Higher frequency of interstate over international transmission chains of SARS-CoV-2 virus at the Rio Grande do Sul - Brazil state borders

Authors: Filipe Zimmer Dezordi, José Valter Joaquim Silva Júnior, Terimar Facin Ruoso, Angela Giovana Batista, Pedro Mesquita Fonseca, Larissa Paim Bernardo, Richard Steiner Salvato, Tatiana Schäffer Gregianini, Thaísa Regina Rocha Lopes, Eduardo Furtado Flores, Rudi Weiblen, Patrícia Chaves Brites, Mônica de Medeiros Silva, João Batista Teixeira da Rocha, Gustavo de Lima Barbosa, Lais Ceschini Machado, Alexandre Freitas da Silva, Marcelo Henrique Santos Paiva, Matheus Filgueira Bezerra, Tulio de Lima Campos, Tiago Gräf, Daniel Angelo Sganzerla Graichen, Elgion Lucio da Silva Loreto, Gabriel da Luz Wallau

Source: Virus Research, Vol 351, Iss , Pp 199500- (2025)

Subject Terms: SARS-Cov-2, Brazil, Rio Grande do Sul, Genomic Surveillance, Microbiology, QR1-502, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S016817022400193X; https://doaj.org/toc/1872-7492

Access URL: https://doaj.org/article/aaf844fc6548499992b5d794888741e5

Impact of COVID-19 on the epidemiology of respiratory viruses in southern Brazil

Authors: Fernanda Pereira da Silva Carpeggiani, Thiago Menezes Cézar, Tatiana Schäffer Gregianini, Felipe Grillo Pinheiro, Letícia Garay Martins, Ana Beatriz Gorini da Veiga

Source: Revista de Epidemiologia e Controle de Infecção, Vol 14, Iss 2 (2024)

Subject Terms: severe acute respiratory syndrome, epidemiological monitoring, coronavirus infections, Medicine, Internal medicine, RC31-1245, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: https://online.unisc.br/seer/index.php/epidemiologia/article/view/18935; https://doaj.org/toc/2238-3360

Access URL: https://doaj.org/article/aec82a308bed4b0e88ecbe2773b8406f

Influenza A(H3N2) infection followed by separate COVID-19 infection

Authors: Tatiana Schäffer Gregianini, Richard Steiner Salvato, Ludmila Fiorenzano Baethgen, Cláudia Fasolo Piazza, Regina Bones Barcellos, Fernanda Marques Godinho, Ana Beatriz Gorini da Veiga

Source: Revista Panamericana de Salud Pública, Vol 47, Iss 61, Pp 1-6 (2023)

Subject Terms: influenza a virus, h3n2 subtype, covid-19, sars-cov-2, respiratory tract infections, Medicine, Arctic medicine. Tropical medicine, RC955-962, Public aspects of medicine, RA1-1270

File Description: electronic resource

Relation: https://iris.paho.org/handle/10665.2/57363; https://doaj.org/toc/1020-4989; https://doaj.org/toc/1680-5348

Access URL: https://doaj.org/article/4d3d0132c5574468ab0f1b9ca9d6ff99

Machine learning in predicting severe acute respiratory infection outbreaks

Authors: Amauri Duarte da Silva, Marcelo Ferreira da Costa Gomes, Tatiana Schäffer Gregianini, Leticia Garay Martins, Ana Beatriz Gorini da Veiga

Source: Cadernos de Saúde Pública, Vol 40, Iss 1 (2024)

Subject Terms: Severe Acute Respiratory Infection, Machine Learning, Computer Models, Epidemiologic Surveillance, Neural Networks (Computer), Medicine, Public aspects of medicine, RA1-1270

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-311X2024000105005&lng=en&tlng=en; http://www.scielo.br/pdf/csp/v40n1/1678-4464-csp-40-01-EN122823.pdf; https://doaj.org/toc/1678-4464

Access URL: https://doaj.org/article/d4d38c6b58664163a5533421e58996fe

Possible Occupational Infection of Healthcare Workers with Monkeypox Virus, Brazil

