S
Suzana G. Leitão
Researcher at Federal University of Rio de Janeiro
Publications - 124
Citations - 4167
Suzana G. Leitão is an academic researcher from Federal University of Rio de Janeiro. The author has contributed to research in topics: Essential oil & Chemistry. The author has an hindex of 25, co-authored 112 publications receiving 3639 citations.
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Journal ArticleDOI
Screening of Brazilian plant extracts for antioxidant activity by the use of DPPH free radical method
Luciana Lopes Mensor,Fábio de Sousa Menezes,Gilda Guimarães Leitão,Alexandre da Silva Reis,Tereza Cristina dos Santos,Cintia S. Coube,Suzana G. Leitão +6 more
TL;DR: As a general rule the ethanol extracts of plants belonging to the Verbenaceae family showed lower EC50 values than the other plant extracts, among the partitions, the more polar ones (ethyl acetate and n‐butanol) are those that generally have higher antioxidant activity (AA).
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Chemical and antimicrobial analyses of essential oil of Lippia origanoides H.B.K
Danilo Ribeiro de Oliveira,Gilda Guimarães Leitão,Humberto R. Bizzo,Daı´se Lopes,Daniela S. Alviano,Celuta S. Alviano,Suzana G. Leitão +6 more
TL;DR: A high carvacrol content in the essential oil determines the plant’s suitability for the preparation of oregano condiment, and the existence of a new chemotype is proposed for this species.
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Investigation of anti-inflammatory and antinociceptive activities of Lantana trifolia
Glauce N. Silva,Fabíola R. Martins,Maria Eline Matheus,Suzana G. Leitão,Patricia Dias Fernandes +4 more
TL;DR: Support is provided for the use of Lantana trifolia in relieving inflammatory pain by developing a significant increase on tail flick antinociceptive index, indicating a spinal antinOCiceptive effect.
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Ethnopharmacological study of two Lippia species from Oriximiná, Brazil.
Danilo Ribeiro de Oliveira,Gilda Guimarães Leitão,Stela Souza Santos,Humberto R. Bizzo,Daíse Lopes,Celuta S. Alviano,Daniela S. Alviano,Suzana G. Leitão +7 more
TL;DR: The chemical and pharmacological data of Lippia alba are in agreement with the ethnobotanical survey, and the chemical composition and antimicrobial activity of their essential oils was investigated.
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Análise do óleo essencial de folhas de três quimiotipos de Lippia alba (Mill.) N. E. Br. (Verbenaceae) cultivados em condições semelhantes
Eliana Schwartz Tavares,Lisieux de Santana Julião,Daíse Lopes,Humberto R. Bizzo,Celso Luiz Salgueiro Lage,Suzana G. Leitão +5 more
TL;DR: A composicao do oleo essencial de folhas de tres quimiotipos of Lippia alba, provenientes de diferentes regioes do Brazil, were evaluated in this article.