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da Silva RC, Teixeira MP, de Paiva LS, Miranda-Alves L. Environmental Health and Toxicology: Immunomodulation Promoted by Endocrine-Disrupting Chemical Tributyltin. Toxics 2023; 11:696. [PMID: 37624201 PMCID: PMC10458372 DOI: 10.3390/toxics11080696] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/27/2023] [Revised: 07/24/2023] [Accepted: 08/05/2023] [Indexed: 08/26/2023]
Abstract
Tributyltin (TBT) is an environmental contaminant present on all continents, including Antarctica, with a potent biocidal action. Its use began to be intensified during the 1960s. It was effectively banned in 2003 but remains in the environment to this day due to several factors that increase its half-life and its misuse despite the bans. In addition to the endocrine-disrupting effect of TBT, which may lead to imposex induction in some invertebrate species, there are several studies that demonstrate that TBT also has an immunotoxic effect. The immunotoxic effects that have been observed experimentally in vertebrates using in vitro and in vivo models involve different mechanisms; mainly, there are alterations in the expression and/or secretion of cytokines. In this review, we summarize and update the literature on the impacts of TBT on the immune system, and we discuss issues that still need to be explored to fill the knowledge gaps regarding the impact of this endocrine-disrupting chemical on immune system homeostasis.
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Affiliation(s)
- Ricardo Correia da Silva
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil; (R.C.d.S.); (M.P.T.)
- Programa de Pós-Graduação em Ciências Morfológicas, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
| | - Mariana Pires Teixeira
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil; (R.C.d.S.); (M.P.T.)
- Programa de Pós-Graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
| | - Luciana Souza de Paiva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-201, Brazil
- Programa de Pós-Graduação em Patologia, Faculdade de Medicina, Universidade Federal Fluminense, Niterói 24210-201, Brazil
| | - Leandro Miranda-Alves
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil; (R.C.d.S.); (M.P.T.)
- Programa de Pós-Graduação em Ciências Morfológicas, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
- Programa de Pós-Graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
- Programa de Pós-Graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
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Teixeira MP, Haddad NF, Passos EF, Andrade MN, Campos MLA, da Silva JMC, de Figueiredo CS, Giestal-de-Araujo E, de Carvalho DP, Miranda-Alves L, de Paiva LS. Ouabain Effects on Human Anaplastic Thyroid Carcinoma 8505C Cells. Cancers (Basel) 2022; 14:cancers14246168. [PMID: 36551653 PMCID: PMC9777381 DOI: 10.3390/cancers14246168] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/30/2022] [Accepted: 12/09/2022] [Indexed: 12/23/2022] Open
Abstract
Anaplastic thyroid carcinoma (ATC) is a rare, but aggressive, carcinoma derived from follicular cells. While conventional treatments may improve patients' survival, the lethality remains high. Therefore, there is an urgent need for more effective ATC treatments. Cardiotonic steroids, such as ouabain, have been shown to have therapeutic potential in cancer treatment. Thus, we aimed to evaluate ouabain's effects in human anaplastic thyroid cells. For this, 8505C cells were cultured in the presence or absence of ouabain. Viability, cell death, cell cycle, colony formation and migratory ability were evaluated in ouabain-treated and control 8505C cells. The expression of differentiation and epithelial-to-mesenchymal transition (EMT) markers, as well as IL-6, TGFb1 and their respective receptors were also quantified in these same cells. Our results showed that ouabain in vitro decreased the number of viable 8505C cells, possibly due to an inhibition of proliferation. A reduction in migration was also observed in ouabain-treated 8505C cells. In contrast, decreased mRNA levels of PAX8 and TTF1 differentiation markers and increased levels of the N-cadherin EMT marker, as well as IL-6 and TGFb1, were found in ouabain-treated 8505C cells. In short, ouabain may have anti-proliferative and anti-migratory effect on 8505C cells, but maintains an aggressive and undifferentiated profile.
