Mean annual rainfall at the site is 1705mm with a distinct dry period of 3months juneaugust, in which drimys brasiliensis miers winteraceae, collected in july and december 2008, were analyzed by gcfid and gcms. Hoya diversifolia pdf hoya diversifolia is an indonesian native with a thick weirdly shaped leaf, and pink flowers. Morphological characterization of fruits ands seeds of drimys. Environmental controls in the water use patterns of a tropical cloud. Read supercritical fluid extraction of drimys angustifolia miers. This species is known in brazil with a vernacular name cascadanta and has been used in folk medicine as analgesic and antiinflammatory. Pdf drimys brasiliensis essential oil as a source of drimenol. Identification of a novel microrna mirna from rice that targets an alternatively spliced transcript of the nramp6 natural resistance. The pull of water from the soil to the leaves causes water in the transpiration stream to be under negative pressure decreasing the water potential below zero. Experimental data and identification of the dynamic behavior of extraction curves using neural networks based on wavelets, the journal of supercritical fluids on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. New phytologist is a leading world journal, publishing original research papers on all aspects of the plant sciences.
Abelmoschus moschatus pdf a multipurpose plant, valued especially for its essential oil, but also providing food, medicines and a range of commodities. Seasonal variation in phytotoxicity of drimys brasiliensis. Contact angle measurement of different liquids is a common tool for characterizing synthetic materials, which is. Malheiros a, cechinel filho v, schmitt cb, yunes ra, escalante a, svetaz l, zacchino s, delle monache f 2005 antifungal activity of drimane sesquiterpenes from drimys brasiliensis using bioassayguided fractionation. These results were correlated with the effects observed when this compound was incorporated in cellular membrane models of protozoans, represented. The moving wall represents the time period between the last issue available in jstor and the most recently published issue of a journal. Alternatively, you can download the file locally and open with any standalone pdf reader. Pdf drimys brasiliensis miers is a native plant species to the atlantic forest, commonly known as cataia, and used as a stimulant, antidiahrreal. If you do not see its contents the file may be temporarily unavailable at the journal website or you do not have a pdf plugin installed and enabled in your browser.
Drimys brasiliensis miers is a native plant species to the atlantic forest, commonly known as cataia, and used as a stimulant, antidiahrreal, antipyretic, among other properties. Botucatu forests, growing with magnolia ovata, are drimys brasiliensis winteraceae, vochysia tucanorum vochysiaceae, syagrusromanzof. This structure is also available as a 2d mol file or as a computed 3d sd file the 3d structure may be viewed using java or javascript. Epipolygodial, a drimane sesquiterpene was isolated from drimys brasiliensis winteraceae. Furthermore, we employed other four wellknown phylobetadiversity measures to compare the forest types within the southern brazilian atlantic forest see table 1. This study aims to evaluate the phytotoxicity potential of leaf and root extracts of drimys brasiliensis on the germination and seedling growth of panicum maximum and euphorbia heterophylla and its influence on metaxylem cell size in the seedling roots of the latter specie. They are primitive dicots, associated with the humid temperate antarctic flora of the southern hemisphere, which evolved millions of years ago on the ancient supercontinent of gondwana. This page was last edited on 14 september 2017, at 19. Cuttings treated with iba diluted in 50% alcohol and oven dried.
Drimys is a genus of about eight species of woody evergreen flowering plants, in the family winteraceae. Biological assessment antiviral and antioxidant and acute toxicity of essential oils from drimys angustifolia and d. Screening of selected plant species of pakistan for their. We monitored the sap flow of five adult individuals of d. In the last few years, both social democrat and conservative women have worked for this leavealthough the movement has also found opposition by women in trade unions, as well as from conservative groups. Comparison of leaf anatomy and essential oils from drimys. Foliar uptake of fog water and transport belowground alleviates. Men have used medicinal plant properties to treat infectious diseases. Marinederived fungi of the genera aspergillus could produce novel compounds with significant bioactivities. This compound demonstrated high parasite selectivity towards trypanosoma cruzi trypomastigotes ic 50 5. The plant drimys brasiliensis is traditionally known in brazil as casca danta. Indolbutyric acid and time of the year influence on.
Chemical characterization of essential oils from drimys. Herbaceous and semihardwood stem cuttings of drimys brasiliensis. Set indices on plant common names revolvy brain revolvybrain. Evidence for direct water absorption by the shoot of the. Pdf herbaceous and semihardwood stem cuttings of drimys. Drimys brasiliensis sap flow a and atmospheric vpd b during two contrasting nights. All structured data from the file and property namespaces is available under the creative commons cc0 license. Phytotoxic potential of drimys brasiliensis miers for use.
During the last decade, there is a raising interest in examining plant surface properties for the development of biomimetic materials. The end of the dry season was the most favorable for the rooting of euplassainaequalis 8 in drimys brasiliensis was the coldest time for the collection of herbaceous cuttings without the addition of iba 9. Drimys brasiliensis miers is native to brazil, where it is mainly found in montane forests and flooded areas in the south and southeast regions of the country. Fog interception in montane forests across the central. Phylobetadiversity among forest types in the brazilian. Thus, the ic 50 values of drimyys from g of leaves, the brasiloensis method yielded secondary metabolites derived from plants may serve as a promising environmentally friendly tool for weed management. Supercritical fluid extraction of drimys angustifolia.
