Search Results - "Grenfell, Rafaella Fortini"

Evaluation of schistosomula crude antigen (SCA) as a diagnostic tool for Schistosoma mansoni in low endemic human population by Oyeyemi, Oyetunde Timothy, Corsini, Camila Amormino, Gonçalves, Gustavo, de Castro Borges, William, Grenfell, Rafaella Fortini Queiroz

“…The study aimed to determine the potential of schistosomula crude antigen (SCA) as a diagnostic target for anti- S. mansoni antibody detection. Cercariae were…”
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Schistosomiasis in Nigeria: Gleaning from the past to improve current efforts towards control by Oyeyemi, Oyetunde Timothy, de Jesus Jeremias, Wander, Grenfell, Rafaella Fortini Queiroz

“…The effort to control schistosomiasis in Nigeria has been scaled up the past few years. Schistosomiasis affects all age groups, however, school children are at…”
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Improvement of POC-CCA Interpretation by Using Lyophilization of Urine from Patients with Schistosoma mansoni Low Worm Burden: Towards an Elimination of Doubts about the Concept of Trace by Coelho, Paulo Marcos Zech, Siqueira, Liliane Maria Vidal, Grenfell, Rafaella Fortini Queiroz, Almeida, Nathalie Bonatti Franco, Katz, Naftale, Almeida, Áureo, Carneiro, Nídia Francisca de Figueiredo, Oliveira, Edward

“…Accurate diagnostic techniques for schistosomiasis are essential for prevalence determination and identification of positive patients. A point-of-care test for…”
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Diagnosis of Schistosoma mansoni infections: what are the choices in Brazilian low-endemic areas? by Silva-Moraes, Vanessa, Shollenberger, Lisa M, Siqueira, Liliane Maria Vidal, Castro-Borges, William, Harn, Donald A, Grenfell, Rafaella Fortini Queiroz E, Rabello, Ana Lucia Teles, Coelho, Paulo Marcos Zech

“…The population of Brazil is currently characterised by many individuals harbouring low-intensity Schistosoma mansoni infections. The Kato-Katz technique is the…”
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Serological proteomic screening and evaluation of a recombinant egg antigen for the diagnosis of low-intensity Schistosoma mansoni infections in endemic area in Brazil by Silva-Moraes, Vanessa, Shollenberger, Lisa Marie, Castro-Borges, William, Rabello, Ana Lucia Teles, Harn, Donald A, Medeiros, Lia Carolina Soares, Jeremias, Wander de Jesus, Siqueira, Liliane Maria Vidal, Pereira, Caroline Stephane Salviano, Pedrosa, Maria Luysa Camargos, Almeida, Nathalie Bonatti Franco, Almeida, Aureo, Lambertucci, Jose Roberto, Carneiro, Nídia Francisca de Figueiredo, Coelho, Paulo Marcos Zech, Grenfell, Rafaella Fortini Queiroz

“…Despite decades of use of control programs, schistosomiasis remains a global public health problem. To further reduce prevalence and intensity of infection, or…”
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Newly established monoclonal antibody diagnostic assays for Schistosoma mansoni direct detection in areas of low endemicity by Grenfell, Rafaella Fortini Queiroz, Coelho, Paulo Marcos Zech, Taboada, Diana, de Mattos, Ana Carolina Alves, Davis, Ruth, Harn, Donald A

“…Current available methods for diagnosis of schistosomiasis mansoni lack sufficient sensitivity, which results in underreporting of infectious in areas of low…”
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Rapid antigen test as a tool for the identification of SARS-CoV-2 infection and its potential as a self-testing device by Filgueiras, Priscilla Soares, Corsini, Camila Amormino, Almeida, Nathalie Bonatti Franco, Pedrosa, Maria Luysa Camargos, Miranda, Daniel Alvim Pena de, Gomes, Sarah Vieira Contin, Assis, Jéssica Vieira de, Silva, Raphael Antônio, Medeiros, Maria Izabella Vieira de Assis Rocha Carvalho de, Lourenço, Adelina Junia, Bicalho, Cecilia Maria Florencio, Vilela, Raquel Virginia Rocha, Jeremias, Wander de Jesus, Fernandes, Gabriel da Rocha, Queiroz, Rafaella Fortini Grenfell E

