Declining antibody levels to Trypanosoma cruzi correlate with polymerase chain reaction positivity and electrocardiographic changes in a retrospective cohort of untreated Brazilian blood donors

• Lewis F. Buss ,

  Contributed equally to this work with: Lewis F. Buss, Léa Campos de Oliveira- da Silva

  Roles Data curation, Formal analysis, Methodology, Visualization, Writing – original draft

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0002-9009-9301

  ⨯
• Léa Campos de Oliveira- da Silva ,

  Contributed equally to this work with: Lewis F. Buss, Léa Campos de Oliveira- da Silva

  Roles Data curation, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  ⨯
• Carlos H. V. Moreira,

  Roles Formal analysis, Writing – original draft

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0002-4187-5482

  ⨯
• Erika R. Manuli,

  Roles Data curation, Investigation

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0003-2376-8488

  ⨯
• Flavia C. Sales,

  Roles Data curation, Investigation

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0002-9048-0030

  ⨯
• Ingra Morales,

  Roles Data curation, Investigation

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0001-8637-2910

  ⨯
• Clara Di Germanio,

  Roles Data curation, Investigation

  Affiliation Vitalant Research Institute, San Francisco, CA, United States of America

  https://orcid.org/0000-0002-6047-211X

  ⨯
• Cesar de Almeida-Neto,

  Roles Data curation, Investigation

  Affiliation Fundação Pró-Sangue—Hemocentro de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0002-8490-4634

  ⨯
• Sonia Bakkour,

  Roles Data curation, Investigation

  Affiliation Vitalant Research Institute, San Francisco, CA, United States of America

  ⨯
• Paul Constable,

  Roles Methodology

  Affiliation Ortho Clinical Diagnostics, Rochester, NY, United States of America

  ⨯
• Marcelo M. Pinto-Filho,

  Roles Data curation, Investigation

  Affiliation Telehealth Center, Hospital das Clínicas, and Internal Medicine Department, School of Medicine, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil

  https://orcid.org/0000-0002-6646-1163

  ⨯
• Antonio L. Ribeiro,

  Roles Conceptualization, Methodology

  Affiliation Telehealth Center, Hospital das Clínicas, and Internal Medicine Department, School of Medicine, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil

  https://orcid.org/0000-0002-2740-0042

  ⨯
• Michael Busch,

  Roles Conceptualization, Funding acquisition, Methodology

  Affiliations Vitalant Research Institute, San Francisco, CA, United States of America, Department of Laboratory Medicine, University of California San Francisco, San Francisco, CA, United States of America

  https://orcid.org/0000-0002-1446-125X

  ⨯
• Ester C. Sabino

  Roles Conceptualization, Funding acquisition, Methodology, Project administration, Supervision

  * E-mail: sabinoec@gmail.com

  Affiliation Instituto de Medicina Tropical da Faculdade de Medicina (FMUSP) da Universidade de São Paulo, São Paulo, Brazil

  https://orcid.org/0000-0003-2623-5126

  ⨯