Zobrazeno 1 - 10
of 98
pro vyhledávání: '"Adelir Aparecida Saczk"'
Validation of an analytical method for the determination of fatty acids in sheep blood serum samples
Autor:
Matheus Julien Ferreira Bazzana, Juliana Garcia, Gabriela Françozo Vilela, Cleber Nogueira Borges, Letícia Rodrigues Faria, Nadja Gomes Alves, Adelir Aparecida Saczk
Publikováno v:
Química Nova, Vol 46, Iss 4, Pp 375-380 (2023)
Low-density dispersive liquid-liquid microextraction with a subsequent esterification step was proposed in this study for the determination of linoleic acid and stearic acid in sheep blood serum samples. The method developed aimed to quickly and effi
Externí odkaz:
https://doaj.org/article/e374821178254d50bdd611940296180c
Autor:
Thales Henrique Cherubino Ribeiro, Raphael Ricon de Oliveira, Taís Teixeira das Neves, Wilder Douglas Santiago, Bethania Leite Mansur, Adelir Aparecida Saczk, Mario Lucio Vilela de Resende, Antonio Chalfun-Junior
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 15, p 12466 (2023)
The use of transcriptomic data to make inferences about plant metabolomes is a useful tool to help the discovery of important compounds in the available biodiversity. To unveil previously undiscovered metabolites of Coffea, of phytotherapeutic and ec
Externí odkaz:
https://doaj.org/article/9bac9ea836254f41860984fee5626d80
Autor:
Marcelo Firmino de Oliveira, Jacqueline Querino Alves, José Fernando de Andrade, Adelir Aparecida Saczk, Leonardo Luiz Okumura
Publikováno v:
Eclética Química, Vol 34, Iss 3, Pp 77-83 (2018)
The HPLC technique with UV-Vis detection was employed in the analysis of cocaine content in apprehended samples of cocaine and crack. A peak signal for cocaine was obtained in 3.5 minutes run by using acetonitrile/water (95:5v/v) as a mobile phase. O
Externí odkaz:
https://doaj.org/article/a136790e450142bbb2f92f3d1845b4fd
Autor:
Meilene Ribeiro Fidélis, Leonardo Luiz Okumura, Ástrea Filomena de Souza Silva, Alexandre Gurgel, Adelir Aparecida Saczk
Publikováno v:
The Journal of Engineering and Exact Sciences, Vol 2, Iss 3, Pp 171-189 (2016)
Qualitative electrochemical characterization of procymidone (PRO) and tebuthiuron (TBH) was carried out by cyclic voltammetry using a carbon paste electrode. The studies suggest that analyte mass transfer is controlled by diffusion, and that oxidatio
Externí odkaz:
https://doaj.org/article/6fc3dc12471b49c681934571bcb31086
Autor:
Izabel Cristina Eleotério, Marco Aantonio Balbino, José Fernando de Andrade, Bruno Ferreira, Adelir Aparecida Saczk, Leonardo Luiz Okumura, Antonio Carlos Ferreira Batista, Marcelo Firmino de Oliveira
Publikováno v:
Journal of Electrochemical Science and Engineering, Vol 8, Iss 4 (2018)
In this work a new model of carbon paste electrode was employed to determine sulfamethoxazole (SMX), an antibiotic used to treat infections in human and veterinary medicine, by the square wave voltammetric modality (SWV). More specifically, the elec
Externí odkaz:
https://doaj.org/article/3f605b2d5cc64a568474003680ac3aac
Autor:
Marcelo Firmino de Oliveira, Adelir Aparecida Saczk, Leonardo Luiz Okumura, Nelson Ramos Stradiotto
Publikováno v:
Eclética Química, Vol 27, Iss 2 (2018)
The presence of heavy metals in fuel ethanol is obtained in different steps as production and storage of ethanol, constituting an inorganic contamination. Quantitative analysis of these contaminants has been usually carried out by conventional techni
Externí odkaz:
https://doaj.org/article/fc6bebf6eaa7443eb2822be391fff2b3
Autor:
Adelir Aparecida Saczk, Marcelo Firmino de Oliveira, Leonardo Luiz Okumura, Nelson Ramos Stradiotto
Publikováno v:
Eclética Química, Vol 27, Iss 2 (2018)
This study reports the electrochemical behavior of 2-furfuraldehide reduction in ethanol using glassy carbon electrode, aiming to correlate adequate experimental conditions for determination of this 2-furfuraldehide in fuel ethanol. Obtained voltammo
Externí odkaz:
https://doaj.org/article/5a6f31f542d64227a15bf725f4358ec9
Autor:
Mayara Neves Santos Guedes, Rafael Pio, Luana Aparecida Castilho Maro, Fabíola Fonseca Lage, Celeste Maria Patto de Abreu, Adelir Aparecida Saczk
Publikováno v:
Acta Scientiarum: Agronomy, Vol 39, Iss 1 (2017)
Blackberries are an important option for the diversification of fruit crops. However, there is currently no literature regarding plant cultivation in high-altitude tropical climates. Knowledge of the phenolic composition of blackberries is essential
Externí odkaz:
https://doaj.org/article/fc7633b5d19f4d2ab1682d5d1478b2e1
Autor:
Mírian Aparecida Isidro Santos, Angelita Duarte Corrêa, Ana Paula de Carvalho Alves, Anderson Assaid Simão, Dejane Santos Alves, Rodrigo Lopes de Oliveira, Adelir Aparecida Saczk, Geraldo Andrade Carvalho
Publikováno v:
Semina: Ciências Agrárias, Vol 34, Iss 6Supl1, Pp 3501-3512 (2013)
The objective of this study was to characterize phenolic compounds and evaluate the effect, under laboratory conditions, of the cassava leaf powder methanol extract on the development of fall armyworm Spodoptera frugiperda and of leaf-cutting ant Att
Externí odkaz:
https://doaj.org/article/ad313ebb438b4dbd9f0b75355d6f8b16
Autor:
Gabriela Lúcia Pinheiro, Carlos Alberto Silva, José Maria de Lima, Alisson Lucrécio da Costa, Adelir Aparecida Saczk
Publikováno v:
Química Nova, Vol 36, Iss 3, Pp 413-418 (2013)
Determination of organic acids in soils and organic materials is important due to the important role they play in improving the soil's physical, chemical and microbiological conditions. This study identified and quantified low molecular weight organi
Externí odkaz:
https://doaj.org/article/d4c26589b149428a9cdb94a94a85d8df