Search Results - "Morais, Sergio A.L."

Chemical Constituents and Evaluation of Antimicrobial and Cytotoxic Activities of Kielmeyera coriacea Mart. & Zucc. Essential Oils by Rodrigues, Paulla V., Silva, Cláudio V. da, de Aquino, F. J. T., Martins, Carlos Henrique G., Martins, Mário M., Cunha, Luís C. S., Chang, R., de Oliveira, Alberto, de Morais, S. A. L., do Nascimento, E. A., Martins, Carla de M., Moraes, Thaís da S.

“…Many essential oils (EOs) of different plant species possess interesting antimicrobial effects on buccal microorganisms and cytotoxic properties. EOs of…”
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Moringa oleifera: A potential source for production of biodiesel and antioxidant additives by Fernandes, David M., Sousa, Raquel M.F., de Oliveira, Alberto, Morais, Sérgio A.L., Richter, Eduardo M., Muñoz, Rodrigo A.A.

“…•High induction period (IP) of 19.3h for Moringa oleifera methyl ester.•High antioxidant activity of the extract verified by DPPH method and…”
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Antimicrobial activity, cytotoxicity and selectivity index of Banisteriopsis laevifolia (A. Juss.) B. Gates leaves by Nunes, Bruno C., Martins, Mário M., Chang, Roberto, Morais, Sérgio A.L., Nascimento, Evandro A., de Oliveira, Alberto, Cunha, Luís C.S., da Silva, Claudio V., Teixeira, Thaise L., Ambrósio, Maria A.L.V., Martins, Carlos H.G., de Aquino, Francisco J.T.

“…[Display omitted] •Biological activity of Banisteriopsis laevifolia (A. Juss.) B. Gates leaves extract and partitions.•UHPLC-ESI–MSn analysis from the more…”
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Bioassay-guided fractionation and antimicrobial and cytotoxic activities of Cassia bakeriana extracts by Cunha, Luís C.S., Morais, Sérgio A.L. de, Aquino, Francisco J.T. de, Chang, Roberto, Oliveira, Alberto de, Martins, Mário M., Martins, Carlos H.G., Sousa, Laís C.F., Barros, Tricya T., Silva, Cláudio V. da, Nascimento, Evandro A. do

“…[Display omitted] The antimicrobial potential of extracts of bark and leaves of Cassia bakeriana Craib, Fabaceae, against aerobic and anaerobic oral bacteria…”
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Batch-injection analysis with amperometric detection of the DPPH radical for evaluation of antioxidant capacity by Oliveira, Gracy K.F., Tormin, Thiago F., Sousa, Raquel M.F., de Oliveira, Alberto, de Morais, Sérgio A.L., Richter, Eduardo M., Munoz, Rodrigo A.A.

“…•Batch-injection analysis (BIA) with amperometric detection of DPPH consumption.•Antioxidant capacity measurement (EC50 value) based on DPPH consumption.•BIA…”
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Essential oil from leaves of Eugenia calycina Cambes: Natural larvicidal against Aedes aegypti by Silva, Marcus VSG, Silva, Sheila A, Teixera, Thaise Lara, De Oliveira, Alberto, Morais, Sérgio AL, Da Silva, Claudio Vieira, Espindola, Laila S, Sousa, Raquel MF

“…BACKGROUND Eugenia calycina is an endemic species in the Brazilian savannah (the Cerrado) and it is threatened with extinction. Several species of Eugenia are…”
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Studies on polyphenols and lignin of Astronium urundeuva wood by Morais, Sérgio A.L., Nascimento, Evandro A., Queiroz, Carla R.A.A., Piló-Veloso, Dorila, Drumond, Mariza G.

“…An Astronium urundeuva ball-milled wood sample was successively extracted with benzene, benzene-ethanol (2:1, v/v-1), chloroform, and water in a soxhlet…”
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Chemical composition, cytotoxic, and antibacterial activity of the essential oil from Eugenia calycina Cambess. leaves against oral bacteria by Sousa, Raquel Maria Ferreira, de Morais, Sérgio A.L., Vieira, Raissa B.K., Napolitano, Danielle R., Guzman, Valeska B., Moraes, Thais Silva, Cunha, Luís C.S., Martins, Carlos H.G., Chang, Roberto, de Aquino, Francisco J.T., do Nascimento, Evandro A., de Oliveira, Alberto

“…[Display omitted] •Chemical composition of the essential oil from leaves of Eugenia calycina.•Antimicrobial activity against aerobic and anaerobic oral…”
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Antifungal and cytotoxicity activities of Banisteriopsis argyrophylla leaves by Oliveira, Daiane M., Silva, Tomás F. R., Martins, Mário M., Morais, Sérgio A. L., Chang, Roberto, Aquino, Francisco J. T., Silva, Claudio V., Teixeira, Thaise L., Martins, Carlos H. G., Moraes, Thaís S., Cunha, Luís C. S., Pivatto, Marcos, Oliveira, Alberto

“…Objectives This work aimed to evaluate the antifungal and cytotoxic activity of the EtOH extract and fractions of Banisteriopsis argyrophylla leaves, and to…”
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Direct infusion electrospray ionization mass spectrometry applied to the detection of forgeries: Roasted coffees adulterated with their husks by Aquino, Francisco J.T., Augusti, Rodinei, Alves, Júnia de O., Diniz, Maria E.R., Morais, Sérgio A.L., Alves, Blyeny H.P., Nascimento, Evandro A., Sabino, Adão A.