Authors: Richard Steiner Salvato, Maria Leticia Rodrigues Ikeda, Regina Bones Barcellos, Fernanda Marques Godinho, Patrícia Sesterheim, Leticia Camiza Bulcão Bitencourt, Tatiana Schäffer Gregianini, Ana Beatriz Gorini da Veiga, Fernando Rosado Spilki, Gabriel Luz Wallau

Source: Emerging Infectious Diseases, Vol 28, Iss 12, Pp 2520-2523 (2022)

Subject Terms: monkeypox, fomites, healthcare personnel, patient interactions, infections, zoonoses, Medicine, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: https://wwwnc.cdc.gov/eid/article/28/12/22-1343_article; https://doaj.org/toc/1080-6040; https://doaj.org/toc/1080-6059

Access URL: https://doaj.org/article/4e4e767075e04211b2c53e5713a30a8e

Aspectos clínicos e sociodemográficos dos casos de Síndrome Respiratória Aguda Grave no sul do Brasil

Authors: Jéssica Luíza Beck, Jane Dagmar Pollo Renner, Marcelo Carneiro, Tatiana Schäffer Gregianini, Ana Paula Helfer Schneider, Andréia Rosane de Moura Valim, Lia Gonçalves Possuelo

Source: Revista de Epidemiologia e Controle de Infecção, Vol 13, Iss 3 (2023)

Subject Terms: Medicine, Internal medicine, RC31-1245, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: https://online.unisc.br/seer/index.php/epidemiologia/article/view/17903; https://doaj.org/toc/2238-3360

Access URL: https://doaj.org/article/36f763f8adc944e88ac4cad77f5298d6

SARS-CoV-2 laboratory surveillance during the first year of the COVID-19 pandemic in southern Brazil

Authors: Ludmila Fiorenzano Baethgen, Ana Beatriz Gorini da Veiga, Richard Steiner Salvato, Talita Giacomet de Carvalho, Thaiane Rispoli, Sun Hee Schiefelbein, Letícia Garay Martins, Zenaida Marion Alves Nunes, Anelise Praetzel Schaurich, Loeci Natalina Timm, Rosane Campanher Ramos, Cynthia Goulart Molina Bastos, Tatiana Schäffer Gregianini

Source: Revista da Sociedade Brasileira de Medicina Tropical, Vol 56 (2023)

Subject Terms: Molecular diagnosis, SARS-CoV-2, SARS-CoV-2 lineages, Pandemic, Public health laboratory services, Arctic medicine. Tropical medicine, RC955-962

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822023000100300&lng=en&tlng=en; http://www.scielo.br/pdf/rsbmt/v56/1678-9849-rsbmt-56-e0146-2022.pdf; https://doaj.org/toc/1678-9849

Access URL: https://doaj.org/article/bb95884791eb496db2a5a546ef5c96bb

Low prevalence of influenza A strains with resistance markers in Brazil during 2017–2019 seasons

Authors: Thiago das Chagas Sousa, Jessica Santa Cruz Carvalho Martins, Milene Dias Miranda, Cristiana Couto Garcia, Paola Cristina Resende, Cliomar A. Santos, Maria do Carmo Debur, Rodrigo Ribeiro Rodrigues, Andrea Cony Cavalcanti, Tatiana Schäffer Gregianini, Felipe Campos de Melo Iani, Felicidade Mota Pereira, Sandra Bianchini Fernandes, Jessylene de Almeida Ferreira, Katia Correa de Oliveira Santos, Fernando Motta, David Brown, Walquiria Aparecida Ferreira de Almeida, Marilda Mendonça Siqueira, Aline da Rocha Matos

Source: Frontiers in Public Health, Vol 10 (2022)

Subject Terms: influenza A virus, resistance, neuraminidase (NA) inhibitors, oseltamivir, baloxavir marboxil, adamantane, Public aspects of medicine, RA1-1270

File Description: electronic resource

Relation: https://www.frontiersin.org/articles/10.3389/fpubh.2022.944277/full; https://doaj.org/toc/2296-2565

Access URL: https://doaj.org/article/c5d7be96979748cb906cc0e43c3f17c4

Molecular characterization of a new SARS-CoV-2 recombinant cluster XAG identified in Brazil

