Başlık için Makale Koleksiyonu listeleme
Toplam kayıt 488, listelenen: 55-74
-
Bioactive constituents from Turkish Pimpinella species
(Wiley-V C H Verlag GMBH, 2005)A new 'phenylpropanoid', 4-(3-methyloxiran-2-yl)phenyl 2-methylbutanoate (1), a new trinorsesquiterpene, 4-(6-methylbicyclo[4.1.0]hept-2-en-7-yl)butan-2-one (2), and eight known compounds (3-10) were isolated from the ... -
A bioactivity guided study on the antidiabetic activity of Juniperus oxycedrus subsp oxycedrus L. leaves
(Elsevier Ireland LTD, 2012)Ethnopharmacological relevance: Juniperus (Cupressaceae) species are widely used as folk medicine in spreading countries. Decoction of Juniperus oxycedrus subsp. oxycedrus L leaves is used internally to lower blood glucose ... -
Bioactivity-Guided Fractionation and GC/MS Fingerprinting of Angelica sinensis and Angelica archangelica Root Components for Antifungal and Mosquito Deterrent Activity
(American Chemical Society, 2009)Bioassay-guided fractionation of the chloroform extract from the roots of Angelica sinensis led to isolation and characterization of (Z)-ligustilide using direct-bioautography with Colletotrichum species. The structure of ... -
Bioassay-Guided Investigation of Two Monarda Essential Oils as Repellents of Yellow Fever Mosquito Aedes aegypti
(American Chemical Society, 2013)As part of an ongoing research program to identify active mosquito repellents, Monarda bradburiana Beck and Monarda fistulosa L. essential oils showed good repellent activity with minimum effective dosages (MED) of 0.055 ... -
Biochemical Characterization of Anti-Microbial Activity of Glycolipids Produced By Rhodococcus Erythropolis
(Pakistan Botanical Soc, 2011)Bacteria exhibiting antimicrobial activity were isolated from contaminated sites in Riyadh area, Saudi Arabia. It was charaterized and identified as Rhodococcus erythropolis. The biosurfactants produced by Rhodococcus ... -
Biological activities and luteolin derivatives of Verbascum eskisehirensis Karavel., Ocak & Ekici
(Marmara University, 2019)In this present study, the aerial parts of Verbascum eskisehirensis were dried in the shade and air-flowed area. The dried samples were macerated with 70% methanol in water for 24 h by three times. The biological activities ... -
Biological Activities of Bellis perennis Volatiles and Extracts
(Natural Products Inc, 2010)Different parts of Bellis perennis were subjected to hydrodistillation and the products were subsequently analyzed by GC and GC/MS. Aqueous and methanol extracts were prepared from the aerial parts. Antioxidant ... -
Biological Activities of Various Extracts from Salvia cassia Sam. ex Rech.f. and Chemical Composition of Its Most Active Extract
(Acg Publications, 2019)This study was conducted on the antibacterial, antimycobacterial and antifungal activities of various extracts (petroleum ether (PE), chloroform (CHCl3) and ethanol (EtOH) extracts; infusion and decoction) and essential ... -
Biological activity and composition of the essential oils of Achillea schischkinii Sosn. and Achillea aleppica DC. subsp aleppica
(American Chemical Society, 2006)The essential Oils obtained by water distillation from aerial parts of Achillea schischkinii Sosn. and Achillea aleppica DC. subsp. aleppica were analyzed by gas chromatography and gas chromatography/mass spectrometry. ... -
The biological activity and essential oil composition of 17 Agathosma (Rutaceae) species
(Allured Publ Corp, 2006)The essential oil composition, antimicrobial, anti-inflammatory and cytotoxic activities of 17 indigenous Agathosma species (18 samples) were investigated in order to validate their use in traditional healing. The results ... -
