M. Agra

Publications153
h-index24
Citations3,115
Highly Influential Citations105
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Survey of medicinal plants used in the region Northeast of Brazil
This work has the objective a survey of the species of plants and their uses as medicinal, which are utilized for therapeutic purposes in Northeast region of Brazil. The area of study is recognized… Expand
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Synopsis of the plants known as medicinal and poisonous in Northeast of Brazil
The objective of this work is a survey of the species of plants and their alleged therapeutic uses which are utilized in Northeast region of Brazil. The area of this study is well known for its rich… Expand
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Medicinal and poisonous diversity of the flora of "Cariri Paraibano", Brazil.
A survey of the medicinal and poisonous plant diversity in the flora of the Carirí of the State of Paraíba, Brazil, has been made. Medicinal and poisonous properties of 121 plant species belonging to… Expand
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Molecular delimitation of clades within New World species of the "spiny solanums" (Solanum subg. Leptostemonum)
Abstract Solanum subg. Leptostemonum contains approximately 350–450 species, including the cultivated eggplant, S. melongena. Most species placed in this subgenus form a monophyletic group, the… Expand
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Chemical composition, botanical evaluation and screening of radical scavenging activity of collected pollen by the stingless bees Melipona rufiventris (Uruçu-amarela).
Stingless bees in Brazil are indigenous and found all over the country. Bee pollen is used for its nutritional value in the human diet. It is made up of natural flower pollen mixed with nectar and… Expand
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SINOPSE DA FLORA MEDICINAL DO CARIRI PARAIBANO
SYNOPSIS OF THE MEDICINAL FLORA OF “CARIRI PARAIBANO”. A survey on the diversity of medicinal plants in the flora of the “Cariri Paraibano”, Brazil, has been made. 70 plant species belonging to 59… Expand
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OCOTEA DUCKEI : EXCEPTIONAL SOURCE OF YANGAMBIN AND OTHER FUROFURAN LIGNANS
Seven furofuran lignans: yangambin, epiyangambin, 4’O-demethylepiyangambin, sesartemin, episesartemin, 4’’-O-demethylepimagnolin A, syringaresinol and one alkaloid, reticuline, were isolated from the… Expand
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Composition and Molluscicidal Properties of Essential Oils from Leaves of Xylopia langsdorffiana A. St. Hil. et Tul. (Annonaceae)
Abstract The volatile fraction of Xylopia langsdorffiana leaves was analyzed by GC and GC/M S and tested for molluscicidal activity. With this methodology 19 different components were identified in… Expand
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Flora da Paraíba, Brasil: Erythroxylaceae Kunth
A taxonomic treatment of the Erythroxylaceae family was undertaken as part of the project "Flora da Paraiba" which aims to identify and catalogue the species of the local flora. Botanical… Expand
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The antinociceptive and anti-inflammatory activities of Piptadenia stipulacea Benth. (Fabaceae).
AIM In this study, we attempted to identify the possible antinociceptive and anti-inflammatory actions of the aqueous phase, the ethyl acetate phase and one unknown flavonoid obtained from aerial… Expand
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