Authors: Thaís de Souza Silva, Richard Steiner Salvato, Tatiana Schäffer Gregianini, Ighor Arantes Gomes, Elisa Cavalcante Pereira, Eneida de Oliveira, André Luiz de Menezes, Regina Bones Barcellos, Fernanda Marques Godinho, Irina Riediger, Maria do Carmo Debur, Cristina Mendes de Oliveira, Rodrigo Ribeiro-Rodrigues, Fabio Miyajima, Fernando Stehling Dias, Adriano Abbud, Rubens do Monte-Neto, Carlos Eduardo Calzavara-Silva, Marilda Mendonça Siqueira, Gabriel Luz Wallau, Paola Cristina Resende, Gabriel da Rocha Fernandes, Pedro Alves

Source: Frontiers in Medicine, Vol 9 (2022)

Subject Terms: SARS-CoV-2, recombinant, genomic surveillance, XAG, variants, omicron, Medicine (General), R5-920

File Description: electronic resource

Relation: https://www.frontiersin.org/articles/10.3389/fmed.2022.1008600/full; https://doaj.org/toc/2296-858X

Access URL: https://doaj.org/article/40a9549dd6584b1a88a9743daf964349

Incipient Parallel Evolution of SARS-CoV-2 Deltacron Variant in South Brazil

Authors: Fernando Hayashi Sant’Anna, Tiago Finger Andreis, Richard Steiner Salvato, Ana Paula Muterle Varela, Juliana Comerlato, Tatiana Schäffer Gregianini, Regina Bones Barcellos, Fernanda Marques de Souza Godinho, Paola Cristina Resende, Gabriel da Luz Wallau, Thaís Regina y Castro, Bruna Campestrini Casarin, Andressa de Almeida Vieira, Alexandre Vargas Schwarzbold, Priscila de Arruda Trindade, Gabriela Luchiari Tumioto Giannini, Luana Freese, Giovana Bristot, Carolina Serpa Brasil, Bruna de Oliveira Rocha, Paloma Bortolini Martins, Francine Hehn de Oliveira, Cock van Oosterhout, Eliana Wendland

Source: Vaccines, Vol 11, Iss 2, p 212 (2023)

Subject Terms: COVID-19, SARS-CoV-2 genomes, gene flow, recombination, genetic introgression, adaptive landscape, Medicine

File Description: electronic resource

Relation: https://www.mdpi.com/2076-393X/11/2/212; https://doaj.org/toc/2076-393X

Access URL: https://doaj.org/article/527da89d83ae4bd79fe95113caf27147

Epidemiological investigation reveals local transmission of SARS-CoV-2 lineage P.1 in Southern Brazil

Authors: Richard Steiner Salvato, Tatiana Schäffer Gregianini, Aline Alves Scarpellini Campos, Lara Villanova Crescente, Marcelo Jostmeier Vallandro, Tani Maria Schilling Ranieri, Sabrina Vizeu, Letícia Garay Martins, Eduardo Viegas da Silva, Ellen Regina Pedroso, Andreia Burille, Ludmila Fiorenzano Baethgen, Sun Hee Schiefelbein, Taís Raquel Marcon Machado, Irina Marieta Becker, Raquel Ramos, Cláudia Fasolo Piazza, Zenaida Marion Alves Nunes, Cynthia Goulart Molina Bastos Bastos

Source: Revista de Epidemiologia e Controle de Infecção, Vol 11, Iss 1 (2021)

Subject Terms: sars-cov-2, covid-19, transmission, Medicine, Internal medicine, RC31-1245, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: https://online.unisc.br/seer/index.php/epidemiologia/article/view/16335; https://doaj.org/toc/2238-3360

