Search Results - "Nascentes, Clesia Cristina"

Authenticity study of commercial samples of St. John's wort by paper spray ionization mass spectrometry and chemometric tools by Miguita, Ana Gabriella Carvalho, Augusti, Rodinei, Sena, Marcelo Martins, Nascentes, Clésia Cristina

“…Hypericum perforatum L. (St. John's wort) is one of the world's most consumed medicinal plants for treating depression and psychiatric disorders…”
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A data fusion model merging information from near infrared spectroscopy and X-ray fluorescence. Searching for atomic-molecular correlations to predict and characterize the composition of coffee blends by Assis, Camila, Gama, Ednilton Moreira, Nascentes, Clésia Cristina, de Oliveira, Leandro Soares, Anzanello, Michel José, Sena, Marcelo Martins

“…•Data fusion merging orthogonal information can provide better models.•A PLS data fusion model predicted and characterized coffee blends composition.•Variable…”
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Screening method for the characterization of anabolic steroids seized in Brazil using paper spray mass spectrometry and chemometric tools by Miguita, Ana Gabriella Carvalho, Augusti, Rodinei, Nascentes, Clésia Cristina, Sena, Marcelo Martins

“…This paper reports the use of paper spray mass spectrometry (PS‐MS) combined with chemometric models to analyze seized samples of anabolic steroids. Because…”
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Investigation of the performance of cross-linked poly(acrylic acid) and poly(methacrylic acid) as efficient adsorbents in SPE columns for simultaneous preconcentration of tricyclic antidepressants in water samples by Teixeira Tarley, César Ricardo, Gorla, Felipe Augusto, Midori de Oliveira, Fernanda, Nascentes, Clésia Cristina, Ferreira, Milena do Prado, Ferreira da Costa, Marcello, Segatelli, Mariana Gava

“…A solid phase extraction-based (SPE) procedure for simultaneous preconcentration of five tricyclic antidepressants (TCAs), amitriptyline hydrochloride (AMT),…”
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Toxicity of Carnoy's solution toward human keratinocytes: an in vitro study by Pinto Júnior, Aécio Abner Campos, Viana, Karolina Skarlet Silva, Abreu, Lucas Guimarães, Nascentes, Clésia Cristina, Diniz, Ivana Márcia Alves, Mesquita, Ricardo Alves, Bernardes, Vanessa Fátima

“…The present study aimed to characterize the chemical elements and cytotoxicity of Carnoy's solution (CS) by comparing two different trademarked products (one…”
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Development of a simple method for the determination of lead in lipstick using alkaline solubilization and graphite furnace atomic absorption spectrometry by Soares, Aline Rodrigues, Nascentes, Clésia Cristina

“…A simple method was developed for determining the total lead content in lipstick samples by graphite furnace atomic absorption spectrometry (GFAAS) after…”
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Supramolecular microextraction combined with paper spray ionization mass spectrometry for sensitive determination of tricyclic antidepressants in urine by Oliveira, Fernanda Midori de, Scheel, Guilherme Luiz, Augusti, Rodinei, Tarley, César Ricardo Teixeira, Nascentes, Clésia Cristina

“…This work describes a novel methodology to analyze four tricyclic antidepressants (amitriptyline, doxepin, imipramine and, nortriptyline) in urine samples by…”
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Degradation of food dyes by zero-valent metals exposed to ultrasonic irradiation in water medium: optimization and electrospray ionization mass spectrometry monitoring by Pavanelli, Sérgio P., Bispo, Glayson Leonardo, Nascentes, Clésia Cristina, Augusti, Rodinei

“…The reductive degradation of four prototype dyes largely employed by the food industry (Brilliant Blue, Amaranth, Sunset Yellow and Red 40), by zero-valent…”
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Feasibility study of ethylone determination in seized samples using boron-doped diamond electrode associated with solid phase extraction by Scheel, Guilherme Luiz, de Oliveira, Fernanda Midori, de Oliveira, Leandro Luan Gonçalves, Medeiros, Roberta Antigo, Nascentes, Clésia Cristina, Tarley, César Ricardo Teixeira

“…[Display omitted] •For the first time a voltammetric method has been reported for ethylone determination in seized street drugs.•The boron-doped diamond (BDD)…”
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On-line micro-solid phase preconcentration of Cd2+ coupled to TS-FF-AAS using a novel ion-selective bifunctional hybrid imprinted adsorbent by Tarley, César Ricardo Teixeira, Corazza, Marcela Zanetti, de Oliveira, Fernanda Midori, Somera, Bruna Fabrin, Nascentes, Clésia Cristina, Segatelli, Mariana Gava