“…SARS-CoV-2 virus originated in Wuhan (China) in December (2019) and quickly spread worldwide. Antigen tests are rapid diagnostic tests (RDT) that produce…”
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Synthetic Aurones: New Features for Schistosoma mansoni Therapy by Silva Torres, Daniel, Alves de Oliveira, Bruna, Souza d Silveira, Lígia, Paulo da Silva, Marcos, Rodrigues Durães Pereira, Vinícius, Moraes, Josué, Rúbia Costa Couri, Mara, Fortini Grenfell e Queiroz, Rafaella, Martins Parreiras, Patrícia, Roberto Silva, Márcio, Azevedo Alves, Lara, Carius de Souza, Vinícius, Vanessa Zabala Capriles Goliatt, Priscila, Gomes Vasconcelos, Eveline, Alves da Silva Filho, Ademar, Faria Pinto, Priscila

“…In this work, two synthetic aurones revealed moderate schistosomicidal potential in in vitro and in vivo assays. Aurones (1) and (2) promoted changes in…”
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Access to COVID-19 vaccines and testing in Africa: the importance of COVAX - Nigeria as a case study by Grenfell, Rafaella Fortini Queiroz, Oyeyemi, Oyetunde Timothy

“…Since pandemic declaration, the vulnerability of countries with serious economic challenges and limited health resources became evident. This vulnerability has…”
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Antischistosomal activity of a calcium channel antagonist on schistosomula and adult Schistosoma mansoni worms by Silva-Moraes, Vanessa, Couto, Flávia Fernanda Bubula, Vasconcelos, Marah Mileib, Araújo, Neusa, Coelho, Paulo Marcos Zech, Katz, Naftale, Grenfell, Rafaella Fortini Queiroz

“…Current schistosomiasis control strategies are largely based on chemotherapeutic agents and a limited number of drugs are available today. Praziquantel (PZQ)…”
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Schistosoma mansoni in a low-prevalence area in Brazil: the importance of additional methods for the diagnosis of hard-to-detect individual carriers by low-cost immunological assays by Grenfell, Rafaella Fortini Queiroz, Martins, Watson, Enk, Martin, Almeida, Aureo, Siqueira, Liliane, Silva-Moraes, Vanessa, Oliveira, Edward, Carneiro, Nídia Francisca de Figueiredo, Coelho, Paulo Marcos Zech

“…Schistosomiasis diagnosis is based on the detection of eggs in the faeces, which is laborious and lacks sensitivity, especially for patients with a low…”
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Immunodiagnostic Methods : What Is Their Role in Areas of Low Endemicity? by Grenfell, Rafaella Fortini Queiroz, Silva-Moraes, Vanessa, Taboada, Diana, de Mattos, Ana Carolina Alves, de Castro, Ana Karine Sarvel, Coelho, Paulo Marcos Zech

“…Worldwide Schistosomiasis mansoni continues to be a serious public health problem. Over the past decades, control programmes have made remarkable progress in…”
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Acute schistosomiasis diagnosis: a new tool for the diagnosis of schistosomiasis in a group of travelers recently infected in a new focus of Schistosoma mansoni by Grenfell, Rafaella Fortini Queiroz, Martins, Watson, Drummond, Sandra Costa, Antunes, Carlos Maurício de Figueiredo, Voieta, Izabela, Otoni, Alba, Oliveira, Aureo Almeida de, Silva-Moraes, Vanessa, Oliveira, Eduardo Ribeiro de, Oliveira, Edward, Lambertucci, José Roberto, Fonseca, Cristina Toscano, Coelho, Paulo Marcos Zech

“…The diagnosis of schistosomiasis mansoni on early stages of infection is important to prevent late morbidity. A simple, cheap, sensitive and specific assay for…”
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Antigens of worms and eggs showed a differentiated detection of specific IgG according to the time of Schistosoma mansoni infection in mice by Grenfell, Rafaella Fortini Queiroz, Martins, Watson Hermann, Silva-Moraes, Vanessa, Barata, Suedali Villas-Boas, Ribeiro, Elizandra Giani, Oliveira, Edward, Coelho, Paulo Marcos Zech

