dopaminergic toxicity caused by extracellular dopamine accumulation. The present study tested the effects of reserpine on the dopaminergic system in Caenorhabditis elegans. Reserpine was toxic to worms (decreased the survival, food intake, development and changed egg laying and defecation cycles). In addition, reserpine increased the worms' locomotor rate on food and decreased dopamine levels. Morphological evaluations of dopaminergic CEP neurons confirmed neurodegeneration characterized by decreased fluorescence intensity and the number of worms with intact CEP neurons, and increased number of shrunken somas per worm. These effects were unrelated to reserpine's effect on decreased expression of the dopamine transporter, dat-1. Interestingly, the locomotor rate on food and the neurodegenerative parameters fully recovered to basal conditions upon reserpine withdrawal. Furthermore, reserpine decreased survival in vesicular monoamine transporter and dat-1 loss-of-function mutant worms. In addition, worms pre-exposed to dopamine followed by exposure to reserpine had decreased survival. Reserpine activated gst-4, which controls a phase II detoxification enzymes downstream of nuclear factor (erythroid-derived-2)-like 2. Our findings establish that the dopamine transporter, dat-1, plays an important role in reserpine toxicity, likely by increasing extracellular dopamine concentrations.
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Röpke J, Busanello A, Leal CQ, de Moraes Reis E, de Freitas CM, Villarinho JG, Figueira FH, Mello CF, Ferreira J, Fachinetto R. Anandamide attenuates haloperidol-induced vacuous chewing movements in rats. Prog Neuropsychopharmacol Biol Psychiatry 2014; 54:195-9. [PMID: 24747871 DOI: 10.1016/j.pnpbp.2014.04.006] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/09/2013] [Revised: 03/26/2014] [Accepted: 04/09/2014] [Indexed: 11/26/2022]
Abstract
Antipsychotics may cause tardive dyskinesia in humans and orofacial dyskinesia in rodents. Although the dopaminergic system has been implicated in these movement disorders, which involve the basal ganglia, their underlying pathomechanisms remain unclear. CB1 cannabinoid receptors are highly expressed in the basal ganglia, and a potential role for endocannabinoids in the control of basal ganglia-related movement disorders has been proposed. Therefore, this study investigated whether CB1 receptors are involved in haloperidol-induced orofacial dyskinesia in rats. Adult male rats were treated for four weeks with haloperidol decanoate (38mg/kg, intramuscularly - i.m.). The effect of anandamide (6nmol, intracerebroventricularly - i.c.v.) and/or the CB1 receptor antagonist SR141716A (30μg, i.c.v.) on haloperidol-induced vacuous chewing movements (VCMs) was assessed 28days after the start of the haloperidol treatment. Anandamide reversed haloperidol-induced VCMs; SR141716A (30μg, i.c.v.) did not alter haloperidol-induced VCM per se but prevented the effect of anandamide on VCM in rats. These results suggest that CB1 receptors may prevent haloperidol-induced VCMs in rats, implicating CB1 receptor-mediated cannabinoid signaling in orofacial dyskinesia.
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Affiliation(s)
- Jivago Röpke
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil
| | - Alcindo Busanello
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil
| | | | - Elizete de Moraes Reis
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil
| | | | | | | | - Carlos Fernando Mello
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil
| | - Juliano Ferreira
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil; Programa de Pós-Graduação em Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil
| | - Roselei Fachinetto
- Programa de Pós-Graduação em Farmacologia, Universidade Federal de Santa Maria, RS, Brazil; Programa de Pós-Graduação em Bioquímica Toxicológica, Universidade Federal de Santa Maria, RS, Brazil.