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Affiliation(s)
- Mariana Pires Teixeira
- Laboratório de Imunorregulação, Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-201, Brazil
- Programa de Pós-Graduação em Patologia, Universidade Federal Fluminense, Niterói 24220-900, Brazil
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-170, Brazil
- Correspondence: ; Tel.: +55-21-987080309
| | - Natalia Ferreira Haddad
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-170, Brazil
- Laboratório de Fisiologia Endócrina, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
| | - Eliza Freitas Passos
- Laboratório de Fisiologia Endócrina, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
| | - Marcelle Novaes Andrade
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
- Programa de Pós-Graduação em Farmacologia e Química Medicinal, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-912, Brazil
| | - Maria Luisa Arantes Campos
- Laboratório de Imunorregulação, Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-201, Brazil
- Programa de Pós-Graduação em Patologia, Universidade Federal Fluminense, Niterói 24220-900, Brazil
| | - Joyle Moreira Carvalho da Silva
- Laboratório de Imunorregulação, Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-201, Brazil
- Programa de Pós-Graduação em Patologia, Universidade Federal Fluminense, Niterói 24220-900, Brazil
| | - Camila Saggioro de Figueiredo
- Departamento de Neurobiologia e Programa de Pós-Graduação em Neurociências, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-200, Brazil
- National Institute of Science and Technology on Neuroimmunomodulation—INCT-NIM, Fundação Oswaldo Cruz, Rio de Janeiro 21040-360, Brazil
| | - Elizabeth Giestal-de-Araujo
- Departamento de Neurobiologia e Programa de Pós-Graduação em Neurociências, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-200, Brazil
- National Institute of Science and Technology on Neuroimmunomodulation—INCT-NIM, Fundação Oswaldo Cruz, Rio de Janeiro 21040-360, Brazil
| | - Denise Pires de Carvalho
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-170, Brazil
- Laboratório de Fisiologia Endócrina, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
| | - Leandro Miranda-Alves
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-902, Brazil
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-170, Brazil
- Programa de Pós-Graduação em Farmacologia e Química Medicinal, Universidade Federal do Rio de Janeiro, Rio de Janeiro 21941-912, Brazil
| | - Luciana Souza de Paiva
- Laboratório de Imunorregulação, Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói 24210-201, Brazil
- Programa de Pós-Graduação em Patologia, Universidade Federal Fluminense, Niterói 24220-900, Brazil
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Andrade MN, Melo-Paiva FD, Teixeira MP, Lima-Junior NCD, Soares P, Graceli JB, Carvalho DPD, Morris EAR, Ferreira ACF, Miranda-Alves L. Environmentally relevant dose of the endocrine disruptor tributyltin disturbs redox balance in female thyroid gland. Mol Cell Endocrinol 2022; 553:111689. [PMID: 35690288 DOI: 10.1016/j.mce.2022.111689] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/04/2022] [Revised: 05/26/2022] [Accepted: 05/30/2022] [Indexed: 10/18/2022]
Abstract
Tributyltin (TBT) is an endocrine disruptor used as a biocide in nautical paints. Even though many TBT effects in marine species are known, data in mammals are scarce, especially regarding the thyroid gland. The present study aimed to evaluate the effect of a subchronic exposure to TBT on thyroid oxidative stress of female Wistar rats. Rats received vehicle (control group), 200 or 1000 ng TBT/kg body weight/day for 40 days. After euthanasia, one part of the thyroids were collected in order to assess iodide uptake; activity and/or mRNA expression of thyroperoxidase (TPO) and dual oxidases (DUOXs); activity and/or mRNA expression of catalase, glutathione peroxidase, superoxide dismutase and NADPH oxidase 4 (CAT, GPx, SOD and NOX4); 4-hydroxynonenal (4-HNE) expression and total thiol groups levels; and mRNA expression of estrogen receptors alpha and beta (ERα and ERβ). The remaining part of the thyroid was processed for morphological analysis of estrogen receptor alpha (ERα) and for collagen deposition. Iodide uptake was not changed with treatments. TPO activity and expression were increased in the TBT1000 group (259.81% and 95.17%). The activity, but not mRNA, of CAT (17.36% TBT200; 27.10% TBT1000) and GPx (29.24% TBT200; 28.97% TBT1000) were decreased by TBT. SOD and NADPH oxidase activity, as well as thiol group and 4-HNE levels remained unchanged. Interstitial collagen deposition increased in the TBT200 group (39.54%). The mRNA expression of ERα increased in TBT-treated rats (44.87% TBT200; 36.43% TBT1000), while protein expression was increased but not reaching significance (TBT1000, p = 0.056) by TBT. Therefore, our results show that TBT increases TPO expression and reduces antioxidant enzyme activities in the thyroid gland leading to oxidative stress. Some of these effects could be mediated by the ERα pathway.
