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The Role of the Immune System on the Cardiac Complications Observed in SARS-CoV-2

Vigário, Larissa Carvalho; Muradas, Guilherme; Paiva, Claudia Neto; Medei, Emiliano.
Int. j. cardiovasc. sci. (Impr.); 35 (3), 2022
Abstract An acute respiratory syndrome caused by SARS-CoV2 was declared a pandemic by the World Health Organization. Current data in the world and in Brazil show that approximately 40% of patients who died have some type of cardiac comorbidity. There are also robust reports showing an increase in IL-6 / ...
SARS-CoV-2/patogenicidad, Miocardio/inmunología, Síndrome Respiratorio Agudo Grave, Coronavirus/patogenicidad, Arritmias Cardíacas/complicaciones, COVID-19/complicaciones, Citocinas, Disfunción Ventricular Izquierda/fisiopatología, Linfopenia/complicaciones, Insuficiencia Cardíaca/complicaciones, Miocitos Cardíacos/patología, Arritmias Cardíacas/fisiopatología, Citocinas/inmunología, Insuficiencia Cardíaca/etiología
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Antibodies against Apicomplexa protozoa and absence sarcocysts in heart tissues from horses in southern Brazil

Portella, Luiza Pires; Cadore, Gustavo Cauduro; Sangioni, Luis Antonio; Pellegrini, Luiz Fernando Vilani; Fighera, Rafael; Ramos, Fernanda; Vogel, Fernanda Silveira Flores.
Rev. bras. parasitol. vet; 26 (1), 2017
Abstract Sarcocystis spp., Neospora spp., and Toxoplasma gondii are Apicomplexa protozoa that can infect horses. This study aimed to investigate the occurrence of antibodies against Sarcocystis spp., Neospora spp., and T. gondii in horses slaughtered in southern Brazil. The presence of histological lesio...
Anticuerpos Antiprotozoarios/análisis, Brasil, Coccidiosis/veterinaria, Corazón/parasitología, Enfermedades de los Caballos/inmunología, Enfermedades de los Caballos/parasitología, Caballos, Miocardio/inmunología, Neospora/inmunología, Sarcocystis/inmunología, Sarcocistosis/veterinaria, Estudios Seroepidemiológicos, Toxoplasma/inmunología
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Detecçäo de anticorpo anticoraçäo em camundongos Balb/c imunizados com Streptococcus mutans
Detection of heart-reactive antibody in Balb/c mice immunized with Streptococcus mutans

Leäo, Mariella Vieira Pereira; Brandäo, Adriana Aigotti Haberbeck; Moraes, Elisabete; Shimizu, Mário Tsunezi; Unterkircher, Carmelinda Schimidt.
Pesqui. odontol. bras; 14 (4), 2000
Anticorpos para antígenos cardíacos foram analisados por ELISA em 14 soros de camundongos Balb/c hiperimunizados com Streptococcus mutans, inativado pelo formaldéido. Os níveis de anticorpos da classe IgG anticoraçäo e antimiosina elevaram-se significativamente nos animais imunizados quando compara...
Anticuerpos/aislamiento & purificación, Miocardio/inmunología, Streptococcus mutans/inmunología, Imitación Molecular, Miocarditis/inmunología
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Autoimmunity in Chagas' heart disease

Cunha-Neto, Edécio; Kalil, Jorge.
Säo Paulo med. j; 113 (2), 1995
The time scale dissociation between high parasitemia and tissue pathology allied to the absence of parasites in the heart lesions of chronic Chagas' disease cardiopathy, casted doubt on the direct participation of Trypanosoma cruzi in tissue lesions. Moreover, the heart tissue lesions in chronic Chagas' ...
Autoinmunidad, Miosinas/inmunología, Linfocitos T/inmunología, Miocardio/metabolismo, Miocardio/inmunología
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Determinaçäo do anticorpo EVI na cardiopatia chagásica crônica
Determination of EVI antibodies in chronic Chagas' cardiopathy

Vieira, Leila Maria Machado; Vieira, Alba Regina Machado; Albanesi Filho, Francisco Manes; Cruz, Pedro Di Marco da; Cunha, Geraldo Batista da; Sarno, Euzenir Nunes.
Arq. bras. cardiol; 45 (6), 1985
Anticorpos EVI foram pesquisados no soro de 25 portadores de cardiopatia chagásica acompanhados no ambulatório e em 58 pessoas provenientes de área endêmica, a maioria delas sem sintomas. Anticorpo EVI foi encontrado em 93,10% de pacientes com doença cardíaca e em 96,61% dos demais, quando se utili...
Anticuerpos/análisis, Miocardio/inmunología
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