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Valerian: no evidence for clinically relevant interactions. EVIDENCE-BASED COMPLEMENTARY AND ALTERNATIVE MEDICINE 2014; 2014:879396. [PMID: 25093031 PMCID: PMC4100259 DOI: 10.1155/2014/879396] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 01/08/2014] [Revised: 03/23/2014] [Accepted: 05/12/2014] [Indexed: 01/28/2023]
Abstract
In recent popular publications as well as in widely used information websites directed to cancer patients, valerian is claimed to have a potential of adverse interactions with anticancer drugs. This questions its use as a safe replacement for, for example, benzodiazepines. A review on the interaction potential of preparations from valerian root (Valeriana officinalis L. root) was therefore conducted. A data base search and search in a clinical drug interaction data base were conducted. Thereafter, a systematic assessment of publications was performed. Seven in vitro studies on six CYP 450 isoenzymes, on p-glycoprotein, and on two UGT isoenzymes were identified. However, the methodological assessment of these studies did not support their suitability for the prediction of clinically relevant interactions. In addition, clinical studies on various valerian preparations did not reveal any relevant interaction potential concerning CYP 1A2, 2D6, 2E1, and 3A4. Available animal and human pharmacodynamic studies did not verify any interaction potential. The interaction potential of valerian preparations therefore seems to be low and thereby without clinical relevance. We conclude that there is no specific evidence questioning their safety, also in cancer patients.
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Lister J, Nobrega JN, Fletcher PJ, Remington G. Oxidative stress and the antipsychotic-induced vacuous chewing movement model of tardive dyskinesia: evidence for antioxidant-based prevention strategies. Psychopharmacology (Berl) 2014; 231:2237-49. [PMID: 24752659 DOI: 10.1007/s00213-014-3582-6] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/08/2014] [Accepted: 04/02/2014] [Indexed: 12/23/2022]
Abstract
RATIONALE Despite decades of research, tardive dyskinesia (TD) remains a poorly understood iatrogenic movement disorder with few effective treatments and no known cure. Accordingly, the development of an innocuous strategy to prevent or mitigate antipsychotic (AP)-associated TD would represent an important clinical advance. Supporting evidence for antioxidant (AX)-based treatment regimens can be found in the preclinical literature, where AP-induced vacuous chewing movements (VCMs) in rats are attenuated by the concurrent administration of direct and indirect AXs. OBJECTIVES Our aim was to review the preclinical literature examining the role of AX-promoting treatments in the prevention of AP-induced VCMs in rats. METHODS A literature search using Google Scholar and PubMed was performed. Relevant results were qualitatively reviewed. RESULTS Studies featuring a variety of naturally occurring and synthetic AX treatments were identified and included in the review. The majority of studies used haloperidol (HAL), a typical AP, to induce VCMs. Studies revealed reduced VCMs in co-treated rats, with favorable changes seen in markers of oxidative stress (OS) and AX status, but were limited by their short durations. CONCLUSIONS Some preclinical evidence suggests that the inclusion of a naturally occurring and benign AX compound as an adjunct to AP treatment may help guard patients against TD, but additional long-duration studies are needed. This AX-based strategy is further substantiated by accumulating evidence of preexisting OS abnormalities in schizophrenia (SZ).
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Affiliation(s)
- Josh Lister
- Centre for Addiction and Mental Health, 250 College St., Toronto, ON, M5T 1R8, Canada,
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Bussmann RW. The globalization of traditional medicine in northern peru: from shamanism to molecules. EVIDENCE-BASED COMPLEMENTARY AND ALTERNATIVE MEDICINE : ECAM 2013; 2013:291903. [PMID: 24454490 PMCID: PMC3888705 DOI: 10.1155/2013/291903] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Subscribe] [Scholar Register] [Received: 08/30/2013] [Accepted: 10/22/2013] [Indexed: 11/18/2022]
Abstract
Northern Peru represents the center of the Andean "health axis," with roots going back to traditional practices of Cupisnique culture (1000 BC). For more than a decade of research, semistructured interviews were conducted with healers, collectors, and sellers of medicinal plants. In addition, bioassays were carried out to evaluate the efficacy and toxicity of plants found. Most of the 510 species encountered were native to Peru (83%). Fifty percent of the plants used in colonial times have disappeared from the pharmacopoeia. Market vendors specialized either on common and exotic plants, plants for common ailments, and plants only used by healers or on plants with magical purposes. Over 974 preparations with up to 29 different ingredients were used to treat 164 health conditions. Almost 65% of the medicinal plants were applied in these mixtures. Antibacterial activity was confirmed in most plants used for infections. Twenty-four percent of the aqueous extracts and 76% of the ethanolic extracts showed toxicity. Traditional preparation methods take this into account when choosing the appropriate solvent for the preparation of a remedy. The increasing demand for medicinal species did not increase the cultivation of medicinal plants. Most species are wild collected, causing doubts about the sustainability of trade.
