R
Ronaldo B. Martins
Researcher at University of São Paulo
Publications - 44
Citations - 1752
Ronaldo B. Martins is an academic researcher from University of São Paulo. The author has contributed to research in topics: Medicine & Biology. The author has an hindex of 9, co-authored 22 publications receiving 588 citations.
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Journal ArticleDOI
SARS-CoV-2-triggered neutrophil extracellular traps mediate COVID-19 pathology.
Flávio P. Veras,Marjorie Cornejo Pontelli,Camila Meirelles de Souza Silva,Juliana E Toller-Kawahisa,Mikhael de Lima,Daniele C. Nascimento,Ayda Henriques Schneider,Diego B. Caetite,Lucas Alves Tavares,Isadora Marques Paiva,Roberta Ribeiro Costa Rosales,David F. Colón,Ronaldo B. Martins,Italo A. Castro,Glaucia M. Almeida,Maria Isabel Fernandes Lopes,Maira N. Benatti,Letícia Pastorelli Bonjorno,Marcela C Giannini,Rodrigo Luppino-Assad,Sérgio C. L. Almeida,Fernando Crivelenti Vilar,Rodrigo de Carvalho Santana,Valdes Roberto Bollela,Maria Auxiliadora-Martins,Marcos C. Borges,Carlos Henrique Miranda,Antonio Pazin-Filho,Luis Lamberti Pinto da Silva,Larissa D. Cunha,Dario S. Zamboni,Felipe Dal-Pizzol,Luiz O. Leiria,Li Siyuan,Sabrina Setembre Batah,Alexandre Todorovic Fabro,Thais Mauad,Marisa Dolhnikoff,Amaro Nunes Duarte-Neto,Paulo Hilário Nascimento Saldiva,Thiago M. Cunha,José C. Alves-Filho,Eurico Arruda,Paulo Louzada-Junior,Renê Donizeti Ribeiro de Oliveira,Fernando Q. Cunha +45 more
TL;DR: It is described that SARS-CoV-2 triggers the release of ACE2-depended neutrophil extracellular traps (NETs) that mediate lung pathology, supporting the use of NETs inhibitors for COVID-19 treatment.
Journal ArticleDOI
Inflammasomes are activated in response to SARS-CoV-2 infection and are associated with COVID-19 severity in patients.
Tamara S Rodrigues,Keyla Santos Guedes de Sá,Adriene Y. Ishimoto,Amanda Becerra,Samuel L. Oliveira,Letícia Yamawaka de Almeida,Augusto V. Gonçalves,Debora B. Perucello,Warrison A. Andrade,Ricardo M. C. Castro,Flávio P. Veras,Juliana E Toller-Kawahisa,Daniele C. Nascimento,Mikhael Haruo Fernandes de Lima,Camila Meirelles de Souza Silva,Diego B. Caetite,Ronaldo B. Martins,Italo A. Castro,Marjorie Cornejo Pontelli,Fábio Cury de Barros,Fábio Cury de Barros,Natalia B. do Amaral,Marcela C Giannini,Letícia Pastorelli Bonjorno,Maria Isabel Fernandes Lopes,Rodrigo de Carvalho Santana,Fernando Crivelenti Vilar,Maria Auxiliadora-Martins,Rodrigo Luppino-Assad,Sérgio C. L. Almeida,Fabiola Reis de Oliveira,Sabrina Setembre Batah,Li Siyuan,Maira N. Benatti,Thiago M. Cunha,José C. Alves-Filho,Fernando Q. Cunha,Larissa D. Cunha,Fabiani Gai Frantz,Tiana Kohlsdorf,Alexandre Todorovic Fabro,Eurico Arruda,Renê Donizeti Ribeiro de Oliveira,Paulo Louzada-Junior,Dario S. Zamboni +44 more
TL;DR: This work shows that inflammasomes are activated in response to SARS-CoV-2 infection in vitro and in COVID-19 patients, contributing to the exacerbated inflammatory response, impacting disease progression and clinical outcome.
