Search Results - "Oliveira, Alaíde Braga"

Plant-derived antimalarial agents: new leads and efficient phytomedicines. Part II. Non-alkaloidal natural products by Batista, Ronan, Silva, Jr, Ademir de Jesus, de Oliveira, Alaíde Braga

“…Malaria is still the most destructive and dangerous parasitic infection in many tropical and subtropical countries. The burden of this disease is getting…”
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In Vitro and in Vivo Antimalarial Activity, Cytotoxicity and Phytochemical HRMS2 Profile of Plants from the Western Pará State, Brazilian Amazonia by Viana dos Santos, Maria Beatriz, Costa Gontijo, Douglas, Alves do Nascimento, Maria Fernanda, Paula, Renata Cristina, Bezerra Bellei, Jessica Correia, Raimundo, Felipe Oliveira, Gorza Scopel, Kézia Katiani, Oliveira, Alaíde Braga, Veras Mourão, Rosa Helena

“…Ethnopharmacology and botanical taxonomy are valid criteria used to selecting plants for antimalarial bioprospection purposes. Based on these two criteria,…”
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Quinolinotriazole antiplasmodials via click chemistry: synthesis and in vitro studies of 7-Chloroquinoline-based compounds by Pereira, Guilherme Rocha, Ferreira, Andreza Cristina Gomes, Neves, Pedro Henrique de Almeida Simões, Gomes, Erick Bruman Souza, Nascimento, Maria Fernanda Alves do, Sousa, Jordano Augusto Carvalho, Santos, Juliana de Oliveira, Brandão, Geraldo Célio, Oliveira, Alaíde Braga de

“…Malaria is nowadays one of the most serious health concerns in a global scale and, although there is an evident increase in research studies in this area,…”
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Antiviral activity and chemical characterization of Cissus erosa (Vitaceae) ethanol extracts by Reis, Adriana Cotta Cardoso, Moura, Hélia Maria Marques de, Silva, Breno Mello, Oliveira, Alaíde Braga de, Brandão, Geraldo Célio

“…Abstract Cissus erosa (Vitaceae), popularly known in Brazil as Cipó-fogo, is a medicinal plant used in the treatment of warts and external ulcers. The present…”
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Anatomy, Ultrastructure and Chemical Composition of Food Bodies of Hovenia dulcis (Rhamnaceae) by Buono, Rafael Andrade, de Oliveira, Alaíde Braga, Paiva, Elder Antonio Sousa

“…BACKGROUND AND AIMS: Food bodies (FBs) are structures that promote mutualism between plants and ants, which help protect them against herbivores. The present…”
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Antiplasmodial activity and cytotoxicity, isolation of active alkaloids, and dereplication of Xylopia sericea leaves ethanol extract by UPLC‐DAD‐ESI‐MS/MS by Gontijo, Douglas Costa, Brandão, Geraldo Célio, Nascimento, Maria Fernanda Alves do, Oliveira, Alaíde Braga de

“…Objectives To assess the antiplasmodial activity of the ethanol extract of Xylopia sericea leaves, Annonaceae, often associated with antimalarial use and to…”
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Occurrence, biological activities and synthesis of kaurane diterpenes and their glycosides by García, Pablo Anselmo, de Oliveira, Alaíde Braga, Batista, Ronan

“…This paper presents a review on kaurane diterpenes and their glycoside derivatives, covering aspects of their occurrence, biological activities and the…”
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In vitro antiplasmodial activity, targeted LC–MS metabolite profiling, and identification of major natural products in the bioactive extracts of Palicourea and Psychotria species from the Amazonia and Atlantic Forest biomes, Brazil by Gontijo, Douglas Costa, do Nascimento, Maria Fernanda Alves, Rody, Hugo Vianna Silva, Magalhães, Rodrigo Andrade, Margalho, Luciano Ferreira, Brandão, Geraldo Célio, de Oliveira, Alaíde Braga

“…Introduction A great variety of bioactive natural products has been reported for different Palicourea and Psychotria species (Rubiaceae). However, few of them…”
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Identification of phenolic compounds and biologically related activities from Ocotea odorifera aqueous extract leaves by Gontijo, Douglas Costa, Brandão, Geraldo Célio, Gontijo, Pablo Costa, de Oliveira, Alaíde Braga, Diaz, Marisa Alves Nogueira, Fietto, Luciano Gomes, Leite, João Paulo Viana

“…•Antioxidant, antibacterial and antimutagenic activity of Ocotea odorifera leaves.•Rapid identification of bioactive flavonoids and tannins via…”
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High-Resolution Mass Spectrometry Identification and Characterization of Flavonoids from Fridericia chica Leaves Extract with Anti-Arbovirus Activity by da Cruz, Ana Flávia Gomes, Reis, Adriana Cotta Cardoso, Sousa, Jordano Augusto Carvalho, Vaz, Luana Beatriz Araújo, de Mello Silva, Breno, de Brito Magalhães, Cíntia Lopes, Kohlhoff, Markus, de Oliveira, Alaíde Braga, Brandão, Geraldo Célio