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Affiliation(s)
- Rainer W. Bussmann
- William L. Brown Center, Missouri Botanical Garden, P.O. Box 299, St. Louis, MO 63166-0299, USA
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Antinociceptive Effects of Valeriana Extract in Mice: Involvement of the Dopaminergic and Serotonergic Systems. NEUROPHYSIOLOGY+ 2013. [DOI: 10.1007/s11062-013-9392-3] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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Nade VS, Shendye NV, Kawale LA, Patil NR, Khatri ML. Protective effect of nebivolol on reserpine-induced neurobehavioral and biochemical alterations in rats. Neurochem Int 2013; 63:316-21. [PMID: 23871717 DOI: 10.1016/j.neuint.2013.07.002] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2013] [Revised: 06/29/2013] [Accepted: 07/07/2013] [Indexed: 10/26/2022]
Abstract
Reserpine-induced orofacial dyskinesia is a model that shares some mechanists' aspects with tardive dyskinesia whose pathophysiology has been related to oxidative stress. The present study was aimed to explore neuroprotective effects of nebivolol, an antihypertensive agent, on reserpine-induced neurobehavioral and biochemical alterations in rats. Reserpine (1mg/kg, s.c.) was used to induce neurotoxicity. Administration of reserpine for 3 days every other day significantly increased the vacuous chewing movements (VCMs), tongue protrusions (TPs) and reduced the locomotor activity in rats. Pre-treatment with nebivolol (5 and 10mg/kg, p.o. for 5 days) showed dose dependant decrease in VCMs and TP induced by reserpine. Nebivolol also showed significant improvement in locomotor activity. Reserpine significantly increased lipid peroxidation and reduced the levels of defensive antioxidant enzymes like catalase (CAT), superoxide dismutase (SOD) and reduced glutathione (GSH) in rat brain. Nebivolol reversed these effects of reserpine on oxidative stress indices; indicating amelioration of oxidative stress in rat brains. The results of the present study indicated that nebivolol has a protective role against reserpine-induced orofacial dyskinesia. Thus, the use of nebivolol as a therapeutic agent for the treatment of tardive dyskinesia may be considered.
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Affiliation(s)
- V S Nade
- Department of Pharmacology, M.V.P.S. College of Pharmacy, Gangapur Road, Nashik, Maharashtra 422002, India.
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Peroza LR, Busanello A, Leal CQ, Röpke J, Boligon AA, Meinerz D, Libardoni M, Athayde ML, Fachinetto R. Bauhinia forficata Prevents Vacuous Chewing Movements Induced by Haloperidol in Rats and Has Antioxidant Potential In Vitro. Neurochem Res 2013; 38:789-96. [DOI: 10.1007/s11064-013-0981-8] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/22/2012] [Revised: 01/15/2013] [Accepted: 01/22/2013] [Indexed: 12/23/2022]
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Gallic acid decreases vacuous chewing movements induced by reserpine in rats. Pharmacol Biochem Behav 2013; 104:132-7. [PMID: 23313549 DOI: 10.1016/j.pbb.2013.01.001] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/20/2012] [Revised: 12/26/2012] [Accepted: 01/03/2013] [Indexed: 11/23/2022]
Abstract
Involuntary oral movements are present in several diseases and pharmacological conditions; however, their etiology and efficient treatments remain unclear. Gallic acid is a natural polyphenolic acid found in gall nuts, sumac, oak bark, tea leaves, grapes and wine, with potent antioxidant and antiapoptotic activity. Thus, the present study investigated the effects of gallic acid on vacuous chewing movements (VCMs) in an animal model induced by reserpine. Rats received either vehicle or reserpine (1mg/kg/day, s.c.) during three days, followed by treatment with water or different doses of gallic acid (4.5, 13.5 or 40.5mg/kg/day, p.o.) for three more days. As result, reserpine increased the number of VCMs in rats, and this effect was maintained for at least three days after its withdrawal. Gallic acid at two different doses (13.5 and 40.5mg/kg/day) has reduced VCMs in rats previously treated with reserpine. Furthermore, we investigated oxidative stress parameters (DCFH-DA oxidation, TBARS and thiol levels) and Na(+),K(+)-ATPase activity in striatum and cerebral cortex, however, no changes were observed. These findings show that gallic acid may have promissory use in the treatment of involuntary oral movements.