“…A novel hybrid ion imprinted polymer (HIIP) is proposed aiming at the development of an online micro-solid phase preconcentration system of Cd2+ coupled to…”
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Electric field-assisted multiphase extraction to increase selectivity and sensitivity in liquid chromatography-mass spectrometry and paper spray mass spectrometry by Ferreira Avelar, Millena Christie, Nascentes, Clesia Cristina, Orlando, Ricardo Mathias

“…In this work, for the first time, chromatographic paper was used for a multiphase extraction assisted by an electric field (MPEF) and directly coupled to paper…”
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Fast determination of trace elements in organic fertilizers using a cup-horn reactor for ultrasound-assisted extraction and fast sequential flame atomic absorption spectrometry by Teixeira, Leonel Silva, Vieira, Heulla Pereira, Windmöller, Cláudia Carvalhinho, Nascentes, Clésia Cristina

“…A fast and accurate method based on ultrasound-assisted extraction in a cup-horn sonoreactor was developed to determine the total content of Cd, Co, Cr, Cu,…”
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Development and comparison of two analytical methods to quantify the mercury content in honey by Vieira, Heulla Pereira, Nascentes, Clésia Cristina, Windmöller, Cláudia Carvalhinho

“…•Development and validation of 2 methods for Hg in honey using 35 honey samples in Brazil.•Determination of mercury in honey carried out by direct mercury…”
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Synergistic effects between arbuscular mycorrhizal fungi and rhizobium isolated from As-contaminated soils on the As-phytoremediation capacity of the tropical woody legume Anadenanthera peregrina by Gomes, Marcelo Pedrosa, Marques, Raizza Zorman, Nascentes, Clésia Cristina, Scotti, Maria Rita

“…The synergistic relationship between arbuscular mycorrhizal fungi and plant species may play a key role in phytoremediation of arsenic(As)-contaminated soils…”
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Design of high-performance adsorption cross-linked organic functional polymers towards tricyclic antidepressants using computational simulation by de Oliveira, Fernanda Midori, da Costa, Marcello Ferreira, Nascentes, Clésia Cristina, Teixeira Tarley, César Ricardo

“…[Display omitted] •High efficiency of computational simulation for choosing functional monomer.•A fast and high sorption capacity of poly(AA-co-EGDMA) towards…”
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Low temperature sulfonated biochar from Macauba’s endocarp for lead adsorption from wastewater by Souza De Brito, Izabela Sabrina, Nascentes, Clésia Cristina, Pinto, Paula Sevenini, Ferreira de Paula, Fabiano Gomes, Teixeira, Ana Paula de Carvalho

“…Lead is a heavy metal that can be present in different types of effluents. This toxic ion is harmful both to human health and to other species. Therefore, it…”
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Química Analítica no Brasil: atualidades, tendências e desafios by Nascentes, Clésia Cristina, Korn, Maria das Graças Andrade, Boldrin, Maria Valnice

“…This work describes the development of Analytical Chemistry in Brazil from the Brazilian Chemical Society (SBQ) foundation to the present days. Important…”
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Determination of cocaine in postmortem human liver exposed to overdose. Application of an innovative and efficient extraction/clean up procedure and gas chromatography–mass spectrometry analysis by Magalhães, Elisângela Jaqueline, Queiroz, Maria Eliana Lopes Ribeiro de, Penido, Marcus Luiz de Oliveira, Paiva, Marco Antônio Ribeiro, Teodoro, Janaína Aparecida Reis, Augusti, Rodinei, Nascentes, Clésia Cristina

“…•An efficient method for determination of cocaine in human liver is proposed.•The method employs solid–liquid extraction with low temperature…”
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Arbuscular Mycorrhizal Fungi and Arsenate Uptake by Brachiaria Grass (Brachiaria decumbens) by Gomes, Marcelo Pedrosa, Moura, Priscila Aparecida Silva, Nascentes, Clésia Cristina, Scotti, Maria Rita

“…Using a compartmentalized treatment technique, the role of arbuscular mycorrhizal fungi (AMF; Acaulospora scrobiculata) on arsenic (As) uptake and…”
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Simple Method for Determination of Lead in Hair Dyes Using Slurry Sampling Graphite Furnace Atomic Absorption Spectrometry by Soares, Aline Rodrigues, Nascentes, Clésia Cristina

“…A fast, simple and sensitive method for determining of lead in hair dyes using graphite furnace atomic absorption spectrometry with slurry sampling was…”
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