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Affiliation(s)
- Marcelle Novaes Andrade
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil
| | - Francisca Diana Melo-Paiva
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Mariana Pires Teixeira
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Niedson Correia de Lima-Junior
- Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Paula Soares
- Instituto de Investigação e Inovação em Saúde (i3S), Universidade do Porto, Porto, Portugal; Instituto de Patologia e Imunologia Molecular da Universidade do Porto (IPATIMUP), Porto, Portugal; Departamento de Patologia, Faculdade de Medicina da Universidade do Porto (FMUP), Porto, Portugal
| | - Jones Bernardes Graceli
- Laboratório de Endocrinologia e Toxicologia Celular, Departamento de Morfologia, Universidade Federal do Espírito Santo, Espírito Santo, Brazil
| | - Denise Pires de Carvalho
- Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Eduardo Andrès Rios Morris
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Andrea Claudia Freitas Ferreira
- Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil; Núcleo Multidisciplinar em Pesquisa em Biologia Experimental - NUMPEX-Bio, Campus Duque de Caxias, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Leandro Miranda-Alves
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Ciências Morfológicas, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil.
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Rodrigues-Pereira P, Andrade MN, Santos-Silva AP, Teixeira MP, Soares P, Graceli JB, de Carvalho DP, Dias GRM, Ferreira ACF, Miranda-Alves L. Subacute and low-dose tributyltin exposure disturbs the mammalian hypothalamus-pituitary-thyroid axis in a sex-dependent manner. Comp Biochem Physiol C Toxicol Pharmacol 2022; 254:109279. [PMID: 35077874 DOI: 10.1016/j.cbpc.2022.109279] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/23/2020] [Revised: 01/18/2022] [Accepted: 01/19/2022] [Indexed: 11/03/2022]
Abstract
Tributyltin (TBT) is an endocrine disruptor chemical (EDC) capable of altering the proper function of the hypothalamus-pituitary thyroid (HPT) axis. This study aimed to evaluate the subacute effects of TBT on the HPT axis of male and female rats. A dose of 100 ng/kg/day TBT was used in both sexes over a 15-day period, and the morphophysiology and gene expression of the HPT axis were assessed. TBT exposure increased the body weight in both sexes, while food efficiency increased - only in male rats. It was also possible to note alterations in the thyroid, with the presence of a stratified epithelium, cystic degeneration, and increased interstitial collagen deposition. A reduction in T3 and T4 levels was only observed in TBT male rats. A reduction in TSH levels was observed in TBT female rats. Evaluating mRNA expression, we observed a decrease in hepatic D1 and TRH mRNA levels in TBT female rats. An increase in D2 mRNA expression in the hypothalamus was observed in TBT male rats. Additionally, no significant changes in TRH or hepatic D1 mRNA expression in TBT male rats or in hypothalamic D1 and D2 mRNA expression in TBT female rats were observed. Thus, we can conclude that TBT has different toxicological effects on male and female rats by altering thyroid gland morphophysiology, leading to abnormal HPT axis function, and even at subacute and low doses, it may be involved in complex endocrine and metabolic disorders.
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Affiliation(s)
- Paula Rodrigues-Pereira
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Marcelle Novaes Andrade
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil
| | - Ana Paula Santos-Silva
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Núcleo Interdisciplinar NUMPEX, Campus Duque de Caxias, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Mariana Pires Teixeira
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Paula Soares
- Instituto de Investigação e Inovação em Saúde (i3S), University of Porto, Porto, Portugal; Instituto de Patologia e Imunologia Molecular da Universidade do Porto (IPATIMUP), Porto, Portugal; Departamento de Patologia, Faculdade de Medicina da Universidade do Porto (FMUP), Porto, Portugal
| | - Jones Bernardes Graceli
- Laboratório de Toxicologia e Endocrinologia, Departamento de Morfologia, Universidade Federal do Espírito Santo, Brazil
| | - Denise Pires de Carvalho
- Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Glaecir Roseni Mundstock Dias
- Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Andrea Claudia Freitas Ferreira
- Núcleo Interdisciplinar NUMPEX, Campus Duque de Caxias, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Leandro Miranda-Alves
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil.
