Zobrazeno 1 - 10
of 100
pro vyhledávání: '"Ronaldo C. Faria"'
Autor:
Wiviane E. R. de Melo, Karoline S. Nantes, Ana L. H. K. Ferreira, Márcio C. Pereira, Luiz H. C. Mattoso, Ronaldo C. Faria, André S. Afonso
Publikováno v:
Electrochem, Vol 4, Iss 4, Pp 523-536 (2023)
Hydrogen peroxide (H2O2) is an essential analyte for detecting neurodegenerative diseases and inflammatory processes and plays a crucial role in pharmaceuticals, the food industry, and environmental monitoring. However, conventional H2O2 detection me
Externí odkaz:
https://doaj.org/article/ac95cd9c5e194bd384a56614f3cfaf64
Autor:
Elsa M. Materón, Flavio M. Shimizu, Kevin Figueiredo dos Santos, Gustavo F. Nascimento, Vananélia P.N. Geraldo, Osvaldo N. Oliveira Jr, Ronaldo C. Faria
Publikováno v:
Biomedicine & Pharmacotherapy, Vol 145, Iss , Pp 112426- (2022)
Glutathione-s-transferase is believed to be involved in the resistance to chemotherapeutic drugs, which depends on the interaction with the cell membranes. In this study, we employed Langmuir monolayers of a mixture of phospholipids and cholesterol (
Externí odkaz:
https://doaj.org/article/701448312fe243b2a86a9e1461e926e1
Autor:
Camila A. Proença, Tayane A. Freitas, Thaísa A. Baldo, Elsa M. Materón, Flávio M. Shimizu, Gabriella R. Ferreira, Frederico L. F. Soares, Ronaldo C. Faria, Osvaldo N. Oliveira Jr.
Publikováno v:
Beilstein Journal of Nanotechnology, Vol 10, Iss 1, Pp 2171-2181 (2019)
Diagnosis of cancer using electroanalytical methods can be achieved at low cost and in rapid assays, but this may require the combination with data treatment for determining biomarkers in real samples. In this paper, we report an immunomagnetic nanop
Externí odkaz:
https://doaj.org/article/85975db329284a13b32b6559076bcadc
Autor:
Vagner B. dos Santos, Thiago B. Guerreiro, Ronaldo C. Faria, Orlando Fatibello-Filho, Willian T. Suarez
Publikováno v:
Química Nova, Vol 35, Iss 4, Pp 802-807 (2012)
This study reports on the construction of a turbidimeter employing light emitting diodes as radiation source at a wavelength of 405 nm, a photodiode as detector, a temperature sensor and a microcontroller used for data acquisition and processing. The
Externí odkaz:
https://doaj.org/article/64ffb3f4161147b49bccf1e39ecb7cfe
Autor:
Luiz Carlos S. Figueiredo-Filho, Bruno C. Janegitz, Ronaldo C. Faria, Orlando Fatibello-Filho, Luiz H. Marcolino-Junior, Fabio Roberto Caetano, Ivanildo Luiz de Mattos
Publikováno v:
Química Nova, Vol 35, Iss 5, Pp 1016-1019 (2012)
The construction of a low cost mini sensor containing a bismuth-film electrode (BiFE), as work electrode, a silver electrode as pseudo reference electrode, and copper as counter electrode is proposed. The application of this mini sensor using a low c
Externí odkaz:
https://doaj.org/article/288445b3998246abb29db4349cd2c2a1
Autor:
Ademar Wong, Elsa María Materón, Tayane A. Freitas, Ronaldo C. Faria, Débora Gonçalves, Maria Del Pilar Taboada Sotomayor
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
Autor:
Karla R. Castro, Grazielle O. Setti, Tássia R. de Oliveira, Mônica J. Rodrigues-Jesus, Viviane F. Botosso, Ana P. Perini de Araujo, Edson L. Durigon, Luis C.S. Ferreira, Ronaldo C. Faria
Publikováno v:
Talanta. 256:124277
Disposable and Flexible Electrochemical Paper‐based Analytical Devices Using Low‐cost Conductive Ink
Publikováno v:
Electroanalysis. 33:1520-1527
Autor:
Elsa M. Materon, Osvaldo N. Oliveira, Ademar Wong, Nirav Joshi, Leonardo Mariano Gomes, Ronaldo C. Faria, Gisela Ibáñez-Redín
Publikováno v:
Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Universidade de São Paulo (USP)
instacron:USP
In this paper we report on a modular design that allows one to fabricate electrochemical sensors upon combining 3D printing and screen printing. The usefulness of the design is showcased with graphene paste electrodes (GPE) coated with magnetic micro
Autor:
André S. Afonso, Márcio C. Pereira, Sayton F. Resende, Douglas Monteiro, Luiz H. C. Mattoso, Flávio H. A. de Meira, Ronaldo C. Faria
Publikováno v:
Electroanalysis. 32:2231-2236