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Benvegnú DM, Barcelos RCS, Boufleur N, Pase CS, Reckziegel P, Flores FC, Ourique AF, Nora MD, Silva CDBD, Beck RCR, Bürger ME. Haloperidol-loaded polysorbate-coated polymeric nanocapsules decrease its adverse motor side effects and oxidative stress markers in rats. Neurochem Int 2012; 61:623-31. [DOI: 10.1016/j.neuint.2012.06.015] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/22/2011] [Revised: 06/13/2012] [Accepted: 06/21/2012] [Indexed: 10/28/2022]
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Effects of ningdong granule on DA, DRD2, and HVA in a rat model of Tourette's syndrome. J TRADIT CHIN MED 2012; 32:283-8. [PMID: 22876458 DOI: 10.1016/s0254-6272(13)60026-6] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
OBJECTIVE Ningdong granule is a traditional Chinese medicine preparation for the treatment of Tourette's syndrome. METHODS Sixty-four rats were randomly assigned to a control group and three experimental groups, respectively. Rat models of Tourette's syndrome were established via intraperitoneal injection of apomorphine (Apo). The rats in the experimental groups were subsequently intragastrically injected with haloperidol at 10 mg/kg (haloperidol group), ningdong granule at 370 mg/kg (NDG group), and normal saline (0.9%) at 10 mL/kg (Apo group), respectively. Rat behaviors were observed and recorded on a daily basis. After 12 w, all rats were sacrificed, and sera and striatal tissues were harvested. Homovanillic acid levels in sera, as well as dopamine and dopamine D2 receptor mRNA expression in the striatum, were measured to determine possible mechanisms of Ningdong granule on the dopamine system in a rat model ofTourette's syndrome. RESULTS Following intervention, stereotype actions of the Tourette's syndrome rats were significantly inhibited in the haloperidol and NDG groups, respectively (P < 0.01). Homovanillic levels were significantly greater in the haloperidol and NDG groups, respectively (P < 0.05). In addition, dopamine levels were significantly less in the NDG group (P < 0.01), and DRD2 mRNA expression was significantly reduced in the haloperidol and NDG groups, respectively (P < 0.05). CONCLUSION Results demonstrated that Ning-dong granule effectively inhibited stereotype actions and Tourette's syndrome symptoms by promoting dopamine metabolism, reducing dopamine levels in the striatum, increasing homovanillic acid content in sera, and reducing mRNA expression of DRD2 in the striatum.
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Resveratrol reduces vacuous chewing movements induced by acute treatment with fluphenazine. Pharmacol Biochem Behav 2012; 101:307-10. [DOI: 10.1016/j.pbb.2012.01.007] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/18/2011] [Revised: 01/04/2012] [Accepted: 01/06/2012] [Indexed: 01/08/2023]
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Trevizol F, Benvegnú DM, Barcelos RC, Pase CS, Segat HJ, Dias VT, Dolci GS, Boufleur N, Reckziegel P, Bürger ME. Comparative study between two animal models of extrapyramidal movement disorders: Prevention and reversion by pecan nut shell aqueous extract. Behav Brain Res 2011; 221:13-8. [DOI: 10.1016/j.bbr.2011.02.026] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/26/2011] [Accepted: 02/16/2011] [Indexed: 11/27/2022]
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Valeriana officinalis ameliorates vacuous chewing movements induced by reserpine in rats. J Neural Transm (Vienna) 2011; 118:1547-57. [DOI: 10.1007/s00702-011-0640-7] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/14/2010] [Accepted: 03/23/2011] [Indexed: 12/23/2022]
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Rizos EN, Chatziioannou S, Siafakas N, Douzenis A, Katsantoni E, Mandrapilia A, Bacalis S, Fotiadis C, Lykouras L. Increased striatal dopamine transporter levels, as indicated by a DAT scan, induced by ziprasidone in association to improvement of tardive dyskinesia--a case report. Prog Neuropsychopharmacol Biol Psychiatry 2010; 34:1135-6. [PMID: 20460141 DOI: 10.1016/j.pnpbp.2010.05.001] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/17/2010] [Revised: 05/03/2010] [Accepted: 05/03/2010] [Indexed: 11/30/2022]