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Teixeira MP, Passos EF, Haddad NF, Andrade MN, Rumjanek VM, Miranda-Alves L, de Carvalho DP, de Paiva LS. In vitro antitumoral effects of the steroid ouabain on human thyroid papillary carcinoma cell lines. Environ Toxicol 2021; 36:1338-1348. [PMID: 33760381 DOI: 10.1002/tox.23130] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/15/2020] [Revised: 03/03/2021] [Accepted: 03/07/2021] [Indexed: 06/12/2023]
Abstract
Ouabain is a steroid described as a compound extracted from plants that is capable of binding to Na+ , K+ -ATPase, inhibiting ion transport and triggering cell signaling pathways. Due to its positive ionotropic effect, ouabain was used for more than 200 years for the treatment of cardiac dysfunctions. Numerous antitumor effects of ouabain have been described so far; however, its role on thyroid cancer is still poorly understood. Therefore, the aim of the present work was to evaluate the effect of ouabain on the biology of human papillary thyroid cancer cells. For this, three human thyroid cell lines were used: NTHY-ori, a non-tumor lineage, BCPAP and TPC-1, both derived from papillary carcinomas. Cells were cultured in the presence or absence of ouabain. Subsequently, we evaluated its effects on the viability, cell death, cell cycle, and migratory ability of these cell lines. We also investigated the impact of ouabain in IL-6/IL-6R and epithelial to mesenchymal transition markers expression. Our results indicate that ouabain (10-7 M), decreased the number of NTHY-ori, TPC-1 and BCPAP viable cells and induced cell cycle arrest after in vitro culture, but did not appear to promote cell death. In TPC-1 cells ouabain also inhibited cell migration; increased IL-6/IL-6R expression and IL-6 secretion; and diminished vimentin and SNAIL-1 expression. Collectively, our results indicate that ouabain has an antitumoral role on human papillary thyroid carcinomas in vitro. Even though additional studies are necessary, our work contributes to the discussion of the possibility of new clinical trials of ouabain.
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Affiliation(s)
- Mariana Pires Teixeira
- Laboratório de Imunorregulação, Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
- Programa de Pós-Graduação em Patologia, Universidade Federal Fluminense, Niterói, Brazil
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Eliza Freitas Passos
- Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Natalia Ferreira Haddad
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Marcelle Novaes Andrade
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Programa de Pós-graduação em Farmacologia e Química Medicinal, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Vivian Mary Rumjanek
- Laboratório de Imunologia Tumoral, Instituto de Bioquímica Médica Leopoldo de Meis, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Leandro Miranda-Alves
- Laboratório de Endocrinologia Experimental-LEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Programa de Pós-graduação em Farmacologia e Química Medicinal, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Denise Pires de Carvalho
- Programa de Pós-Graduação em Endocrinologia, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
- Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Luciana Souza de Paiva
- Laboratório de Imunorregulação, Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
- Programa de Pós-Graduação em Patologia, Universidade Federal Fluminense, Niterói, Brazil
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da Silva JMC, Campos MLA, Teixeira MP, da Silva Faustino R, Aleixo RC, Cavalcante FJP, Gomes LRO, de Albuquerque LZ, das Neves Azevedo A, Cabral VR, Paiva LSD. Ouabain pre-treatment modulates B and T lymphocytes and improves survival of melanoma-bearing animals. Int Immunopharmacol 2020; 86:106772. [PMID: 32674049 DOI: 10.1016/j.intimp.2020.106772] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/14/2020] [Revised: 07/01/2020] [Accepted: 07/01/2020] [Indexed: 12/14/2022]
Abstract
Ouabain (OUA) is a glycoside shown to modulate B and T lymphocytes. Nevertheless, ouabain effects on B16F10 melanoma immune response, a mouse lineage that mimics human melanoma, are still unknown. Our aim was to study how OUA in vivo treatment modulates lymphocytes and if it improves the response against B16F10 cells. C57BL/6 mice were pre-treated with intraperitoneal (i.p) injection of OUA (0.56 mg/Kg) for three consecutive days. On the 4th day, 106 B16F10 cells or vehicle were i.p. injected. Animals were euthanized on days 4th and 21st for organs removal and subsequent lymphocyte analyses by flow cytometry. In vivo ouabain-treatment reduced regulatory T cells in the spleen in both melanoma and non-melanoma groups. Ouabain preserved the number and percentage of B lymphocytes in peripheral organs of melanoma-injected mice. Melanoma-injected mice pre-treated with OUA also survive longer. Our findings contribute to a better understanding of OUA immunological effects in a melanoma model.