Journal ArticleDOI
Morphological, cellular, and molecular basis of brain infection in COVID-19 patients
Fernanda Crunfli,Victor Corasolla Carregari,Flávio P. Veras,Lucas Scardua Silva,Mateus Henrique Nogueira,André Saraiva Leão Marcelo Antunes,Pedro Henrique Vendramini,Aline Gazzola Fragnani Valenca,Caroline Brandão-Teles,Giuliana S. Zuccoli,Guilherme Reis-de-Oliveira,Licia C. Silva-Costa,Verônica M. Saia-Cereda,Bradley J. Smith,Ana Campos Codo,Gabriela Fabiano de Souza,Stéfanie Primon Muraro,Pierina Lorencini Parise,Daniel A. Toledo-Teixeira,Ícaro Maia Santos de Castro,B. M. Melo,Glaucia M. Almeida,Egidi Mayara Silva Firmino,Isadora Marques Paiva,Bruna Manuella Souza Silva,Rafaela M. Guimarães,Niele D. Mendes,Raíssa L Ludwig,Gabriel Palermo Ruiz,Thiago L. Knittel,Gustavo Gastão Davanzo,Jaqueline Aline Gerhardt,Patrícia Brito Rodrigues,Julia Forato,Mariene Ribeiro Amorim,Natalia S Brunetti,M. C. Martini,Maira N. Benatti,Sabrina Setembre Batah,Li Siyuan,Rafael Batista João,ítalo Karmann Aventurato,Mariana Rabelo de Brito,Maria J. Mendes,B Da Costa,Marina K. M. Alvim,José Roberto da Silva Júnior,Lívia Liviane Damião,Iêda Maria P de Sousa,Elessandra D da Rocha,Solange Maria Gonçalves,Luiz H Lopes da Silva,Vanessa Bettini,Brunno Machado de Campos,Guilherme Ludwig,Lucas Alves Tavares,Marjorie Cornejo Pontelli,Rosa Maria Mendes Viana,Ronaldo B. Martins,André Schwambach Vieira,José C. Alves-Filho,Eurico Arruda,Guilherme G Podolsky-Gondim,Marcelo Volpon Santos,Luciano Neder,André Damasio,Stevens K. Rehen,Marco Aurélio Ramirez Vinolo,Carolina Demarchi Munhoz,Paulo Louzada-Junior,Renê Donizeti Ribeiro de Oliveira,Fernando Q. Cunha,Helder I. Nakaya,Thais Mauad,Amaro Nunes Duarte-Neto,Luiz Fernando Ferraz da Silva,Marisa Dolhnikoff,Paulo Hilário Nascimento Saldiva,Alessandro S. Farias,Fernando Cendes,Pedro M. Moraes-Vieira,Alexandre Todorovic Fabro,Adriano Sebollela,Jose Luis Proenca-Modena,Clarissa L. Yasuda,Marcelo A. Mori,Thiago M. Cunha,Daniel Martins-de-Souza +87 more
TL;DR: It is shown that astrocytes are susceptible to SARS-CoV-2 infection through a noncanonical mechanism that involves spike–NRP1 interaction and respond to the infection by remodeling energy metabolism, which in turn alters the levels of metabolites used to fuel neurons and support neurotransmitter synthesis.