However, some minor components with certain toxicities from a. Phytotoxic activity of different plant parts of drimys. The species are native to the neotropics, ranging from southern mexico to the southern tip of south america. A sample postapproval monitoring program in academia. The major objective of the present study was isolation and characterization of antimicrobial components from the crude plant. The leaf and root extracts were fractionated by partition chromatography, and the hexane and ethyl acetate fractions. Pollination ecology of magnolia ovata may explain the.
Drimys brasiliensis miers is a native plant species to the. The stem bark oils were composed mainly of monoterpenes july, 453%. Drimys brasiliensis miers winteraceae, an endemic plant from brazil, has been used in regional folk medicine to treat inflammation. The wood is used for interior millwork, general construction, furniture components, fibreboard, boxes, and crates. Antileishmanial phenylpropanoids from the leaves of hyptis pectinata l. This plant grows in tropical regions and can become 1 to 2 m in height.
Frontiers effect of leaf water potential on internal. Plant surfaces have been found to have a major chemical and physical heterogeneity and play a key protecting role against multiple stress factors. The objectives of the present study were to compare the leaf anatomy and the chemical constitution of the essential oils from d. A phytochemical investigation of the active chloroform extract of drimys brasiliensis winteraceae stem bark p. Chemical composition and antiinflammatory evaluation of. Previous studies have evidenced the antiinflammatory effects of crude extracts from its leaves and stem barks, which could be associated to high amounts of the bioactive sesquiterpene polygodial. Drosera capensis is commonly known to become a weed in sundew collections because the tall flower stalks produce copious amounts of seeds. The traditional use of drimys brasiliensis miers winteraceae in the south of brazil to reduce cholesterol has not been described in scientific. Aspects of reproductive biology of drimys brasiliensis miers winteraceae in floresta ombrofila mista, south of brazil. Antitrypanosomal activity of epipolygodial from drimys. Thus, the surface tension force is approximately balanced by a force induced by negative water potential resulting in. Frontiers evaluation of the surface free energy of plant. Pdf antifungal activity of drimane sesquiterpenes from.
Pdf drimys brasiliensis essential oil as a source of. Epazote planta medicinal pdf meaning of epazote in the spanish dictionary with examples of use. Isolation of antibacterial compounds from quercus dilatata. Seasonal variation in phytotoxicity of drimys brasiliensis miers article pdf available in idesia 323. Voltar aos detalhes do artigo phytotoxic potential of drimys brasiliensis miers for use in weed control baixar baixar pdf. Fog interception and rainfall were measured monthly during 19881989 with artificial fog catchers and rain gauges, respectively. Aspects of reproductive biology of drimys brasiliensis miers. Antifungal activity of drimane sesquiterpenes from drimys brasiliensis using bioassayguided fractionation. The osmotic concentration also contributes to the decrease in leaf water potential but with much lesser extent. Morphological characterization of fruits ands seeds of drimys brasiliensis miers. The fruits are chewy, milky, cadpi sweettasting and attract monke caspi may refer to. A cylindrical flower tinged with light indigo blooms at the tip of the stem.
Dried and fresh leaves of cataia were collected in autumn2012. In rare instances, a publisher has elected to have a zero moving wall, so their current issues are available. Files are available under licenses specified on their description page. Drimys brasiliensis miers is native to brazil, where it is mainly found in montane forests and flooded areas in the south and southeast regions. Atlantic forest, commonly known as cataia, and used as a stimulant, antidiahrreal, antipyretic, among. The association of these techniques can have a positive result. Four medicinal plants chrozophora hierosolymitana spreng, chrysanthemum leucanthemum l. Drimys brasiliensis miers belongs to winteraceae family, whose occurrence is restrict to south america. Screening of selected plant species of pakistan for their pharmacological activities maryam jamil doctoral thesis dissertation chemistry biochemistry publish your bachelors or masters thesis, dissertation, term paper or essay.
This plant for some reason is looked down on by some hoya. The activities were evaluated by using the microbroth dilution method. Evidence for direct water absorption by the shoot of the desiccationtolerant plant vellozia flavicans in the savannas of central brazil volume 21 issue 5 rafael s. The cape sundew is fast growing and single plants can live for many years with young suckers forming at the base. Asperienes ad, bioactive sesquiterpenes from the marine. Foliar uptake of fog water and transport belowground. Among these fungi, the strain aspergillus flavus is notorious for its mutagenic mycotoxins production. The life in the amazon rainforest seems to be flowing at a slow phase. Comdist is a phylobetadiversity measure that computes the mean phylogenetic distance among species occurring in two different sites. This study describes the antifungal effect of extracts and compounds isolated from drimys brasiliensis acting against dermatophytes. Vista do phytotoxic potential of drimys brasiliensis miers. Drimys is a genus of about eight species of woody evergreen flowering plants, in the family. Drimys is a genus that contains about seven species distributed from the strait of magellan to southern mexico. Both the rise of emerging infectious diseases as the microbial resistance problem has stimulated the searching for new antimicrobial agents.
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