Results: 44

Influencia de la edad en el contenido de fenoles y ligninas en Gmelina arborea (Lamiaceae)

Rev. biol. trop; 72 (1), 2024
Resumen Introducción: La melina (Gmelina arborea), es una especie de gran interés por su madera y propiedades medicinales. En Costa Rica, existen clones genéticamente superiores que se propagan sin el conocimiento de la edad ontogénica y fisiológica de los materiales. Objetivo: Evaluar la relaci...

Aceite esencial de hojas de Minthostachys mollis [HBK] Griseb. del Ecuador: extracción, composición química, capacidad antioxidante y actividad antimicrobiana

The aim of this study was to optimize by response surface design, the extraction of the leaf essential oil (EO) from Minthostachys mollis [HBK] Griseb., grown in Ecuador, using steam distillation. The factors used were extraction time (XTIE) of 60, 105 and 150 min and plan...

Anti - proliferative and anti - inflammatory activity of triterpene extracts from plant species belonging to Lamiaceae family

Triterpenes are very important secondary metabolites with wide structural diversity and significant role in pharmacy and medicine. In the present research, a comparative study of pharamacological activities of the triterpene fractions obtained from several pla...

Introducción a cultivo de vitroplantas de “Peperina de las Lomas” (Hedeoma multiflora Benth) como contribución para su conservación ex situ

Hedeoma multiflora Benth. (Lamiaceae) is an aromatic-medicinal species native to Argentina, Uruguay and southern Brazil that is in a state of vulnerability due to overexploitation. It is used in the preparation of flavored yerba mate and in popular medicine, mainly in abdomina...

Antimicrobial activity of Tetradenia riparialeaf essential oil

Food spoilage is a widely neglected problem and the constant use of synthetic fungicides could develop resistant fungi. The objective of this study was to evaluate the chemical composition and antimicrobial activity of Tetradenia riparialeaf essential oil against foodborne disease microor...

Potential of Tetradenia riparia leaf essential oil and its fractions in controlling Aedes aegypti and Rhipicephalus microplus larvae

Biosci. j. (Online); 39 (), 2023
Tetradenia riparia (Hochst.) Codd (Lamiaceae) is a shrub, commonly known as ginger bush or false myrrh, and several studies have shown that T. riparia exhibits a variety of biological properties. This study aimed to determine the chemical composition of T. riparia essential oil and its fractions, investi...

Estudo do potencial antiviral sobre o Sars-Cov-2 dos compostos identificados no extrato bruto das folhas de Tetradenia riparia

A COVID-19 surgiu de forma repentina, acometendo milhões de pessoas e causando muitas mortes no mundo todo. Diante disso, torna-se necessário a busca de substâncias bioativas com propriedades antivirais. No Brasil, a espécie Tetradenia riparia foi inserida como planta ornamental exótica, com aroma i...

Variation in phenolic, antioxidant and vitamin amounts among some medicinal plants and investigation by PCA analysis: Lamiaceae family

Aromatic and medicinal plants are of great importance to determine the contents of the active compounds of plant origin and to evaluate them depending on variety and climate factors in order to determine the phenolic, antioxidant enzyme activity, vitamin contents in species belo...

Conhecimento etnobotânico sobre plantas medicinais utilizadas por moradores de um município ribeirinho no interior do estado do Amazonas, Brasil

Mesmo com a evolução do conhecimento científico, a utilização de plantas medicinais é uma das práticas mais antigas ainda realizadas pelo homem, especialmente pelos habitantes de comunidades e municípios do interior do Brasil, principalmente em regiões com baixos índices de desenvolvimento huma...

Seed germination of Hesperozygis ringens (Benth. ) Epling, an endemic and threatened species

Acta sci., Biol. sci; 44 (), 2022
Hesperozygis ringens (Lamiaceae), popularly known as espanta-pulga, is a threatened species endemic to rocky and sandy regions of the Pampa biome. One factor that can influence the low number of individuals of a species is a low seed germination rate influenced by temperature and/or light. Thus, the obje...