Supercritical carbon dioxide extract of cinnamomum cassia. This study investigated the antiproliferative and antimetastatic effects of bs supercritical fluid extract bse on the a549 and h661 lung cancer cell lines. Locally known as retortuno, the plant has been ethnopharmacologically used as an astringent, odontalgic, to treat inflammation and diarrhea. May 26, 2018 uquiche e, cirano n, millao s 2015 supercritical fluid extraction of essential oil from leptocarpha rivularis using co 2. Nowadays it is marketed in pharmacies and alternative medicine shops as a product to make infusions. Supercritical fluid extraction of essential oil from. It is endemic to madagascar, where it grows in forests near rivers. Bulnesia sarmientoi supercritical fluid extract exhibits. Files are available under licenses specified on their description page. Conformational analysis and biological activity of leptocarpin and leptocarpin acetate. Download hires image download to mspowerpoint cite this. There are fewer than 100 mature individuals estimated to remain. Mapuche medicinal plant palo negro leptocarpha rivularis dc.
The phenolic composition and antioxidant capacity of leaves and berries from m. Supercritical co 2 extraction was applied to recover bioactive extract from l. Request pdf pressurized liquid extraction of polyphenols and methylxanthines from crude and waste guarana seeds guarana seeds are extensively consumed as natural supplement because of active. Recovery and antioxidant activity of extracts from. Crataegus rivularis is a species of hawthorn known by the common name river hawthorn. Martinez r, kesternich v, gutierrez e, dolz h, mansilla h. A response surface design was applied to study the effects of temperature 3852 c and pressure 10. Antioxidant and antiinflammatory activities of selected. Leptocarpus is a genus of dioeceous rushlike perennial plants described as a genus in 1810 the genus as currently conceived is entirely endemic to australia. Biologically active compounds from chilean medicinal plants. The geographical isolation of chile provided by the andean range, the pacific ocean, and the atacama desert, has produced a unique flora of ca. This page was last edited on 26 september 2016, at 09.
Island of sainte marie, off the east coast of madagascar. Request pdf on dec 1, 2015, edgar uquiche and others published supercritical fluid extraction of essential oil from leptocarpha rivularis using co2 find, read and cite all the research you. Conformational analysis and biological activity of. The antioxidant activity was evaluated in a biological assay using saccharomyces cerevisiae, whereas the radical scavenging activity was measured using the 2,2diphenyl1picrylhydrazyl dpph. Supercritical fluid extraction of essential oil from leptocarpha rivularis using co 2. Nowadays it is marketed in pharmacies and alternative medicine shops as a product.
An international and interdisciplinary open access journal, publishing new knowledge and findings on enzyme inhibitors and inhibitory processes, and agonistantagonist receptor interactions in the development of medicinal and anticancer agents. We studied supercritical extraction with ethanolmodified co 2, combining different levels of temperature 40 and 60 c and pressure 20, 30 and 40 mpa, to obtain extracts from leptocarpha rivularis stalks with inhibitory capacity against. Leptocarpus in world checklist of selected plant families. Most of these compounds are unique to the symbiotic condition but some can be found in many species. Uquiche e, cirano n, millao s 2015 supercritical fluid extraction of essential oil from leptocarpha rivularis using co 2.
The record derives from tica data supplied on 20120211 which reports it as an accepted name record 267219a0392144aaa6e5c7fd4cbac376 with original publication details. Bulnesia sarmientoi bs has long been used as an analgesic, woundhealing and antiinflammatory medicinal plant. Myiothlypis rivularis neotropical river warbler avibase. Leptocarpha is a genus of flowering plants in the sunflower family. Journal of applied research on medicinal and aromatic plants. The isolation and structure determination of two new sesquiterpene lactones of the heliangolide type, leptocarpin and 17,18dihydroleptocarpin from leptocarpha rivularis, are described. The antioxidant, antiinflammatory, and cytotoxic activities of water and ethanol extracts of 14 chinese medicinal plants were investigated and also their total phenolics and flavonoid contents measured. Leptocarpin and 17,18dihydroleptocarpin, two new heliangolides. Author links open overlay panel edgar uquiche a b fabiola garces a. The extracts were measured for their ability to inhibit. Text is available under the creative commons attributionsharealike license. Department of agriculture agricultural research service.
