نتایج جستجو برای: mentha pulegium volatile constituents pulegone gc
تعداد نتایج: 109969 فیلتر نتایج به سال:
BACKGROUND Mentha plants containing over 25 species are aromatic perennial herbs. These species have been interested and widely used because of various clinical findings. Many volatile compounds facilitate environmental interactions such as protecting themselves from pathogens, parasites, and herbivores. Therefore, this study assessed comparison of volatile composition and antimicrobial activit...
The chemical composition of the essential oils (EOs) of four Lamiaceae (Thymus capitatus Hoff. et Link., Rosmarinus officinalis L., Origanum vulgare L. and Mentha pulegium L.) growing wild in Tunisia was analyzed by gas chromatography (GC) and gas chromatography-mass spectrometry (GC-MS). Obtained results showed significant variations among the different species. The major constituents identifi...
Quantitative estimation of pulegone in Mentha longifolia growing in Saudi Arabia. Is it safe to use?
Our TLC study of the volatile oil isolated from Mentha longifolia showed a major UV active spot with higher Rf value than menthol. Based on the fact that the components of the oil from same plant differ quantitatively due to environmental conditions, the major spot was isolated using different chromatographic techniques and identified by spectroscopic means as pulegone. The presence of pulegone...
In vitro plantlets and callus of M. longifolia were established and their volatile constituents characterized by GC-MS analysis of their headspaces (HSs) and essential oils (EOs). Significant quali-quantitative differences were found in the aromatic fingerprints in comparison with the M. longifolia parent plants. In fact, limonene and carvone were the main constituents in the EOs of the mother ...
The chemical composition of the essential oil obtained from the aerial flowering parts of Ziziphora clinopodioides subsp. bungeana (Juz.) Rech. f. was analyzed by GC and GC-MS. Thirty-two components representing 97.1% of the total oil were identified. Oxygenated monoterpenes (94.3%) were the predominant fraction of the oil with pulegone (65.2%), isomenthone (11.9%), 1,8-cineole (7.8%) and piper...
background & aim: elaeagnus angustifolia and elaeagnus orientalis have a lot of medical utilization. in folk medicine, the fruit and flower of these plants are used as a tonic and antipyretic agent. the aim of the present study was to chemical analysis of volatile constituents of e. angustifolia and e. orientalis flowers. experimental: the essential oils of e. angustifolia and e. orientali...
BACKGROUND The genus Mentha, an important member of the Lamiaceae family, is represented by many species commonly known as mint. The insecticidal activity of Mentha oil and its main components has been tested and established against various insects/pests. Among these, the ketone monoterpenes that are most common in different Mentha species demonstrated insect toxicity, with pulegone being the m...
in this work, a novel and fast method for direct analysis of volatile compounds (davc) of medicinal plants has been developed by holding a filament from different parts of a plant in the gc injection port. the extraction and analysis of volatile components of a small amount of plant were carried out in one-step without any sample preparation. after optimization of temperature, extraction time a...
Cultivation of mint timija (Mentha suaveolens subsp. timija (Briq.) Harley) constitutes a promising solution to the conservation and sustainable utilization of this Moroccan endemic and threatened species. Optimized agronomic practices require mineral and/or biological fertilizer applications. The aim of this study was to determine the effects of application of a complete (N, P, and K) mineral ...
The aim of this work was identifying the physico-chemical properties some medicinal plants which are applied in front Omicron Variant (Covid-19 variant B.1.1.529) symptoms. In paper, seven ingredients for most frequently symptoms disease containing cough, sore throat, fever, short-breath, anorexia, muscle-joint pain, headache and Nausea-vomiting related to fidelity level index has been run. fac...
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