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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
Phytochemical constituents, antioxidant activity, cytotoxicity and osmotic fragility effects of Caju (Anacardium microcarpum)
Industrial Crops and Products, Volume 55, Year 2014
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Description
Anacardium microcarpum is consumed as infusion in the Brazilian folk medicine for the treatment of various diseases in which free radicals assaults have been implicated in their etiology. However, there is no scientific report on this traditional claim. Thus, we investigated for the first time, its antioxidant activity as well as its potential toxic effects on human leukocytes and erythrocytes in vitro. In addition, qualitative and quantitative analyses of the classes of phytochemicals in the various fractions from A. microcarpum were carried out by HPLC-DAD. The results demonstrated that IC50 (for DPPH radical scavenging) varied from 27.88±1.60 (AcOEt fraction) to 32.86±3.05μg/mL (EtOH fraction), and all the fractions strongly inhibited Fe2+ (10μM)-induced lipid peroxidation in rat brain and liver homogenates. All the fractions were not cytotoxic to leukocytes and were able to prevent against 2mM H2O2-induced cytotoxicity. Moreover, the fractions did not have any effect on human erythrocytes osmotic fragility, suggesting that A. microcarpum infusion can be consumed safely. Preliminary phytochemical analysis exhibited the presence of phenolics and flavonoids compounds as major phytochemical groups. Taking together, our results indicate that the popular use of A. microcarpum for preventive or therapeutic agents in pathologies where cell oxidative stress is implicated has a scientific basis. © 2014 Elsevier B.V.
Authors & Co-Authors
Filho, Valter Menezes Barbosa
Brazil, Crato
Universidade Regional do Cariri
Waczuk, Emily Pansera
Brazil, Santa Maria
Universidade Federal de Santa Maria
Kamdem, Jean Paul
Brazil, Santa Maria
Universidade Federal de Santa Maria
Brazil, Porto Alegre
Universidade Federal do Rio Grande do Sul
Abolaji, Amos Olalekan
Brazil, Santa Maria
Universidade Federal de Santa Maria
Nigeria, Ibadan
University of Ibadan
Lacerda, Sírleis Rodrigues
Brazil, Crato
Universidade Regional do Cariri
Martins da Costa, José Galberto
Brazil, Crato
Universidade Regional do Cariri
de Menezes, Irwin Rose Alencar
Brazil, Crato
Universidade Regional do Cariri
Boligon, Aline Augusti
Brazil, Santa Maria
Universidade Federal de Santa Maria
Athayde, Margareth Linde
Brazil, Santa Maria
Universidade Federal de Santa Maria
Rocha, Joao Batista Teixeira Da
Brazil, Santa Maria
Universidade Federal de Santa Maria
Posser, Thaís
Brazil, Bage
Universidade Federal do Pampa
Statistics
Citations: 63
Authors: 11
Affiliations: 5
Identifiers
Doi:
10.1016/j.indcrop.2014.02.021
Research Areas
Environmental
Health System And Policy
Study Approach
Qualitative
Quantitative