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Park SW, Lee JG, Kong BG, Lee SJ, Lee CH, Kim JI, Kim YH. Genetic association of BDNF val66met and GSK-3beta-50T/C polymorphisms with tardive dyskinesia. Psychiatry Clin Neurosci 2009; 63:433-9. [PMID: 19457211 DOI: 10.1111/j.1440-1819.2009.01976.x] [Citation(s) in RCA: 33] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
AIMS Neurodegenerative processes may be involved in the pathogenesis of tardive dyskinesia (TD), and a growing body of evidence suggests that brain-derived neurotrophic factor (BDNF) plays a role in both the antipsychotic effects and the pathogenesis of TD. BDNF and glycogen synthase kinase (GSK)-3beta are important in neuronal survival, and thus abnormal regulation of BDNF and GSK-3beta may contribute to TD pathophysiology. This study investigated the relationship between two polymorphisms, val66met in the BDNF coding region and -50T/C in the GSK-3beta promoter, and susceptibility to TD among a matched sample of patients having schizophrenia with TD (n = 83), patients with schizophrenia without TD (n = 78), and normal control subjects (n = 93). METHODS All subjects were Korean. The BDNF val66met and GSK-3beta-50T/C genotypes were determined by polymerase chain reaction and restriction fragment length polymorphism analyses. RESULTS Polymerase chain reaction analysis revealed no significant difference in the occurrence of the polymorphisms among the TD, non-TD, and control subjects, but a significant interaction was observed among the groups possessing BDNF val allele in compound genotypes (P = 0.001). We found that the schizophrenic subjects with the C/C GSK-3beta genotype, who carry the val allele of the BDNF gene, are expected to have a decreased risk of developing neuroleptic-induced tardive dyskinesia (P < 0.001). CONCLUSIONS Our results demonstrate that the GSK-3beta C/C genotype with the BDNF val allele is associated with patients having schizophrenia without TD. This study also suggests that the BDNF and GSK-3beta gene polymorphisms work in combination, but not individually, in predisposing patients with schizophrenia to TD.
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Affiliation(s)
- Sung Woo Park
- Paik Institute for Clinical Research, Inje University, Busan, Republic of Korea
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Barcelos RCS, Benvegnú DM, Boufleur N, Reckziegel P, Müller LG, Pase C, Emanuelli T, Bürger ME. Effects of omega-3 essential fatty acids (omega-3 EFAs) on motor disorders and memory dysfunction typical neuroleptic-induced: behavioral and biochemical parameter. Neurotox Res 2009; 17:228-37. [PMID: 19644727 DOI: 10.1007/s12640-009-9095-0] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2009] [Revised: 06/29/2009] [Accepted: 07/20/2009] [Indexed: 12/21/2022]
Abstract
The effects of fish oil supplementation on motor disorders, memory dysfunction, and lipid peroxidation (LP) induced by typical neuroleptics were studied. Wistar rats received a suspension prepared with fish oil containing omega-3 fatty acids, water, and Tween 80 (1%) in the place of drinking water (FO group) or vehicle (C group) for 8 weeks. After 4 weeks of treatment, half of the animals of both groups were treated with haloperidol (H and FO + H groups; experiment 1), fluphenazine (F and FO + F groups; experiment 2), or vehicle (C group), administered once a week (12 mg/kg/im) for 4 weeks, maintaining the treatment with FO. Extrapyramidal motor disorders by haloperidol and fluphenazine were observed by an increase in vacuous chewing movements and catalepsy (P < 0.05). These effects were reduced by FO treatment (P < 0.05). Both neuroleptics displayed impairment in memory retention observed by latency time to find the original location of platform in water-maze task, after 4 days of training performed in the last treatment week. This effect was reduced by FO (P < 0.05) to both haloperidol and fluphenazine treatments. Haloperidol increased the LP in plasma and hippocampus, and these effects were decreased by FO treatment (P < 0.05). Fluphenazine increased the LP in plasma and substantia nigra, which were completely decreased by FO treatment (P < 0.05). The FO decreased the motor disorders, memory dysfunction, and oxidative damage typical neuroleptic-induced. Our results indicate that FO exhibits a neuroprotector role useful on diseases related to oxidative damages, and may be considered in the prevention of motor and memory side effects induced by the antipsychotic treatment.
