Introducción y objetivos: Este trabajo estudia las prácticas de recolección plantas los pobladores locales la costa Patagónica Sur (Santa Cruz, Argentina). Se identifican percepciones organolépticas, categorías uso transmisión conocimientos entrevistados.M&M: La vegetación corresponde a Estepa Patagónica. metodología es cualitativa, diseño flexible, con entrevistas semiestructuradas observa...

Plants constitute a major resource used for subsistence by people. Ethnobotany plays an important role in preserving plant diversity and understanding interpreting the knowledge that allows plants to be effectively sustainably meet people's needs. Indeed, medicinal are therapeutic is frequently mobilized populations treatment of various diseases physiotherapy. In this study, based on 394 questi...

The fungus Polymyxa betae is an obligate parasite of the roots of many plants of the family Chenopodiaceae. In the sugar beet, it acts as a vector of beet necrotic yellow vein virus, the agent of a serious disease known as rhizomania. With indirect methods of analysis, such as bioassay, one can establish only the presence or absence, but not the quantity, of P. betae in soil. A new method based...

Infusions of Chenopodium ambrosioides (L.) have been used for centuries in the Americas as a popular remedy against intestinal worm infections. The essential oil of Chenopodium ambrosioides contains high levels of ascaridole, which is a potent anthelmintic, but which has also been responsible for human fatalities, leading to its disuse. Almost 90% of the nematocidal activity of Chenopodium ambr...

O presente estudo teve como objetivo realizar um levantamento etnobotânico medicinal, suas indicações de uso e forma preparo na Comunidade Quilombola Pericumã, Município Bequimão, Baixada Maranhense. Foram realizadas entrevistas semiestruturadas do tipo censo com chefes família (homens mulheres) para obtenção dados socioeconômicos etnobotânicos. análises quantitativas verificar a importância re...

Activin-betaE mRNA expression was investigated in male and female rats using gel-based and quantitative RT-PCR, in fetal and post-natal liver during development and in a variety of tissues from 200 gm adult animals. Activin-betaE expression was also assessed in rat liver after partial hepatectomy, and after repeated toxic insult. Male Sprague Dawley rats were subjected to partial hepatectomy or...

Hydro-distilled volatile oil from the aerial parts of Chenopodium ambrosioides L. (Chenopodiaceae) was obtained and the oil was analyzed by a combination of GC and GC/MS. Air-dried aerial parts of Chenopodium ambrosioides (100 g) which were collected from Anzaly in Mazandaran province at full flowering stage on June 2003, were subjected to hydro-distillation for 3.5 h using a Clevenger-type app...

Hydro-distilled volatile oil from the aerial parts of Chenopodium ambrosioides L. (Chenopodiaceae) was obtained and the oil was analyzed by a combination of GC and GC/MS. Air-dried aerial parts of Chenopodium ambrosioides (100 g) which were collected from Anzaly in Mazandaran province at full flowering stage on June 2003, were subjected to hydro-distillation for 3.5 h using a Clevenger-type app...