Results: 1061

Antimicrobial, antioxidant and phytochemical assessment of wild medicinal plants from Cordillera Blanca (Ancash, Peru)

Twenty-eight native plants mainly used to cure diseases related to microbial infection and stress oxidative disorders were selected to test the antimicrobial activity against E. coli, P. aeruginosa, S. aureus, B. subtilis, and C. albicans using diffusion and microdilution methods. The antioxidant activit...

Chemical composition, cytotoxicity and larvicidal activity against Aedes aegypti of essential oils from Vitex gardineriana Schauer

Vitex gardneriana Schauer (Lamiaceae) popularly known as “jaramataia”, is a shrub commonly found in caatinga biome located in Northeast Brazil. In folk medicine, its leaves have been used as analgesic and anti-inflammatory agents. The chemical composition of the essential oil from leaves obtained by ...

Vasorelaxant activity of Euphorbia furcillata Kunth mainly by activation of NO/cGMP pathway and calcium channel blockade

The aim of current study was to determinate ex vivo and chromatographic fingerprint by HPLC of four extracts of Euphorbia furcillata K. Ethyl acetate extract of Euphorbia furcillata (EaEEf) was the most effective and potent extract (Emax=98.69±1.24%) and its effect was partially endothelium-dependent. F...

Avaliação da atividade antimicrobiana e citotoxicidade hemolítica em diferentes extratos vegetais
Evaluation of antimicrobial activity and hemolytic cytotoxicity in different plant extracts

Introdução: A busca por novos agentes terapêuticos tem incentivado as pesquisas com plantas medicinais, pois muitas delas podem apresentar propriedade antimicrobiana e conhecer o potencial citotóxico dos extratos é fundamental para garantir a segurança durante o uso. Objetivo: Avali...

Protective effects of Tribulus terrestris hydroalcoholic extract against cisplatin-induced germ cell apoptosis in male mice

Int. j. morphol; 36 (1), 2018
SUMMARY: Toxic effects of anti-cancer and other drugs on the normal tissues could be reduced by the herbal plants and their fractions. This study investigated the protective effect of Tribulus terrestris (TT) on Cisplatin- induced cytotoxicity germ cell apoptosis in male mice. In this experimental study,...

Efecto antiiflamatorio de la fracción flavonoide de Lepechinia meyenii (Walp.) Epling (salvia) sobre leucocitos de pacientes con artritis reumatoide

RESUMEN Objetivos . Evaluar el efecto antiinflamatorio de la fracción flavonoide de Lepechinia meyenii (Walp.) Epling sobre leucocitos de pacientes con artritis reumatoide (AR). Materiales y métodos. Se recolectaron plantas de la especie Lepechinia meyenii (Walp.) Epling extrayendo diferentes fracci...

Phytochemistry, antioxidant potential and antifungal of Byrsonima crassifolia on soil phytopathogen control

Braz. j. biol; 78 (1), 2018
Abstract The use of chemical defensives to control fungal diseases has by consequence to impact negatively over the environment and human health, this way, the use of plant extracts with antifungal properties along with proper cultural management makes viable an alternative plant production control, spec...

Foliar phenolic compounds of ten wild species of Verbenacea as antioxidants and specific chemomarkers

Braz. j. biol; 78 (1), 2018
Abstract The family Verbenaceae hosts important species used in traditional medicine of many countries. The taxonomic controversies concerning the specific delimitation of several of its species make it difficult to guarantee the botanical origin of herbal preparations based on species of this family. To...

Reduction of doxorubicin-induced genotoxicity by Handroanthus impetiginosus in mouse bone marrow revealed by micronucleus assay

Braz. j. biol; 78 (1), 2018
Abstract Handroanthus impetiginosus has long been used in traditional medicine and various studies have determined the presence of bioactive chemical compounds and potential phytotherapeutics. In this study, the genotoxicity of the lyophilized tincture of H. impetiginosus bark (THI) was evaluated in mous...

The effect of pycnogenol on lymphatic nodes and adhesion during in a peritoneal adhesion model in rats

Acta cir. bras; 33 (2), 2018
Abstract Purpose: To investigate the effects of pycnogenol on peritoneal adhesions and additionally to investigate the immunohistochemical effects of free oxygen radicals and reactive lymph nodes detected in the adhesive tissue that was sampled surrounding the cecum on intra-abdominal adhesions. Metho...