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Lv H, Li A, Ma H, Liu F, Xu H. Effects of Ningdong granule on the dopamine system of Tourette's syndrome rat models. JOURNAL OF ETHNOPHARMACOLOGY 2009; 124:488-492. [PMID: 19467315 DOI: 10.1016/j.jep.2009.05.015] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/27/2008] [Revised: 05/14/2009] [Accepted: 05/16/2009] [Indexed: 05/27/2023]
Abstract
ETHNOPHARMACOLOGICAL RELEVANCE Ningdong granula (NDG) is a traditional Chinese medicine (TCM) preparation for the treatment of Tourette's syndrome (TS). AIM OF THE STUDY To explore the effects of NDG on stereotyped behavior, homovanillic acid (HVA) in sera, dopamine (DA) and dopamine D2 receptor (DRD2) in striatum in TS rats. MATERIALS AND METHODS Sixty-four rats were randomly divided into control group and three experimental groups. TS rat models were induced by intraperitoneal injection (i.p.) of Apomorphine (Apo, 2 mg/kg) in the experimental groups. After Apo i.p., rats were intragastrically injected (i.g.) with NDG at 370 mg/kg (NDG+Apo group), haloperidol (Hal) at 1.0 mg/kg (Hal+Apo group), and normal saline (0.9%) at 10 ml/kg (control group and Apo group), respectively, once a day for 12 weeks. The behaviors of the rats were observed and recorded each day. After 12 weeks, all rats were sacrificed and sera and striatum were collected. The levels of HVA in sera, DA in striatum were examined by ELISA, and the expression of DRD2 mRNA in striatum was measured by RT-PCR. RESULTS NDG could increase the HVA content in sera (P<0.05), meanwhile downregulate the expression of DRD2 mRNA in striatum (P<0.05), and inhibit the stereotyped behaviors induced by Apo (P<0.01) in TS rats, the same effects with Hal. NDG could also reduce the DA content in striatum (P<0.01), while Hal could not. CONCLUSIONS NDG could effectively inhibit the stereotyped behaviors in TS rats, and the mechanisms may be related to the suppression of DA system by increasing the content of HVA in sera, decrease the content of DA and repressing the expression of DRD2 mRNA in striatum.
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Affiliation(s)
- Hong Lv
- Department of Traditional Chinese Medicine, Shandong Provincial Hospital affiliated to Shandong University, No. 324, Jingwuweqi Road, Jinan 250021, Shandong, PR China
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Sudati JH, Fachinetto R, Pereira RP, Boligon AA, Athayde ML, Soares FA, de Vargas Barbosa NB, Rocha JBT. In vitro antioxidant activity of Valeriana officinalis against different neurotoxic agents. Neurochem Res 2009; 34:1372-9. [PMID: 19191025 DOI: 10.1007/s11064-009-9917-8] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 01/17/2009] [Indexed: 10/21/2022]
Abstract
Valeriana officinalis L. (Valerian) is widely used as a traditional medicine to improve the quality of sleep. Although V. officinalis have been well documented as promising pharmacological agent; the exact mechanisms by which this plant act is still unknown. Limited literature data have indicated that V. officinalis extracts can exhibit antioxidant properties against iron in hippocampal neurons in vitro. However, there is no data available about the possible antioxidant effect of V. officinalis against other pro-oxidants in brain. In the present study, the protective effect of V. officinalis on lipid peroxidation (LPO) induced by different pro-oxidant agents with neuropathological importance was examined. Ethanolic extract of valerian (0-60 microg/ml) was tested against quinolinic acid (QA); 3-nitropropionic acid; sodium nitroprusside; iron sulfate (FeSO4) and Fe2+/EDTA induced LPO in rat brain homogenates. The effect of V. officinalis in deoxyribose degradation and reactive oxygen species (ROS) production was also investigated. In brain homogenates, V. officinalis inhibited thiobarbituric acid reactive substances induced by all pro-oxidants tested in a concentration dependent manner. Similarly, V. officinalis caused a significant decrease on the LPO in cerebral cortex and in deoxyribose degradation. QA-induced ROS production in cortical slices was also significantly reduced by V. officinalis. Our results suggest that V. officinalis extract was effective in modulating LPO induced by different pro-oxidant agents. These data may imply that V. officinalis extract, functioning as antioxidant agent, can be beneficial for reducing insomnia complications linked to oxidative stress.
