Showing 1-28 of 28 results for "W296309"
Maricel Valeria Santoro et al.
Plant physiology and biochemistry : PPB, 49(10), 1177-1182 (2011-08-17)
Volatile organic compounds (VOCs), characterized by low molecular weight and high vapor pressure, are produced by all organisms as part of normal metabolism, and play important roles in communication within and between organisms. We examined the effects of VOCs released...
Mitscheli S Da Rocha et al.
Toxicological sciences : an official journal of the Society of Toxicology, 128(1), 1-8 (2012-04-14)
Essential oils from mint plants, including peppermint and pennyroyal oils, are used at low levels as flavoring agents in various foods and beverages. Pulegone is a component of these oils. In a 2-year bioassay, oral administration of pulegone slightly increased...
Alessandra Bertoli et al.
Acta biochimica Polonica, 59(3), 417-423 (2012-09-05)
The essential oils (EOs) and static headspaces (HSs) of in vitro plantlets and callus of Mentha x piperita were characterized by GC-MS analysis. Leaves were used as explants to induce in vitro plant material. The EO yields of the in...
Farukh S Sharopov et al.
Natural product communications, 6(5), 695-698 (2011-05-28)
The chemical composition of the essential oils of Ziziphora clinopodioides Lam. from the aerial flowering parts, collected during two different years, were obtained by hydrodistillation and analyzed by gas chromatography - mass spectrometry. Forty-five components representing 100% and 94.7% of...
Chang-Qin Li et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 37(21), 3173-3175 (2013-02-13)
To study the validity of Schizonepeta tenuifalia pieces. The change principle for the contents of essential oil and pulegone was determined by the way of classical constant temperature acceleration experiment, and the reacting speed at 20 degrees C was calculated...
Hiroki Kawasaki et al.
Life sciences, 92(6-7), 359-367 (2013-01-29)
Transient receptor potential (TRP) vanilloid-1 (TRPV1) and melastatin-8 (TRPM8) channels play a role in transmitting sensory information in primary-afferent neurons. TRPV1 agonists at high concentrations inhibit action potential conduction in the neurons and thus have a local anesthetic effect. The...
Mario Chessa et al.
Natural product research, 27(2), 93-99 (2012-03-06)
The chemical composition of essential oil obtained by hydrodistillation of the fresh aerial parts of Mentha requienii Bentham (Lamiaceae) collected on the Gennargentu Mountains (Sardinia, Italy) has been investigated by gas chromatography and gas chromatography-mass spectrometry. The main constituents that...
E Viveros-Valdez et al.
Pakistan journal of biological sciences : PJBS, 14(4), 305-307 (2011-08-30)
Hedeoma drummondii is a medicinal plant with diverse properties; however, validations of its medicinal uses are scarce. To evaluate its antimicrobial properties H. drummondii, was tested against opportunistic pathogens of medical importance. Antimicrobial tests were performed by the microdilution method...
Sandra Valeria Santos de Cerqueira et al.
European journal of pharmacology, 672(1-3), 135-142 (2011-10-19)
The present study aimed to investigate the inotropic effects of R(+)-pulegone, a monoterpene found in plant species belonging to the genus Mentha, on the mammalian heart. In electrically stimulated guinea pig atria, R(+)-pulegone reduced the contractile force (~83%) and decreased...
Organoleptic Characteristics of Flavor Materials
Mosciano, G.
Perfumer & Flavorist, 30, 41-41 (2005)
C Negro et al.
Natural product research, 27(4-5), 331-339 (2012-06-01)
The essential oil of 46 spontaneous plants of Calamintha nepeta (L.) Savi subsp. nepeta growing wild in Sud, Italy (Salento, Apulia), were investigated by GC/MS. Fifty-seven components were identified in the oil representing over the 98% of the total oil...
Barbara Kay Clapperton et al.
Pest management science, 68(6), 870-877 (2012-02-18)
Repellents may prevent bird pests from eating crops or protect non-target birds from eating harmful substances. The feeding behaviour of free-ranging house sparrows (Passer domesticus) presented with wheat treated with the secondary repellent anthraquinone (AQ), paired with visual and/or olfactory...
Feng Li et al.
Chemical research in toxicology, 24(5), 744-751 (2011-04-08)
A predominant pathway of xenobiotic-induced toxicity is initiated by bioactivation. Characterizing reactive intermediates will provide information on the structure of reactive species, thereby defining a potential bioactivation mechanism. Because most reactive metabolites are not stable, it is difficult to detect...
Maung Kyaw Moe Tun et al.
The Journal of organic chemistry, 77(20), 9422-9425 (2012-10-04)
A three-step synthesis of (R)-(+)-4-methylcyclohex-2-ene-1-one (1) from (R)-(+)-pulegone (3), proceeding in 44% overall yield, is described. The sequence comprises vinyl triflate formation, site-selective ozonolysis, and reduction. The route requires only one chromatographic purification and provides a convenient method to access...