Here, we show that a single intraperitoneal injection of. Asteraceae, a native bush with the local name palo negro in chile, and cudumam ell in mapudungun language. Citescore values are based on citation counts in a given year e. Glandular trichome disruption by rapid co2 depressurization as pretreatment for recovery of essential oil from leptocarpha rivularis leaves industrial crops and products, vol. Journal of enzyme inhibition and medicinal chemistry. The aqueous extract of its bark has been demonstrated to have anticancer activity. Recovery and antioxidant activity of extracts from leptocarpha rivularis by supercritical carbon dioxide extraction. Description and images of leptocarpha rivularis palo negro. Benth, from the fabaceae family, is a rhizomatous shrub which grows up to 1. Description and images of leptocarpha rivularis palo negro, a native chilean plant, provided by the supplier of native exotic chilean seeds and organizer of plant watching tours.
The structure of leptocarpin was established as the 8. Site attachment of a protelean parasite erythraeidae. Uhplcesiorbitrapms analysis of the native mapuche medicinal plant palo negro leptocarpha rivularis dc. Common names palo negro in spanish bibliographic references 1836. Leptocarpha species leptocarpha rivularis name synonyms helianthus rivularis poepp. Supercritical extraction with carbon dioxide and cosolvent from leptocarpha rivularis. Pdf composition of essential oils from five aromatic. Addition of eos to edible products, either by direct mixing or in active. For more multimedia, look at leptocarpha rivularis on wikimedia commons. This evergreen bush belongs to the family asteraceae compositae and to the genus leptocarpha. Mapuche medicinal plant palo negro leptocarpha issn.
Essential oils eos are liquid mixtures of volatile compounds obtained from aromatic plants. Author links open overlay panel edgar uquiche a b natalia cirano a sonia millao a. Thujone, a component of medicinal herbs, rescues palmitate. Its scientific name is leptocarpha rivularis1 and belongs to the compositae family, to the heliantheae tribe, presently classified as asteraceae2. After the chelicera penetrated the hosts cuticle a substance was secreted to cement the mite to its host. Presented by grade 10 spectacled bear and black suit plant spectacled bear leptocarpha rivularis spectacled bear conservation the spectacled bear is the only living. The present study examined the suitability of laser desorptionionization timeofflight mass spectrometry ldims for the rapid chemical fingerprinting of lichen extracts. The results obtained agree with the single crystal xray diffraction studies. Leptocarpha rivularis introduction leptocarpha rivularis dc. Matrixfree uvlaser desorption ionization mass spectrometry.
Considering the capability of essential oils eos, the present study is conducted to compare different extraction methods in order to improve yield and biological activities. Lichens are known to produce a wide array of secondary metabolites. Many eos have antioxidant properties, and the use of eos as natural antioxidants is a field of growing interest because some synthetic antioxidants such as bha and bht are now suspected to be potentially harmful to human health. John dransfield listens intently as mike merritt poses a question. This paper deals with the conformational study in solution of leptocarpin, a germacranolide with the heliangolide structure isolated from leptocarpha rivularis d. It is native to the intermontane region of the northwestern united states, situated between the coastal ranges and the rocky mountains c. Description and images of leptocarpha rivularis palo. Request pdf on dec 1, 2015, edgar uquiche and others published recovery and antioxidant activity of extracts from leptocarpha rivularis by supercritical carbon dioxide extraction find, read. Leptocarpha rivularis in the germplasm resources information network grin, u. It grows in damp places with exposure to sun and can reach a height of 2 m 6 ft 6 in.
Pdf uhplcesiorbitrapms analysis of the native mapuche. The land has been inhabited for over 20,000 years by peoples who have developed rich traditions in the medicinal use of native plants, continuing to a large extent up to the present. Leptocarpha rivularis is a medicinal plant endemic to southern chile belonging to the asteraceae family. Dypsis rivularis in the germplasm resources information network grin, u. Antiinflammatory bioactivities in plant extracts journal. Recent journal of applied research on medicinal and aromatic. A few species native to other places were formerly included, but they have been moved to other genera. Hydrodistillation hd, steamdistillation sd, solvent. It is native to the intermontane region of the northwestern united states, situated between the coastal ranges and the rocky mountains. Uhplcqorbitrapmsms fingerprinting and antitumoral effects. Caryophyllene trans4,11,11trimethyl8methylenebicyclo7,2,0undec4ene, found in various plants, is a natural bicyclic sesquiterpene with a low toxicity. Extraction yield was affected positively by the temperature p leptocarpha rivularis is an evergreen bush belonging to the asteraceae family which grows in the south of chile.
1153 469 330 417 591 248 748 392 1062 288 1348 1388 948 1500 143 1386 1180 597 1385 408 1510 623 1067 356 171 1479 1119 1457 1329 1493 1279