Posted ContentDOI
Infection of human lymphomononuclear cells by SARS-CoV-2
Marjorie Cornejo Pontelli,Italo A. Castro,Ronaldo B. Martins,Flávio P. Veras,Leonardo La Serra,Daniele C. Nascimento,Ricardo S. Cardoso,Roberta Ribeiro Costa Rosales,Thais Martins de Lima,Juliano de Paula Souza,Diego B. Caetite,Mikhael Hf de Lima,Juliana T Kawahisa,Marcela C Giannini,Letícia Pastorelli Bonjorno,Maria I. F. Lopes,Sabrina Setembre Batah,Li Siyuan,Rodrigo Luppino Assad,Sergio Cl Almeida,Fabiola Reis Oliveira,Maira N. Benatti,Lorena Lf Pontes,Rodrigo de Carvalho Santana,Fernando C Villar,Maria Auxiliadora Martins,Thiago M. Cunha,Rodrigo T Calado,José C. Alves-Filho,Dario S. Zamboni,Alexandre Todorovic Fabro,Paulo Louzada-Junior,Rene Dr de Oliveira,Fernando Q. Cunha,Eurico Arruda +34 more
TL;DR: In this study, in vitro infection of whole PBMCs from healthy donors was productive of virus progeny and results revealed that monocytes, as well as B and T lymphocytes, are susceptible to SARS-CoV-2 active infection and viral replication was indicated by detection of double-stranded RNA.
Posted ContentDOI
SARS-CoV-2 infects brain astrocytes of COVID-19 patients and impairs neuronal viability
Fernanda Crunfli,Victor Corasolla Carregari,Flávio P. Veras,Pedro Henrique Vendramini,Aline Gazzola Fragnani Valenca,André Saraiva Leão Marcelo Antunes,Carolina Brandao-Teles,Giuliana S. Zuccoli,Guilherme Reis-de-Oliveira,Licia C. Silva-Costa,Verônica M. Saia-Cereda,Bradley J. Smith,Ana Campos Codo,Gabriela Fabiano de Souza,Stéfanie Primon Muraro,Pierina Lorencini Parise,Daniel A. Toledo-Teixeira,Ícaro Maia Santos de Castro,Bruno Marcel Silva de Melo,Glaucia M. Almeida,Egidi Mayara Silva Firmino,Isadora Marques Paiva,Bruna Manuella Souza Silva,Rafaela M. Guimarães,Niele D. Mendes,Raissa G. Ludwig,Gabriel Palermo Ruiz,Thiago L. Knittel,Gustavo Gastão Davanzo,Jaqueline Aline Gerhardt,Patrícia Brito Rodrigues,Julia Forato,Mariene R. Amorim,Natália Brunetti Silva,M. C. Martini,Maira N. Benatti,Sabrina Setembre Batah,Li Siyuan,Rafael Batista João,Lucas Scardua Silva,Mateus Henrique Nogueira,ítalo Karmann Aventurato,Mariana Rabelo de Brito,Marina K. M. Alvim,José Roberto da Silva Junior,Lívia Liviane Damião,Maria Ercilia de Paula Castilho Stefano,Iêda Maria Pereira de Sousa,Elessandra Dias da Rocha,Solange Maria Gonçalves,Luiz Henrique Lopes da Silva,Vanessa Bettini,Brunno Machado de Campos,Guilherme Ludwig,Lucas Alves Tavares,Marjorie Cornejo Pontelli,Rosa Maria Mendes Viana,Ronaldo B. Martins,André Schwambach Vieira,José C. Alves-Filho,Eurico de Arruda Neto,Guilherme Podolski-Gondim,Marcelo Volpon Santos,Luciano Neder,Fernando Cendes,Paulo Louzada-Junior,Renê Donizeti Ribeiro de Oliveira,Fernando Q. Cunha,André Damasio,Marco Aurélio Ramirez Vinolo,Carolina Demarchi Munhoz,Stevens K. Rehen,Helder I. Nakaya,Thais Mauad,Amaro Nunes Duarte-Neto,Luiz Fernando Ferraz da Silva,Marisa Dolhnikoff,Paulo Hilário Nascimento Saldiva,Alessandro S. Farias,Pedro M. Moraes-Vieira,Alexandre Todorovic Fabro,Adriano Sebollela,José Luiz Proença Modena,Clarissa L. Yasuda,Marcelo A. Mori,Thiago M. Cunha,Daniel Martins-de-Souza +86 more
TL;DR: The data support the model where SARS-CoV-2 reaches the brain, infects astrocytes and triggers neuropathological changes that contribute to the structural and functional alterations in the brain of COVID-19 patients.