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Affiliation(s)
- Joyle Moreira Carvalho da Silva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil; Programa de Pós Graduação em Patologia, Universidade Federal Fluminense, Niterói, Brazil
| | | | - Mariana Pires Teixeira
- Laboratório de Endocrinologia Experimental, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil; Programa de Pós-Graduação em Endocrinologia Experimental, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Renan da Silva Faustino
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | - Raul Correia Aleixo
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | | | | | | | - Augusto das Neves Azevedo
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | - Vinicius Ribeiro Cabral
- Faculdade de Educação, Departamento de Fundamentos Pedagógicos, Universidade Federal Fluminense, Niterói, Brazil
| | - Luciana Souza de Paiva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil; Programa de Pós Graduação em Patologia, Universidade Federal Fluminense, Niterói, Brazil.
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da Silva JMC, Azevedo ADN, Barbosa RPDS, Teixeira MP, Vianna TAG, Fittipaldi J, Cabral VR, Paiva LSD. Ouabain Decreases Regulatory T Cell Number in Mice by Reducing IL-2 Secretion. Neuroimmunomodulation 2019; 26:188-197. [PMID: 31412342 DOI: 10.1159/000501720] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/12/2019] [Accepted: 06/24/2019] [Indexed: 11/19/2022] Open
Abstract
BACKGROUND Ouabain (OUA) is a cardiotonic glycoside originally extracted from African plants. It has also been described as an endogenous component in mammals, being released in stress situations mainly by the adrenal gland. OUA has been reported to be capable of inhibiting mitogen-induced lymphocyte proliferation and also affects B and T lymphocytes. OBJECTIVES The aim of this work is to show the effects of OUA in peripheral T lymphocytes. METHODS In the in vivo experiments, mice were injected intraperitoneally for 3 consecutive days with RPMI medium (control group) or 0.56 mg/kg of OUA diluted in RPMI medium (OUA group). On the fourth day, spleen or mesenteric lymph nodes were removed. RESULTS OUA significantly reduced the number of CD4+ T lymphocytes in the spleen, especially regulatory T cells (Tregs). In vitro OUA did not inhibit the proliferation of CD4+T lymphocytes stimulated with anti-CD3 neither was able to induce the apoptosis of CD4+ nor Tregs. There was no increase in the number or percentage of T lymphocytes in the mesenteric lymph nodes, suggesting that there was no preferential accumulation of these cells in this organ. Secretion of IL-2 by activated T lymphocytes was decreased by the OUA, explaining at least in part the reduction of Tregs, since this cytokine is involved in the peripheral conversion and maintenance of Tregs. CONCLUSION The impact of this reduction in autoimmune diseases, allergy and cancer as well as the potential use of OUA as a therapeutic approach in tumor treatment still needs more investigation.
