Matilde Mejía

Fundação Oswaldo Cruz — Brazil

Medicine · Health Sciences

11h-index945citations24works19.92yr avg
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Research Topics

SARS-CoV-2 and COVID-19 Research(12), Mosquito-borne diseases and control(12), Viral Infections and Vectors(6), Virology and Viral Diseases(5), SARS-CoV-2 detection and testing(5)

Publications24 total

Oropouche Virus Attack Rate in An Urban Setting outside the Amazon Basin: Findings from a Post-Outbreak Seroprevalence Survey
SSRN Electronic Journal·2026Open Access
Venezuelan Equine Encephalitis Virus, Amazonas, Brazil, 2025
2025Open Access
Countrywide Spread and Spatiotemporal Diffusion Dynamics of Oropouche virus in Cuba, 2024
2025Open Access
Countrywide Spread and Spatiotemporal Diffusion Dynamics of Oropouche Virus in Cuba, 2024
SSRN Electronic Journal·2025Open Access
Human outbreaks of a novel reassortant Oropouche virus in the Brazilian Amazon region
Nature Medicine·2024· 123 cited
Emergence of a novel reassortant Oropouche virus drives persistent human outbreaks in the Brazilian Amazon region from 2022 to 2024
2024· 14 citedOpen Access
In silico analysis of non-structural protein 12 sequences from SARS-COV-2 found in Manaus, Amazonas, Brazil, reveals mutations linked to higher transmissibility
Anais da Academia Brasileira de Ciências·2024· 2 citedOpen Access
Multiple introductions and country-wide spread of DENV-2 genotype II (Cosmopolitan) in Brazil
Virus Evolution·2023· 20 citedOpen Access
Reemergence of Dengue Virus Serotype 3, Brazil, 2023
Emerging infectious diseases·2023· 51 citedOpen Access
Multiple introductions and country-wide spread of DENV-2 genotype II (Cosmopolitan) in Brazil
2023· 2 citedOpen Access
SARS-CoV-2 intra-host diversity, antibody response, and disease severity after reinfection by the variant of concern Gamma in Brazil
Scientific Reports·2023· 5 citedOpen Access
Reemergence of Dengue Virus Serotype 3, Brazil, 2023
2023· 9 citedOpen Access
Comparative epidemic expansion of SARS-CoV-2 variants Delta and Omicron in the Brazilian State of Amazonas
Nature Communications·2023· 20 citedOpen Access
Comparative epidemic expansion of SARS-CoV-2 variants Delta and Omicron in Amazonas, a Brazilian setting with high levels of hybrid immunity
2022· 2 citedOpen Access
Emergence and Spread of the SARS-CoV-2 Variant of Concern Delta across Different Brazilian Regions
Microbiology Spectrum·2022· 22 citedOpen Access
Phylogenetic-based inference reveals distinct transmission dynamics of SARS-CoV-2 lineages Gamma and P.2 in Brazil
iScience·2022· 30 citedOpen Access
A case series of SARS-CoV-2 reinfections caused by the variant of concern Gamma in Brazil
2021· 6 citedOpen Access
Structural analysis of SARS-Cov-2 nonstructural protein 1 polymorphisms found in the Brazilian Amazon
Experimental Biology and Medicine·2021· 2 citedOpen Access
Spread of Gamma (P.1) sub-lineages carrying Spike mutations close to the furin cleavage site and deletions in the N-terminal domain drives ongoing transmission of SARS-CoV-2 in Amazonas, Brazil
2021· 11 citedOpen Access
COVID-19 in Amazonas, Brazil, was driven by the persistence of endemic lineages and P.1 emergence
Nature Medicine·2021· 456 citedOpen Access
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Frequent Co-authors

Felipe Gomes Naveca(22), Valdinete Alves do Nascimento(20), Gonzalo Bello(19), Victor Costa de Souza(18), Fernanda Nascimento(16), Gabriel Luz Wallau(16), Luciana Gonçalves(15), Tiago Gräf(15), Edson Delatorre(14), Maria Júlia Brandão(13), Paola Cristina Resende(12), George Silva(11), Lígia Fernandes Abdalla(11), Ighor Arantes(11), André de Lima Guerra Corado(10), Karina Pessoa(10), Michele Silva de Jesus(10), João Hugo Abdalla Santos(10), Marilda Mendonça Siqueira(10), Tirza Mattos(9)