“…Recognition of samples of coffee adulterated with their own husks has been a challenging task. The quite similar physical aspect of roasted grinded coffee husk…”
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Antifungal and cytotoxicity activities and new proanthocyanidins isolated from the barks of Inga laurina (Sw.) Willd by de Moura Martins, Carla, Morais, Sérgio A.L. de, Martins, Mário M., Cunha, Luís C.S., V. da Silva, Cláudio, Teixeira, Thaise Lara, B. Santiago, Mariana, de Aquino, Francisco J.T., Nascimento, Evandro A., Chang, Roberto, Martins, Carlos H.G., de Oliveira, Alberto

“…[Display omitted] •Inga laurina is widely found in Brazilian flora.•Phenolic compounds were identified from I. laurina barks by HPLC(–)-ESI-MS/MS.•These…”
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Chemical Composition, Antifungal, and Cytotoxicity Activities of Inga laurina (Sw.) Willd Leaves by do Nascimento, E. A., Chang, Roberto, Aquino, Francisco J. T. de, Leandro, Luís F., Martins, C. H. G., Silva, Cláudio V. da, Cunha, L. C. S., Martins, Mário M., de Morais, S. A. L., Martins, Carla de Moura, de Oliveira, Alberto

“…The species Inga laurina is native to the Brazilian Cerrado. There are no studies about the chemical composition and biological activities of extracts of this…”
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Seasonal variation of the chemical composition and antimicrobial and cytotoxic activities of the essential oils from Inga laurina (Sw.) Willd by Furtado, Fabiana B, de Aquino, Francisco J T, Nascimento, Evandro A, de M Martins, Carla, de Morais, Sérgio A L, Chang, Roberto, Cunha, Luís C S, Leandro, Luís F, Martins, Carlos H G, Martins, Mário M, da Silva, Claudio V, Machado, Fabrício C, de Oliveira, Alberto

“…The seasonal chemical composition of essential oils from Inga laurina was determined by GC/MS. In the stem bark's essential oil extracted during the dry…”
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Chemical composition, cytotoxic and antimicrobial activity of essential oils from Cassia bakeriana Craib. against aerobic and anaerobic oral pathogens by Cunha, Luís C S, de Morais, Sérgio A L, Martins, Carlos H G, Martins, Mário M, Chang, Roberto, de Aquino, Francisco J T, de Oliveira, Alberto, Moraes, Thaís da S, Machado, Fabrício C, da Silva, Cláudio V, do Nascimento, Evandro A

“…The chemical composition of the essential oils from leaves, bark and wood of Cassia bakeriana Craib. was determined by gas chromatography (GC) and gas…”
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Chemical Constituents and Antileishmanial and Antibacterial Activities of Essential Oils from Scheelea phalerata by Oliveira, Daiane M, Furtado, Fabiana B, Gomes, Antoniel A. S, Belut, Belisa R, Nascimento, Evandro A, Morais, Sérgio A. L, Martins, Carlos H. G, Santos, Vinícius C. O, da Silva, Claudio V, Teixeira, Thaise L, Cunha, Luís C. S, Oliveira, Alberto de, de Aquino, Francisco J. T

“…Scheelea phalerata Mart. ex Spreng (Arecaceae) is a palm tree found in the Brazilian cerrado. There are no topics related to volatile oils from S. phalerata…”
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Analysis of a Brazilian green propolis from Baccharis dracunculifolia by HPLC-APCI-MS and GC-MS by Chang, Roberto, Piló-Veloso, Dorila, Morais, Sérgio A. L., Nascimento, Evandro A.

“…Ethanol and dichloromethane extracts of a Brazilian green propolis from Baccharis dracunculifolia were analyzed by HPLC-APCI-MS and GC-MS, respectively. The…”
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Chemical Composition, Antimicrobial and Antiprotozoal Activity of Essential Oils From Vernonia brasiliana (Less) Druce (Asteraceae) by Martins, Mário M, de Aquino, Francisco J.T, de Oliveira, Alberto, do Nascimento, Evandro A, Chang, Roberto, Borges, Mariane S, de Melo, Geraldo B, da Silva, Claudio V, Machado, Fabrício C, de Morais, Sérgio A. L

“…Vernonia brasiliana (L) Druce is a plant from the Asteraceae family. The essential oils obtained by hydro distillation from flowers and roots of V. brasiliana…”
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The Composition of Wood Extracts from Spanish Pinus pinaster and Brazilian Pinus Caribaea by Nascimento, Evandro A., Morais, Sergio A.L., Vallejo, Maria Concepcion Garcia, Fernandez-Vega, F. Isabel, Varela, P. Navarrete

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Um marcador químico de fácil detecção para a própolis de Alecrim-do-Campo (Baccharis dracunculifolia) by Nascimento, Evandro A., Chang, Roberto, Morais, Sérgio A. L., Piló-Veloso, Dorila, Reis, Débora Costa

“…O presente trabalho apresenta um marcador químico (MQ) volátil, de fácil detecção por cromatografia gasosa, para a própolis do alecrim-do-campo (Baccharis…”
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Atividade antioxidante de extratos de folhas de ora-pro-nóbis (Pereskia aculeata Mill.) usando métodos espectrofotométricos e voltamétricos in vitro by Raquel M. F. Sousa, Camila S. Lira, Amanda O. Rodrigues, Sérgio A. L. Morais, Carla R. A. A. Queiroz, Roberto Chang, Francisco J. T. Aquino, Rodrigo A. A. Muñoz, Alberto de Oliveira

“…Atualmente tem crescido a busca por plantas como fontes naturais de antioxidantes. Plantas com esta propriedade podem ser utilizadas para melhorar a qualidade…”
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