Results: 5032

Bioactivity of Myrtus communis from the Montenegro coastline

Although numerous studies have demonstrated the biomedical potential of Myrtus communis L., (Myrtaceae) data on myrt le from Montenegro are scarce. T o evaluate antioxidant, antimutagenic and antibacterial activity of myrtle methanolic extracts. Antioxidant activity was evaluated by measur...

Oxytocin neuron activation by acute infusion of Montanoa genus plants in the Wistar rats

In tradition al Mexican medicine, plants from the Montanoa genus, family Asteraceae ( Montanoa tomentosa , Montanoa grandiflora , and Montanoa frutescens ) have been used to induce labor owing to their uterotonic properties like those produced by oxytocin (OXT). However, w hether infusions ...

Chemical composition and antimicrobial activity of essential oil of Alpinia menghaiensis S Q Tong & Y M Xia in S Q Tong from Vietnam

The chemical constituents and antimic robial activity of the essential oil isolated from the rhizomes of Alpinia menghaiensis S.Q. Tong & Y.M. Xia in S.Q. Tong from Vietnam was studied and reported. The techniques of gas chromatography (GC) and gas chromatography cou...

The infusion of Baccharis spicata (Lam. ) Baill (Asteraceae) has antiviral activity against hepatitis B virus without cytotoxic effects against several cell lines

Medicinal plants are used to cure diseases, and their replacement is frequent and affects public health. The genus Baccharis has representatives within the medicinal flora of Argentina, although the replacement of the species of this genus known under the vulgar name of "carqueja" by Bacc...

Iceberg lettuce cultivated in different systems of planting and sources of fertilizer

Braz. j. biol; 84 (), 2024
Organic fertilization is a cheaper and highly effective option for profitability and consequent improvement of the soil's physical, chemical, and biological structure. Thus, the objective of this work was to evaluate different types of fertilization: organic (poultry shed litter), mineral, and leaf path ...

Chemical characterization and effects of volatile oil of Alpinia zerumbet on the quality of collagen deposition and caveolin-1 expression in a muscular fibrosis murine model

Braz. j. biol; 84 (), 2024
Abstract This study evaluated the effect of the volatile oil of Alpinia zerumbet (VOAz) on caveolin-1 gene expression and muscular fibrosis. The rats were immobilized to induce fibrosis of the gastrocnemius muscle, and they were treated with VOAz. Collagen quality was assessed by histology and the expres...

Effects of Solanum lycopersicum L. (tomato) against isoniazid and rifampicin induced hepatotoxicity in wistar albino rats

Braz. j. biol; 84 (), 2024
Anti-tuberculosis drugs are reported to cause hepatotoxicity, which varies from asymptomatic rise of the hepatic enzymes. Hepatoprotective plants plays important role to protect liver. This study investigated the hepatoprotective potential of the Solanum lycopersicum in rats intoxicated with Isoniazid an...

Resistencia transmitida de VIH-1 en pacientes sin exposición a tratamiento antirretroviral: Guatemala

El objetivo del estudio fue describir los niveles de resistencia transmitida de VIH-1 en adultos atendidos en Unidades de Atención Integral de Guatemala. El estudio incluyó registros de 185 pacientes adultos VIH-1 positivo, de reciente diagnóstico sin antecedente de uso de TAR, de noviembre del 2019 a...

Combined administration of gallic acid and glibenclamide mitigate systemic complication and histological changes in the cornea of diabetic rats induced with streptozotocin

Acta cir. bras; 39 (), 2024
Purpose: To determine the effect of gallic acid or its combination with glibenclamide on some biochemical markers and histology of the cornea of streptozotocin (STZ) induced diabetic rats. Methods: Following induction of diabetes, 24 male albino rats were divided into four groups of six rats each. Group...

Avaliação do colírio de brimonidina 0, 2% em comparação à nafazolina 0,025% + feniramina 0,3% nas cirurgias de estrabismo

Rev. bras. oftalmol; 83 (), 2024
RESUMO Objetivo: Avaliar o efeito do colírio de brimonidina 0,2% na redução da hiperemia e do sangramento ocular durante as cirurgias de estrabismo, em comparação com o colírio de nafazolina 0,025% + feniramina 0,3%. Métodos: Foram avaliados 14 pacientes com estrabismo e indicação de correçã...