Access URL: https://doaj.org/article/8eabd4fcb3824c98911475a1fe2ab7c8

Recurrent Dissemination of SARS-CoV-2 Through the Uruguayan–Brazilian Border

Authors: Daiana Mir, Natalia Rego, Paola Cristina Resende, Fernando Tort, Tamara Fernández-Calero, Verónica Noya, Mariana Brandes, Tania Possi, Mailen Arleo, Natalia Reyes, Matías Victoria, Andres Lizasoain, Matías Castells, Leticia Maya, Matías Salvo, Tatiana Schäffer Gregianini, Marilda Tereza Mar da Rosa, Letícia Garay Martins, Cecilia Alonso, Yasser Vega, Cecilia Salazar, Ignacio Ferrés, Pablo Smircich, Jose Sotelo Silveira, Rafael Sebastián Fort, Cecilia Mathó, Ighor Arantes, Luciana Appolinario, Ana Carolina Mendonça, María José Benítez-Galeano, Camila Simoes, Martín Graña, Fernando Motta, Marilda Mendonça Siqueira, Gonzalo Bello, Rodney Colina, Lucía Spangenberg

Source: Frontiers in Microbiology, Vol 12 (2021)

Subject Terms: genomics, epidemiology, phylogeography, phylogenetics, SARS-CoV-2, Uruguay, Microbiology, QR1-502

File Description: electronic resource

Relation: https://www.frontiersin.org/articles/10.3389/fmicb.2021.653986/full; https://doaj.org/toc/1664-302X

Access URL: https://doaj.org/article/a6085ed1bac44cb0bc04a06c4821d4dd

A Potential SARS-CoV-2 Variant of Interest (VOI) Harboring Mutation E484K in the Spike Protein Was Identified within Lineage B.1.1.33 Circulating in Brazil

Authors: Paola Cristina Resende, Tiago Gräf, Anna Carolina Dias Paixão, Luciana Appolinario, Renata Serrano Lopes, Ana Carolina da Fonseca Mendonça, Alice Sampaio Barreto da Rocha, Fernando Couto Motta, Lidio Gonçalves Lima Neto, Ricardo Khouri, Camila I. de Oliveira, Pedro Santos-Muccillo, João Felipe Bezerra, Dalane Loudal Florentino Teixeira, Irina Riediger, Maria do Carmo Debur, Rodrigo Ribeiro-Rodrigues, Anderson Brandao Leite, Cliomar Alves do Santos, Tatiana Schäffer Gregianini, Sandra Bianchini Fernandes, André Felipe Leal Bernardes, Andrea Cony Cavalcanti, Fábio Miyajima, Claudio Sachhi, Tirza Mattos, Cristiano Fernandes da Costa, Edson Delatorre, Gabriel L. Wallau, Felipe G. Naveca, Gonzalo Bello, Marilda Mendonça Siqueira

Source: Viruses, Vol 13, Iss 5, p 724 (2021)

Subject Terms: SARS-CoV-2, E484K, variant of Interest, genomic epidemiology, Brazil, Microbiology, QR1-502

File Description: electronic resource

Relation: https://www.mdpi.com/1999-4915/13/5/724; https://doaj.org/toc/1999-4915

Access URL: https://doaj.org/article/309b925033234315be50ca525bde4ae8

Storage protein variability in natural populations of maté (Ilex paraguariensis) in Brazil

Authors: Tatiana Schäffer Gregianini, Helga Winge

Source: Ciência Rural, Vol 49, Iss 2 (2019)

Subject Terms: ‘chimarrão’, germoplasm banks, population genetics, Agriculture, Agriculture (General), S1-972

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782019000200750&lng=en&tlng=en; https://doaj.org/toc/1678-4596

Access URL: https://doaj.org/article/7e2dc375850145508f62391fc5f15750

Tumour necrosis factor -308 and -238 promoter polymorphisms are predictors of a null virological response in the treatment of Brazilian hepatitis C patients

Authors: Tarciana Grandi, Cláudia Maria Dornelles da Silva, Karine Medeiros Amaral, Paulo Dornelles Picon, Cintia Costi, Nicole Nascimento da Fré, Marilu Fiegenbaum, Tatiana Schäffer Gregianini, Christian Niel, Maria Lucia Rosa Rossetti

Source: Memorias do Instituto Oswaldo Cruz, Vol 109, Iss 3, Pp 345-351 (2014)

Subject Terms: TNF, polymorphisms, HCV, virological response, Brazil, Microbiology, QR1-502, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762014000300345&lng=en&tlng=en; https://doaj.org/toc/1678-8060

Access URL: https://doaj.org/article/64024f1f51414b7f80329e57114a8358

Performance of direct immunofluorescence assay for the detection of human metapneumovirus under clinical laboratory settings

