Search Results - "Barreto, Antônio C H"

Magnetic nanosystem for cancer therapy using oncocalyxone a, an antitomour secondary metabolite isolated from a Brazilian plant by Barreto, Antônio C H, Santiago, Vivian R, Freire, Rafael M, Mazzetto, Selma E, Denardin, Juliano C, Mele, Giuseppe, Cavalcante, Igor M, Ribeiro, Maria E N P, Ricardo, Nágila M P S, Gonçalves, Tamara, Carbone, Luigi, Lemos, Telma L G, Pessoa, Otília D L, Fechine, Pierre B A

“…This paper describes the investigation and development of a novel magnetic drug delivery nanosystem (labeled as MO-20) for cancer therapy. The drug employed…”
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Protection against the Phytotoxic Effect of Mercury Chloride by Catechin and Quercetin by de Matos, Yedda M. L. S., Vasconcelos, Daniel L. M., Barreto, Antonio C. H., Rocha, Janaína E., de Araújo-Neto, José B., Campina, Fábia F., da Silva, Maria Milene C., Al Yafawi, Tássia T., Sobral-Souza, Celestina E., Pinheiro, Jacqueline C. A., Tintino, Saulo R., Sousa, Amanda K., Teixeira, Raimundo N. P., Alvarez-Pizarro, Juan C., da Silva, João H., Siyadatpanah, Abolghasem, Kim, Bonglee, Coutinho, Henrique D. M.

“…Plants when exposed to toxic levels of metals can suffer morphological or physiological damage because toxic metals can interact with several vital molecules…”
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Spectroscopic analysis by NMR, FT-Raman, ATR-FTIR, and UV-Vis, evaluation of antimicrobial activity, and in silico studies of chalcones derived from 2-hydroxyacetophenone by Xavier, Jayze da Cunha, de Almeida-Neto, Francisco W.Q., Rocha, Janaína E., Freitas, Thiago S., Freitas, Priscila R., de Araújo, Ana C.J., da Silva, Priscila T., Nogueira, Carlos E.S., Bandeira, Paulo N., Marinho, Márcia M., Marinho, Emmanuel S., Kumar, Nitin, Barreto, Antônio C.H., Coutinho, Henrique D.M., Julião, Murilo S.S., dos Santos, Hélcio S., Teixeira, Alexandre M.R.

“…[Display omitted] •Spectroscopic characterization of six synthetic chalcones.•Antimicrobial activities assays were done.•Bacterial resistance mechanisms were…”
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Synthesis, crystal structure, ATR-FTIR, FT-Raman and UV spectra, structural and spectroscopic analysis of (3E)‐4‐[4‐(dimethylamine)phenyl]but‐3‐en‐2‐one by Romeu, Mairton C., Freire, Paulo T.C., Ayala, Alejandro P., Barreto, Antônio C.H., Oliveira, Larissa S., Bandeira, Paulo N., dos Santos, Hélcio S., Teixeira, Alexandre M.R., Vasconcelos, Daniel L.M.

“…•Characterization of a chalcone with potential use in the synthesis of analgesic.•Crystalline structure was determined by single-crystal X-ray…”
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Synthesis, crystal structure and ATR-FTIR, FT-Raman and UV–Vis spectroscopic analysis of dihydrochalcone (3R)-3-(4-chlorophenyl)-3-hydroxy-1-(2-hydroxyphenyl)propan-1-one by Romeu, Mairton C., Freire, Paulo T.C., Ayala, Alejandro P., Barreto, Antônio C.H., Oliveira, Larissa S., de Oliveira, Mateus R., Bandeira, Paulo N., dos Santos, Hélcio S., Teixeira, Alexandre M.R., Vasconcelos, Daniel L.M.

“…•Synthesis and Characterization of a dihydrochalcone.•Crystalline structure was determined by single-crystal X-ray diffraction.•Hirshfeld surfaces analyses…”
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Structural, topological, vibrational, and electronic analysis, and ADMET study of methyl-2-(4-isobutylphenyl)propanoate by Xavier, Maria R., Marinho, Márcia M., Julião, Murilo S.S., Marinho, Emmanuel S., Almeida-Neto, Francisco W.Q., de Castro, Kevin K.A., da Hora, João P., da Rocha, Matheus N., Barreto, Antônio C.H., Saraiva, Gilberto D., Bandeira, Paulo N., Araújo, Isaac Moura, Coutinho, Henrique Douglas Melo, dos Santos, Hélcio S., Teixeira, Alexandre M.R.

“…•A liquid compound of methyl ibuprofen ester was synthesized and characterized.•A full structural, vibrational, and electronic analysis was carried…”
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Crystal structure, FT-Raman and FTIR spectra and DFT calculations of chalcone (2E)-1-(4-aminophenyl)-3-(furan-2-yl)prop-2-en-1-one monohydrate by Nogueira, C.E.S., de Oliveira, Mauro M., Teixeira, Alexandre M.R., Bandeira, Paulo N., dos Santos, Hélcio S., Ayala, Alejandro Pedro, Bezerra, Beatriz P., Barreto, Antônio C.H., Freire, Paulo T.C.

