Search Results - "Queiroz, Maria E.C."

Hybrid silica monolith for microextraction by packed sorbent to determine drugs from plasma samples by liquid chromatography–tandem mass spectrometry by de Souza, Israel D., Domingues, Diego S., Queiroz, Maria E.C.

“…The present study (1) reports on the synthesis of two hybrid silica monoliths functionalized with aminopropyl or cyanopropyl groups by the sol–gel process; (2)…”
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Determination of Parabens in Breast Milk Samples by Dispersive Liquid-Liquid Microextraction (DLLME) and Ultra-High-Performance Liquid Chromatography Tandem Mass Spectrometry by Grecco, Caroline, Souza, Israel, Acquaro Junior, Vinicius, Queiroz, Maria

“…A reliable method was developed and validated based on dispersive liquid-liquid microextraction (DLLME) and ultra-high-performance liquid chromatography…”
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A Dual Ligand Sol⁻Gel Organic-Silica Hybrid Monolithic Capillary for In-Tube SPME-MS/MS to Determine Amino Acids in Plasma Samples by Miranda, Luis F C, Gonçalves, Rogéria R, C Queiroz, Maria E

“…This work describes the direct coupling of the in-tube solid-phase microextraction (in-tube SPME) technique to a tandem mass spectrometry system (MS/MS) to…”
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Association between polymorphisms in genes encoding estrogen receptors (ESR1 and ESR2) and excreted bisphenol A levels after orthodontic bracket bonding: a preliminary study by Horta, Karla C., Marañón-Vásquez, Guido A., Matsumoto, Mírian A. N., Moreira, Marília R., Romano, Fábio L., Consolaro, Alberto, de Souza, Israel D., Brigante, Tamires A. V., Queiroz, Maria E. C., Nelson-Filho, Paulo, Küchler, Erika C.

“…Background Bisphenol A (BPA) is released from orthodontic composites used for bracket bonding. Genetic variations could modify the metabolism of this chemical…”
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Simultaneous Plasma Lamotrigine Analysis with Carbamazepine, Carbamazepine 10,11 Epoxide, Primidone, Phenytoin, Phenobarbital, and PEMA by Micellar Electrokinetic Capillary Chromatography (MECC) by Lanças, Fernando M., Sozza, Marlene A., Queiroz, Maria E.C.

“…The determination of lamotrigine (LTG) simultaneously with carbamazepine (CBZ), carbamazepine 10,11 epoxide (CBZ-E), primidone (PRM), phenytoin (PHT),…”
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COMPARISON BETWEEN SOLID-PHASE EXTRACTION METHODS FOR THE CHROMATOGRAPHIC DETERMINATION OF ORGANOPHOSPHORUS PESTICIDES IN WATER by Queiroz, Maria E. C., Silva, Silvana M., Carvalho, Dermeval, Lanças, Fernado M.

“…A solid-phase microextraction (SPME) procedure has been developed to ex tract eight organophosphorus pesticides (OPs) in water and the method was compared with…”
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