“…Plant extracts are complex mixtures that are difficult to characterize, and mass spectrometry is one of the main techniques currently used in dereplication…”
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Phytochemistry and antiplasmodial activity of Xylopia sericea leaves by Gontijo, Douglas Costa, Nascimento, Maria Fernanda Alves do, Brandão, Geraldo Célio, Oliveira, Alaíde Braga de

“…Aiming to investigate the antiplasmodial activity and the phytochemical composition of Xylopia sericea leaves, the essential oil and dichloromethane extract…”
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A Comprehensive View on (−)‐7‐Oxo‐ent‐kaur‐16‐en‐19‐oic Acid, the Major Constituent of Xylopia sericea Leaves Extract: Complete NMR Assignments, X‐Ray Crystallographic Structure, in Vitro Antimalarial Activity and Cytotoxicity by Costa Gontijo, Douglas, Fernanda Alves do Nascimento, Maria, Borgati, Tatiane Freitas, Speziali, Nivaldo Lúcio, Dias de Souza Filho, José, Braga de Oliveira, Alaíde

“…Bioguided fractionation of Xylopia sericea antiplasmodial dichloromethane leaves extract led to the isolation of (−)‐7‐oxo‐ent‐kaur‐16‐en‐19‐oic acid…”
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Chemistry and Antiviral Activity of Arrabidaea pulchra (Bignoniaceae) by Brandão, Geraldo Célio, Kroon, Erna G, Souza, Danielle E R, Souza Filho, José D, Oliveira, Alaíde Braga

“…The aim of the present work was to carry out a bioguided isolation of antiviral chemical constituents from an ethanol extract of leaves from Arrabidaea pulchra…”
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Structure-based drug design studies of the interactions of ent-kaurane diterpenes derived from Wedelia paludosa with the Plasmodium falciparum sarco/endoplasmic reticulum Ca2+-ATPase PfATP6 by Guimarães, Daniel Silqueira Martins, Fonseca, Amanda Luisa da, Batista, Ronan, Junior, Moacyr Comar, Oliveira, Alaíde Braga de, Taranto, Alex Gutterres, Varotti, Fernando de Pilla

“…Malaria is responsible for more deaths around the world than any other parasitic disease. Due to the emergence of strains that are resistant to the current…”
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Synthesis, SAR, and Docking Studies Disclose 2-Arylfuran-1,4-naphthoquinones as In Vitro Antiplasmodial Hits by Taranto, Alex Gutterres, Martins, Lunamaura Claudia Oliveira, Bernardino, Juma Fortunato, Nascimento, Maria Fernanda Alves do, Borgati, Tatiane Freitas, Oliveira, Alaíde Braga

“…A total of 28 lapachol-related naphthoquinones with four different scaffolds were synthesized and spectroscopically characterized. In vitro antiplasmodial…”
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Bioprospection for antiplasmodial activity, and identification of bioactive metabolites of native plants species from the Mata Atlântica biome, Brazil by Gontijo, Douglas Costa, Leite, João Paulo Viana, Nascimento, Maria Fernanda Alves do, Brandão, Geraldo Célio, Oliveira, Alaíde Braga de

“…A total of 33 extracts of eleven different plants species from Mata Atlântica biome, Brazil, and different fractions of the bioactive extracts were evaluated…”
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Aspidosperma species as sources of anti-malarials: uleine is the major anti-malarial indole alkaloid from Aspidosperma parvifolium (Apocynaceae) by Dolabela, Maria Fâni, Póvoa, Marinete Marins, Brandão, Geraldo Célio, Rocha, Fabíola Dutra, Soares, Luciana Ferreira, de Paula, Renata Cristina, de Oliveira, Alaíde Braga

“…Several species of the genus Aspidosperma (Apocynaceae) are used for the treatment of human malaria in Brazil and other meso- and South American countries…”
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Antiviral Activity of Fridericia formosa (Bureau) L. G. Lohmann (Bignoniaceae) Extracts and Constituents by Oliveira, Alaíde Braga, Filho, José Dias de Souza, Kroon, Erna Geessien, Brandão, Geraldo Célio

“…A phytochemical study of Fridericia formosa (Bignoniaceae) ethanol extracts of leaves, stems, and fruits was guided by in vitro assays against vaccinia virus…”
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Mangifera indica leaves extract and mangiferin modulate CB1 and PPARγ receptors and others markers associated with obesity by Brito, Larissa Froede, Gontijo, Douglas Costa, Toledo, Renata Celi Lopes, Barcelos, Rafael Mazioli, de Oliveira, Alaíde Braga, Brandão, Geraldo Célio, de Sousa, Lirlândia Pires, Ribeiro, Sônia Machado Rocha, Leite, João Paulo Viana, Fietto, Luciano Gomes, de Queiroz, José Humberto

“…[Display omitted] •Phytochemical characterization of ethanolic extract of the leaves from Mangifera indica.•Analyzes with extract of M. indica and its isolated…”
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Antifungal constituents of Clytostoma ramentaceum and Mansoa hirsuta by Rocha, A.D, Oliveira, A.B. de, Souza Filho, J.D. de, Lombardi, J.A, Braga, F.C

“…Ethanol extracts of Clytostoma ramentaceum Bur. & K. Schum and Mansoa hirsuta DC. (Bignoniaceae) inhibited the growth of standardized cultures of Aspergillus…”
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