“…The correlation between the immunological assay and the antibody titer can offer a tool for the experimental analysis of different phases of the disease. Two…”
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Biomarkers for schistosomiasis: Towards an integrative view of the search for an effective diagnosis by Silva-Moraes, Vanessa, Ferreira, Jaqueline Maria Siqueira, Coelho, Paulo Marcos Zech, Grenfell, Rafaella Fortini Queiroz

“…We present an overview of all relevant investigations designed for the identification of proteins as markers for the schistosomiasis diagnosis. [Display…”
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Variant-dependent oxidative and cytokine responses of human neutrophils to SARS-CoV-2 spike protein and anti-spike IgG1 antibodies by Almeida, Nathalie Bonatti Franco, Fantone, Kayla Marie, Sarr, Demba, Ashtiwi, Nuha Milad, Channell, Sarah, Grenfell, Rafaella Fortini Queiroz, Martins-Filho, Olindo Assis, Rada, Balázs

“…Severe forms of COVID-19, the disease caused by SARS-CoV-2, are characterized by acute respiratory distress syndrome, robust lung inflammation and death in…”
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Anti-mitochondrial Tryparedoxin Peroxidase Monoclonal Antibody-Based Immunohistochemistry for Diagnosis of Cutaneous Leishmaniasis by Freire, Mariana Lourenço, Rego, Felipe Dutra, Lopes, Karine Ferreira, Coutinho, Lucélia Antunes, Grenfell, Rafaella Fortini Queiroz, Avelar, Daniel Moreira, Cota, Gláucia, Pascoal-Xavier, Marcelo Antônio, Oliveira, Edward

“…Cutaneous leishmaniasis (CL) remains a globally spreading public health problem. Among Latin America countries, Brazil has the greatest number of recorded CL…”
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Second booster dose improves antibody neutralization against BA.1, BA.5 and BQ.1.1 in individuals previously immunized with CoronaVac plus BNT162B2 booster protocol by Campos, Guilherme R F, Almeida, Nathalie Bonatti Franco, Filgueiras, Priscilla Soares, Corsini, Camila Amormino, Gomes, Sarah Vieira Contin, de Miranda, Daniel Alvim Pena, de Assis, Jéssica Vieira, Silva, Thaís Bárbara de Souza, Alves, Pedro Augusto, Fernandes, Gabriel da Rocha, de Oliveira, Jaquelline Germano, Rahal, Paula, Grenfell, Rafaella Fortini Queiroz, Nogueira, Maurício L

“…SARS-CoV-2 vaccines production and distribution enabled the return to normalcy worldwide, but it was not fast enough to avoid the emergence of variants capable…”
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Booster dose of BNT162b2 after two doses of CoronaVac improves neutralization of SARS-CoV-2 Omicron variant by Campos, Guilherme R. F., Almeida, Nathalie Bonatti Franco, Filgueiras, Priscilla Soares, Corsini, Camila Amormino, Gomes, Sarah Vieira Contin, de Miranda, Daniel Alvim Pena, de Assis, Jéssica Vieira, de Souza Silva, Thaís Bárbara, Alves, Pedro Augusto, da Rocha Fernandes, Gabriel, de Oliveira, Jaquelline Germano, Rahal, Paula, Grenfell, Rafaella Fortini Queiroz, Nogueira, Maurício L.

“…Background The emergence of the new SARS-CoV-2 Omicron variant, which is known to have a large number of mutations when compared to other variants, brought to…”
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In vitro assessment of neutrophil response to proteins and antibodies of SARS-CoV-2 by Almeida, Nathalie Bonatti Franco, Fantone, Kayla Marie, Sarr, Demba, Grenfell, Rafaella Fortini Queiroz, Rada, Balazs

“…The SARS-CoV-2 virus caused a worldwide epidemic of respiratory disease (COVID-19). Acute respiratory distress syndrome (ARDS) has been associated with severe…”
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