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Affiliation(s)
- Joyle Moreira Carvalho da Silva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
- Programa de Pós Graduação em Patologia Universidade Federal Fluminense, Niterói, Brazil
| | - Augusto das Neves Azevedo
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | | | - Mariana Pires Teixeira
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
- Programa de Pós Graduação em Patologia Universidade Federal Fluminense, Niterói, Brazil
| | | | - Juliana Fittipaldi
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | - Vinicius Ribeiro Cabral
- Faculdade de Educação, Departamento de Fundamentos Pedagógicos, Universidade Federal Fluminense, Niterói, Brazil
| | - Luciana Souza de Paiva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil,
- Programa de Pós Graduação em Patologia Universidade Federal Fluminense, Niterói, Brazil,
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Andrade MN, Santos-Silva AP, Rodrigues-Pereira P, Paiva-Melo FD, de Lima Junior NC, Teixeira MP, Soares P, Dias GRM, Graceli JB, de Carvalho DP, Ferreira ACF, Miranda-Alves L. The environmental contaminant tributyltin leads to abnormalities in different levels of the hypothalamus-pituitary-thyroid axis in female rats. Environ Pollut 2018; 241:636-645. [PMID: 29902746 DOI: 10.1016/j.envpol.2018.06.006] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/30/2017] [Revised: 06/01/2018] [Accepted: 06/02/2018] [Indexed: 06/08/2023]
Abstract
Tributyltin is a biocide used in nautical paints, aiming to reduce fouling of barnacles in ships. Despite the fact that many effects of TBT on marine species are known, studies in mammals have been limited, especially those evaluating its effect on the function of the hypothalamus-pituitary-thyroid (HPT) axis. The aim of this study was to investigate the effects of subchronic exposure to TBT on the HPT axis in female rats. Female Wistar rats received vehicle, TBT 200 ng kg-1 BW d-1 or 1000 ng kg-1 BW d-1 orally by gavage for 40 d. Hypothalamus, pituitary, thyroid, liver and blood samples were collected. TBT200 and TBT1000 thyroids showed vacuolated follicular cells, with follicular hypertrophy and hyperplasia. An increase in epithelial height and a decrease in the thyroid follicle and colloid area were observed in TBT1000 rats. Moreover, an increase in the epithelium/colloid area ratio was observed in both TBT groups. Lower TRH mRNA expression was observed in the hypothalami of TBT200 and TBT1000 rats. An increase in Dio1 mRNA levels was observed in the hypothalamus and thyroid in TBT1000 rats only. TSH serum levels were increased in TBT200 rats. In TBT1000 rats, there was a decrease in total T4 serum levels compared to control rats, whereas T3 serum levels did not show significant alterations. We conclude that TBT exposure can promote critical abnormalities in the HPT axis, including changes in TRH mRNA expression and serum TSH and T4 levels, in addition to affecting thyroid morphology. These findings demonstrate that TBT disrupts the HPT axis. Additionally, the changes found in thyroid hormones suggest that TBT may interfere with the peripheral metabolism of these hormones, an idea corroborated by the observed changes in Dio1 mRNA levels. Therefore, TBT exposition might interfere not only with the thyroid axis but also with thyroid hormone metabolism.
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Affiliation(s)
- Marcelle Novaes Andrade
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil
| | - Ana Paula Santos-Silva
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Paula Rodrigues-Pereira
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Francisca Diana Paiva-Melo
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil
| | - Niedson Correa de Lima Junior
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Mariana Pires Teixeira
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Patologia, Universidade Federal Fluminense, Brazil
| | - Paula Soares
- Institute for Research and Innovation in Health, University of Porto, Portugal; Institute of Molecular Pathology and Immunology of the University of Porto (IPATIMUP) - Cancer Biology, Porto, Portugal; Medical Faculty, University of Porto, Porto, Portugal; Department of Pathology, Medical Faculty of Porto University, Porto, Portugal
| | - Glaecir Roseni Munstock Dias
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Jones Bernardes Graceli
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Endocrinologia e Toxicologia Celular, Departamento de Morfologia, Universidade Federal do Espírito Santo, Brazil
| | - Denise Pires de Carvalho
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Laboratório de Fisiologia Endócrina Doris Rosenthal, Instituto de Biofísica Carlos Chagas Filho, Universidade Federal do Rio de Janeiro, Brazil
| | - Andrea Claudia Freitas Ferreira
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Polo de Xerém/NUMPEX, Universidade Federal do Rio de Janeiro, Brazil
| | - Leandro Miranda-Alves
- Grupo de Pesquisa, Desenvolvimento e Inovação em Endocrinologia Experimental-GPDIEEx, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Endocrinologia, Faculdade de Medicina, Universidade Federal do Rio de Janeiro, Brazil; Programa de Pós-graduação em Farmacologia e Química Medicinal, Instituto de Ciências Biomédicas, Universidade Federal do Rio de Janeiro, Brazil.