Mosciano, G.
Perfumer & Flavorist, 30, 56-56 (2005)
Sung-Hwa Sohn et al.
Cellular immunology, 277(1-2), 58-65 (2012-06-26)
It has long been believed that mast cells play a crucial role in the development of many physiological changes during immediate allergic responses. This study was conducted to evaluate the anti-inflammation mechanism of Schizonepeta tenuifolia (ST) extract and ST purified...
Charalabos D Kanakis et al.
Phytochemical analysis : PCA, 23(1), 34-43 (2011-05-28)
Mentha pulegium L. (pennyroyal) is one of the four most commercially important Mentha species, even it is not a cultivated plant. It can be abundantly located in the Iberian Peninsula and North African countries. In Greece it grows in the...
Pedro Marcos Gomes Soares et al.
The Journal of pharmacy and pharmacology, 64(12), 1777-1784 (2012-11-14)
We evaluated the relaxant activity of the essential oil of Mentha pulegium L. (EOMP) and pulegone in rat isolated tracheal and bladder smooth muscles. ISOMETRIC contractions of isolated tracheal and bladder strips from male Wistar rats were induced by KCl...
Yaqub Aghaei et al.
Chemistry & biodiversity, 10(2), 262-273 (2013-02-19)
The variation of the essential-oil composition among ten wild populations of Stachys lavandulifolia VAHL (Lamiaceae), collected from different geographical regions of Iran, was assessed by GC-FID and GC/MS analyses, and their intraspecific chemical variability was determined. Altogether, 49 compounds were...
S D Nelson et al.
Xenobiotica; the fate of foreign compounds in biological systems, 22(9-10), 1157-1164 (1992-09-01)
1. (R)-(+)-Pulegone is a monoterpene that is oxidized by cytochromes P-450 to reactive metabolites that initiate events in the pathogenesis of hepatotoxicity in mice, rats and humans. 2. Selective labelling of (R)-(+)-pulegone with deuterium revealed that menthofuran was a proximate...
Daniel Segev et al.
Chemistry & biodiversity, 9(3), 577-588 (2012-03-17)
Populations of Mentha longifolia, an endangered species in Israel, were tested for essential oil composition and conservational ability. In 2002-2003, 25 wild populations country-wide were tested, indicating population divergence into two chemotypes. Chemotype A was characterized by high levels of...
Xiaoying Zhou et al.
Natural product communications, 7(1), 81-82 (2012-03-21)
The essential oils of Ziziphora clinopodioide Lam. from four different production areas (Banfang ditch; Altay mountains; Tuoli; Terks) were investigated. The oils were extracted by hydro-distillation and analyzed by gas chromatography-mass spectrometry (GC-MS). Seventeen constituents were identified in the essential...
National Toxicology Program technical report series, (563)(563), 1-201 (2011-09-17)
Several essential oils contain pulegone and are used for flavoring foods, drinks, and dental products, as fragrance agents, and in herbal medicines. Pulegone was nominated for study by the National Institute of Environmental Health Sciences based on the potential for...
Rui Ding et al.
Organic letters, 14(17), 4446-4449 (2012-08-21)
The total synthesis of Lycopodium alkaloid (-)-huperzine A has been accomplished in 10 steps with 17% overall yield from commercially abundant (R)-pulegone. The synthetic route features an efficient synthesis of 4 via a Buchwald-Hartwig coupling reaction, a dianion-mediated highly stereoselective...
Jin-Mei Wang et al.
Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica, 37(21), 3185-3187 (2013-02-13)
To predict the stable life for Mentha haplocalyx. The volatiles in M. haplocalyx were analyzed by head-space solid micro-extraction, coupled with GC-MS and a comprehensive evaluation of essential oil in M. haplocalyx was analyzed using the factor analysis. The prediction...
Yanina Estefanía Rossi et al.
Fitoterapia, 83(2), 336-342 (2011-12-14)
Intense applications of synthetic insecticides for the control of adult Musca domestica have led to the insects developing resistance to most of them. In consequence, there is interest in new active ingredients as alternatives to conventional insecticides. Essential oils (EO)...
Damião P de Sousa et al.
Zeitschrift fur Naturforschung. C, Journal of biosciences, 66(7-8), 353-359 (2011-09-29)
(R)-(+)-Pulegone is a monoterpene found in essential oils from plants of the Labiatae family. This compound is a major constituent of Agastache formosanum oil. In this study, the effect of (R)-(+)-pulegone on the central nervous system was evaluated. (R)-(+)-Pulegone caused...
Ali Reza Khosravi et al.
Foodborne pathogens and disease, 8(12), 1275-1280 (2011-08-25)
Aflatoxins are highly toxic and carcinogenic metabolites produced by Aspergillus parasiticus on food and agricultural commodities. Natural products may control the production of aflatoxins. The aims of this study were to evaluate the effects of the essential oils (EOs) of...

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