Authors: Jonas Michel Wolf, Tatiana Schäffer Gregianini, Claudete Maria Farina Seadi, Gabriela Luchiari Tumioto, Bibiana Paula Dambrós, Fernanda Kieling Moreira Lehmann, Silvia De Carli, Nilo Ikuta, Vagner Ricardo Lunge

Source: Revista da Sociedade Brasileira de Medicina Tropical, Vol 48, Iss 6, Pp 762-764 (2015)

Subject Terms: Human metapneumovirus, Direct immunofluorescence, qRT-PCR, Arctic medicine. Tropical medicine, RC955-962

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822015000600762&lng=en&tlng=en; https://doaj.org/toc/1678-9849

Access URL: https://doaj.org/article/af20c246748d4a939ba1273474ac932e

Oseltamivir-resistant influenza A(H1N1)pdm09 virus in southern Brazil

Authors: Camila Marx, Tatiana Schäffer Gregianini, Fernanda Kieling Moreira Lehmann, Vagner Ricardo Lunge, Silvia de Carli, Bibiana Paula Dambrós, Gabriela Luchiari Tumioto, Claudete Seadi, André Salvador Kazantzi Fonseca, Nilo Ikuta

Source: Memorias do Instituto Oswaldo Cruz, Vol 108, Iss 3, Pp 392-394 (2013)

Subject Terms: influenza A(H1N1)pmd09, resistance, oseltamivir, Microbiology, QR1-502, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762013000300392; https://doaj.org/toc/0074-0276; https://doaj.org/toc/1678-8060

Access URL: https://doaj.org/article/32bdbeed52a14ecfb919802bc678291e

Laboratory surveillance of dengue in Rio Grande do Sul, Brazil, from 2007 to 2013.

Authors: Gabriela Luchiari Tumioto, Tatiana Schäffer Gregianini, Bibiana Paula Dambros, Beatriz Carneiro Cestari, Zenaida Marion Alves Nunes, Ana Beatriz Gorini Veiga

Source: PLoS ONE, Vol 9, Iss 8, p e104394 (2014)

Subject Terms: Medicine, Science

File Description: electronic resource

Relation: http://europepmc.org/articles/PMC4130601?pdf=render; https://doaj.org/toc/1932-6203

Access URL: https://doaj.org/article/cfdb9e28aaec46c98a5ff2732c2f0fcd

Human metapneumovirus in Southern Brazil

Authors: Tatiana Schäffer Gregianini, Claudete Farina Seadi, Ivone Menegolla, Letícia Garay Martins, Nilo Ikuta, Jonas Michel Wolf, Vagner Ricardo Lunge

Source: Revista da Sociedade Brasileira de Medicina Tropical, Vol 51, Iss 1, Pp 30-38

Subject Terms: Human metapneumovirus, Human respiratory syncytial virus, Epidemiology, Respiratory viruses, Arctic medicine. Tropical medicine, RC955-962

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822018000100030&lng=en&tlng=en; https://doaj.org/toc/1678-9849

Access URL: https://doaj.org/article/667a441fa6474b8082ffa07584bc6075

Prevalence of hepatitis C virus and human immunodeficiency virus in a group of patients newly diagnosed with active tuberculosis in Porto Alegre, Southern Brazil

Authors: Cintia Costi, Tarciana Grandi, Maria Laura Halon, Márcia Susana Nunes Silva, Cláudia Maria Dornelles da Silva, Tatiana Schäffer Gregianini, Lia Gonçalves Possuelo, Carla Adriane Jarczewski, Christian Niel, Maria Lucia Rosa Rossetti

Source: Memorias do Instituto Oswaldo Cruz, Vol 112, Iss 4, Pp 255-259

Subject Terms: HCV, tuberculosis, coinfection, genotypes, HIV, Southern Brazil, Microbiology, QR1-502, Infectious and parasitic diseases, RC109-216

File Description: electronic resource

Relation: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762017000400255&lng=en&tlng=en; https://doaj.org/toc/1678-8060

Access URL: https://doaj.org/article/577e6ff41f8b424686db2ce8109dae0a