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da Silva JMC, das Neves Azevedo A, dos Santos Barbosa RP, Vianna TAG, Fittipaldi J, Teixeira MP, do Canto FB, da Costa KM, Pozzatti RR, Cabral VR, Rumjanek VM, de Paiva LS. Dynamics of murine B lymphocytes is modulated by in vivo treatment with steroid ouabain. Immunobiology 2015; 221:368-76. [PMID: 26439835 DOI: 10.1016/j.imbio.2015.09.020] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2015] [Accepted: 09/16/2015] [Indexed: 02/09/2023]
Abstract
Ouabain (OUA) is a steroid hormone capable of inhibiting the protein Na+K+ATPase present in the plasma membrane of cells. Ouabain was initially extracted from the roots of African trees such as Acocanthera ouabaio and Strophantus gratus seeds and later described as an endogenous component found in higher mammals. The adrenal gland is the main site of synthesis of ouabain and it is released in stressful situations, conditions similar to those where there is secretion of corticosteroids. Immunological functions have been shown to be regulated by ouabain. In order to understand the effects of ouabain on B lymphocyte populations in different lymphoid organs, mice received intraperitoneal injections of ouabain for 3 consecutive days. Twenty-four hours after the last injection, cells were analyzed by flow cytometry. In the spleen, ouabain modulated especially follicular B cells, inducing a significant decrease in the percentage and absolute numbers of those cells. Ouabain also reduced the absolute number of marginal zone B lymphocytes. No difference in the percentage or absolute number of B lymphocytes in the spleen forty-eight hours after the last injection was observed. An increase in the number of B cells was seen in mesenteric lymph nodes and this retention appears to be directly related to increased expression of CXCR5 chemokine receptor and reduction of CD62L, which also explains the observed reduction of B cells in the spleen. Our results indicate that ouabain regulates the dynamics of B lymphocytes in peripheral organs but production of total IgM and IgG in the serum of animals treated in vivo with ouabain was not affected.
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Affiliation(s)
- Joyle Moreira Carvalho da Silva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil; Programa de Pós Graduação em Patologia/UFF, Niterói, Brazil
| | - Augusto das Neves Azevedo
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | | | | | - Juliana Fittipaldi
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | - Mariana Pires Teixeira
- Instituto de Bioquímica Médica Leopoldo De Meis, Universidade Federal do Rio de Janeiro, Brazil
| | - Fábio Barrozo do Canto
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | - Kelli Monteiro da Costa
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil; Instituto de Bioquímica Médica Leopoldo De Meis, Universidade Federal do Rio de Janeiro, Brazil
| | - Rodrigo Roitman Pozzatti
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil
| | - Vinicius Ribeiro Cabral
- Faculdade de Educação, Departamento de Fundamentos Pedagógicos, Universidade Federal Fluminense, Niterói, Brazil
| | - Vivian Mary Rumjanek
- Instituto de Bioquímica Médica Leopoldo De Meis, Universidade Federal do Rio de Janeiro, Brazil
| | - Luciana Souza de Paiva
- Departamento de Imunobiologia, Instituto de Biologia, Universidade Federal Fluminense, Niterói, Brazil.
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Teixeira MP, Ribeiro JV. Nursing telematics education: a critical success factor to the "best practice". Stud Health Technol Inform 1997; 51:24-8. [PMID: 10179627] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/11/2023]
Abstract
This communication aims to help demonstrating that nurses education and training, in what information and telecommunications technologies are concerned, is a critical success factor in the achievement of a strategic goal: the "best practice" in nursing. This goal is seen from the formal perspective of the quality of the nursing care process. Simultaneously, one makes a methodological approach by employing a strategical planning technique in the nursing context.
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Teixeira MP, Anjos LM. Telematics in nursing--fiction or reality changing mentalities. Stud Health Technol Inform 1997; 51:156-65. [PMID: 10179613] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/11/2023]
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