ABSTRACT: The objective of the present research was to evaluate the phytochemical profile and the antioxidant potential of the leaves, flowers and stem of the species Senna splendida. For that purpose, the preparation of methanolic extracts was made and, consequently, the analysis of antioxidant activity was carried out, using the DPPH method, and the study of the phytochemical profile through phytochemical scr...
ABSTRACT: Sideroxylon obtusifolium (Humb. ex Roem. & Schult.) T.D. Penn., Sapotaceae. It is popularly known as “Quixaba”, in the Northeast and Southwest regions of Brazil, the species stands out for its use in folk medicine, indicated for cases of inflammation and pain in general. However, as there are no specific bibliographic studies in the literature on the antioxidant and anti-inflammatory activity of t...
ABSTRACT: The present study involves phytochemical investigation, phenol content and allelopathic potential of Croton heliotropiifolius Kunth extract in the germination of Digitaria insularis (L.) Fedde. with extracts ethanolic and aqueous of C. heliotropiifolius leaf; was performed prospected secondary metabolites and Ultraviolet–visible (UV–visible) spectrophotometry tests for total phenols ...
O presente trabalho tem como objetivo avaliar a atividade citotóxica do extrato etanólico da casca do caule (AMC) e folha (AMF) da Annona muricata Linn. Para a realização desse estudo, inicialmente foi verificada a atividade do extrato etanólico nas concentrações de 1000, 800, 600, 200 e 100 μgmL -1 para AMF e concentrações de 200, 150, 100, 50, 10 μgmL -1 para AMC através do ensaio de Artemia salina Leach que ...
Background: The implementation of new public healthcare models that stimulate the use of natural products from traditional medicine, as a so-called integrated medicine, refers to an approach that use best of both conventional medicine and traditional medicine. Propolis is a widely used natural product by different ancient cultures and known to exhibit biological activities beneficial for health. The large numbe...
Objetivo: determinar a soroprevalência da Brucella spp em humanos.Método: trata-se de estudo observacional, desenvolvido com 455 indivíduos entre 18 e 64 anos, selecionados, que utilizavam a estratégia de saúde da família. As amostras de soro dos voluntários foram submetidas aos testes de antígeno acidificado tamponado, como triagem, imunodifusão em gel de ágar e aos testes de soroaglutinação lenta em tubos e 2...