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Affiliation(s)
- Jéssie Haigert Sudati
- Departamento de Química, Centro de Ciências Naturais e Exatas, Programa de Pós-Graduação em Bioquímica Toxicológica, Universidade Federal de Santa Maria (UFSM), Campus Universitário, Camobi, Santa Maria, RS 97105-900, Brazil
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Involvement of striatal lipid peroxidation and inhibition of calcium influx into brain slices in neurobehavioral alterations in a rat model of short-term oral exposure to manganese. Neurotoxicology 2008; 29:1062-8. [PMID: 18778733 DOI: 10.1016/j.neuro.2008.08.004] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/17/2008] [Revised: 08/08/2008] [Accepted: 08/11/2008] [Indexed: 11/23/2022]
Abstract
Manganese is an essential element for biological systems, nevertheless occupational exposure to high levels of Mn can lead to neurodegenerative disorder, characterized by excessive Mn accumulation, especially in astrocytes of basal ganglia and symptoms closely resembling idiopathic Parkinson's disease (PD). The purpose of this study was to evaluate behavioral and biochemical alterations in adult rats exposed for 30 days to 10 and 25mg/mL of MnCl(2) in their drinking water. MnCl(2) intoxicated rats showed impaired locomotor activity in comparison to control animals. Furthermore, lipid peroxidation were increased, delta-aminolevulinate dehydratase (delta-ALA-D, an enzyme sensitive to pro-oxidant situations) activity was inhibited and (45)Ca(2+) influx into striatal slices was decreased in rats exposed to 25mg/mL of Mn, indicating that this brain region was markedly affected by short-term Mn exposure. In contrast, Mn exposure was not associated with characteristic extrapyramidal effects and did not modify protein oxidation, suggesting that the striatal damage represents early stages of Mn-induced damage. In addition, treatment with Mn was associated with reduced body weight gain, but there were no discernible alterations in liver and kidney function. In conclusion, Mn caused increased oxidative stress and decreased (45)Ca(2+) influx into the striatum, which are likely linked to impaired locomotor activity, but not with the occurrence of orofacial dyskinesia.
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Potentially adverse interactions between haloperidol and valerian. Food Chem Toxicol 2008; 46:2369-75. [PMID: 18474410 DOI: 10.1016/j.fct.2008.03.019] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/12/2007] [Revised: 03/06/2008] [Accepted: 03/19/2008] [Indexed: 11/22/2022]
Abstract
This study was designed to determine whether the treatment with haloperidol (HP), valerian or both in association impairs the liver or kidney functions. Valerian alone did not affect oxidative stress parameters in the liver or kidney of rats. HP alone only increased glutathione (GSH) depletion in liver, but not in kidney. However, when HP was associated with valerian, an increase in lipid peroxidation levels and dichlorofluorescein (DCFH) reactive species production was observed in the hepatic tissue. Superoxide dismutase (SOD) and Catalase (CAT) activities were not affected by the HP plus valerian treatment in the liver and kidney of rats. HP and valerian when administered independently did not affect the activity of hepatic and renal delta-aminolevulinate dehydratase (delta-ALA-D), however, these drugs administered concomitantly provoked an inhibition of hepatic delta-ALA-D activity. The delta-ALA-D reactivation index was higher in rats treated with HP plus valerian than other treated groups. These results strengthen the view that delta-ALA-D can be considered a marker for oxidative stress. Serum aspartate aminotransferase (AST) activity was not altered by any treatment. However, serum alanine aminotransferase (ALT) activity was higher in the HP group and HP plus valerian group. Our findings suggest adverse interactions between haloperidol and valerian.
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