“…In this work we present a study of the structural and vibrational properties of the chalcone (2E)-1-(4-aminophenyl)-3-(furan-2-yl)prop-2-en-1-one monohydrate,…”
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Synthesis, structural and spectroscopic analysis, and antiproliferative activity of chalcone derivate (E)-1-(4-aminophenyl)-3-(benzo[b]thiophen-2-yl)prop‑2-en-1-one in Trypanosoma cruzi by de Brito, Débora H. Almeida, Almeida-Neto, Francisco W.Q., Ribeiro, Lyanna R., Magalhães, Emanuel P., de Menezes, Ramon R.P.P. Bezerra, Sampaio, Tiago L., Martins, Alice M.C., Bandeira, Paulo N., Marinho, Márcia M., Marinho, Emmanuel S., Barreto, Antônio C.H., de Lima-Neto, Pedro, Saraiva, Gilberto D., Canuto, Kirley M., dos Santos, Hélcio S., Teixeira, Alexandre M.R., Ricardo, Nágila M.P. Silva

“…•Structural and spectroscopic characterization of a chalcone.•NMR, FT-IR, and UV–Vis spectra were analyzed by DFT calculations.•Conformational analysis, and in…”
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Structural and spectroscopic analysis and evaluation of cytotoxic activity of 2-hydroxychalcones against human cancer cell lines by Leal, Antonio L.A.B., Pinheiro, Daniel P., Barros-Nepomuceno, Francisco W.A., da Silva, Priscila T., Pessoa, Claudia, Almeida-Neto, Francisco W.Q., Marinho, Emmanuel S., Barreto, Antônio C.H., Julião, Murilo S.S., de Paiva, Aldeneide S., Bandeira, Paulo N., de Lima-Neto, Pedro, dos Santos, Hélcio S., Teixeira, Alexandre M.R.

“…•Four chalcones were synthesized by Claisen-Schmidt condensation reaction.•DFT calculations presented a good agreement with the experimental…”
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Spectroscopic, physicochemical, and pharmacokinetic analysis of α,β-amyrin mixture obtained from Protium heptaphyllum (Aubl.) Marchand resin by Oliveira, Raíssa C., Bandeira, Paulo N., Lemos, Telma G., dos Santos, Hélcio S., Julião, Murilo S.S., Marinho, Emmanuel S., Lopes, Francisco Flávio da S., de Morais, Selene Maia, da Hora, João Pedro, Bento, Ana J. de Morais, Lima, Igor K.C., Nogueira, Carlos E.S., Saraiva, Gilberto D., Barreto, Antônio C.H., Braz-Filho, Raimundo, Teixeira, Alexandre M.R.

“…•Spectroscopic analysis of an isomeric binary mixture.•NMR, ATR-FTIR, FT-Raman, and UV spectra were discussed.•Physical-chemical parameters were…”
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Structural and spectroscopic analysis, ADMET study, and anxiolytic-like effect in adult zebrafish (Danio rerio) of 4′-[(1E,2E)-1-(2-(2′,4′-dinitrophenyl)hydrazone-3-(4-methoxyphenyl)allyl)aniline by de Souza, Mikael A., de Castro, Kevin K.A., Almeida-Neto, Francisco W.Q., Bandeira, Paulo N., Ferreira, Maria K.A., Marinho, Márcia M., da Rocha, Matheus N., de Brito, Débora H.A., Mendes, Francisco R. da Silva, Rodrigues, Tigressa H.S., de Oliveira, Mateus R., de Menezes, Jane E.S.A., Barreto, Antônio C.H., Marinho, Emmanuel S., de Lima-Neto, Pedro, dos Santos, Hélcio S., Teixeira, Alexandre M.R.

“…•A hydrazone was synthesized from chalcone.•Structural, topological proprieties, and spectroscopic analysis was carried out.•The anxiolytic-like effect in…”
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Reduction of the phytotoxic effect of mercury chloride by rutin and evaluation of interactions by vibrational spectroscopy (Raman and FTIR) by de Matos, Yedda M.L.S., Vasconcelos, Daniel L.M., Barreto, Antonio C.H., Rocha, Janaina E., Neto, José B., Campina, Fabia F., de A. M. Guedes, Tássia T., Sousa, Amanda K., Teixeira, Raimundo N.P., Alvarez-Pizarro, Juan C., Coutinho, Henrique D.M., da Silva, João H.

“…Toxic metals can cause toxicity problems in the organisms exposed to them. Many substances are able to reverse this toxicity. Among the secondary metabolites…”
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Dwarf-green coconut fibers: A versatile natural renewable raw bioresource. Treatment, morphology, and physicochemical properties by Esmeraldo, Milena A., Barreto, Antonio C. H., Freitas, José E. B., Fechine, Pierre B. A., Sombra, Antonio S. B., Corradini, Elisângela, Mele, Giuseppe, Maffezzoli, Alfonso, Mazzetto, Selma E.

“…Dwarf-green coconut fibers were modified by alkali treatment and characterized by scanning electron microscopy (SEM), X-ray diffraction (XRD), Fourier…”
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Carbon and nitrogen mineralization in soil of leguminous trees in a degraded pasture in northern Rio de Janeiro, Brazil by Danielle A. D. Nunes Emanuela F. Gama-Rodrigues Patrlcia A. B. Barreto[ Antonio C. Gama-Rodrigue Paulo H. M. Monroe

“…Use of legume trees can improve soil quality in degraded pastures. The aim of this study was to charac- terize C and N mineralization kinetics and estimate the…”
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