Biological activity and essential oil composition of two new Tanacetum chiliophyllum (Fisch & Mey.) Schultz Bip. var. chiliophyllum chemotypes from Turkey
(Elsevier, 2012)Water-distilled essential oils from aerial parts of Tanacetum chiliophyllum (Fisch. & Mey.) Schultz Bip. var. chiliophyllum, from two different localities in Turkey were analyzed by GC and GC/MS. The flower and stem oils ... -
Biological Evaluation, Overpressured Layer Chromatography Separation, and Isolation of a New Acetylenic Derivative Compound from Prangos platychlaena ssp platychlaena Fruit Essential Oils
(Akademiai Kiado Zrt, 2018)In the present work, fruits of Prangos platychlaena Boiss. ex Tchihat. ssp. platychlaena (Apiaceae) collected from eastern (sample A) and central (sample B) parts of Turkey were subjected to hydrodistillation to yield ... -
Biotransformation of (-)-(R)-a-Phellandrene: Antimicrobial Activity of Its Major Metabolite
(Wiley-V C H Verlag GMBH, 2012)Terpene derivatives converted by microbial biotransformation constitute an important resource for natural pharmaceutical, fragrance, and aroma substances. In the present study, the monoterpene a-phellandrene was biotransformed ... -
Biotransformation of ?-cedrol and caryophyllene oxide by the fungus Neurospora crassa
(2010)Incubation of ?-cedrol and caryophyllene oxide with Neurospora crassa afforded 12ß-hydroxy cedrol, 10?-hydroxy cedrol, and 3?-hydroxy cedrol, and 12ß-hydroxy caryophyllene oxide as major metabolites, respectively. The ... -
Biotransformation of alpha-Cedrol and Caryophyllene Oxide by the Fungus Neurospora crassa
(Natural Products Inc, 2010)Incubation of a-cedrol and caryophyllene oxide with Neurospora crassa afforded 12 beta-hydroxy cedrol, 10 alpha-hydroxy cedrol, and 3 beta-hydroxy cedrol, and 12 beta-hydroxy caryophyllene oxide as major metabolites, ... -
Biting Deterrence, Repellency, and Larvicidal Activity of Ruta chalepensis (Sapindales: Rutaceae) Essential Oil and Its Major Individual Constituents Against Mosquitoes
(Entomological Soc Amer, 2013)The essential oil from aerial parts of Ruta chalepensis L. (Sapindales: Rutaceae) was obtained by hydrodistillation, and its chemical profile was identified using gas chromatography and gas chromatography-mass spectrometry. ... -
Cell viability, anti-proliferation and antioxidant activities of Sideritis syriaca, Tanacetum argenteum sub sp. argenteum and Achillea aleppica subsp. zederbaueri on human breast cancer cell line (MCF-7)
(Open Science Publishers LLP Inc., 2015)The breast cancer is one of the most common types of cancer. Many scientists have focused on the treatment of this disease for a long time by studying anti-cancer activities of plant extracts as well as synthetics. Lamiaceae ... -
Characterization and Biological Activity of Achillea teretifolia Willd. and A. nobilis L. subsp neilreichii (Kerner) Formanek Essential Oils
(Tubitak Scientific & Technical Research Council Turkey, 2009)The aerial parts of the endemic Achillea teretifolia Willd. and A. nobilis L. subsp. neilreichii (Kerner) Formanek collected from Beysehir were investigated for their essential oil compositions and several biological ... -
Characterization and Biological Activity of Achillea teretifolia Willd. and A. nobilis L. subsp. neilreichii (Kerner) Formanek Essential Oils
(2009)The aerial parts of the endemic Achillea teretifolia Willd. and A. nobilis L. subsp. neilreichii (Kerner) Formanek collected from Beysehir were investigated for their essential oil compositions and several biological ... -
Characterization of essential oils of some Salvia species and their antimycobacterial activities
(Tubitak Scientific & Technical Research Council Turkey, 2010)The compositions of the essential oils of 5 Turkish Salvia species, namely Salvia aucheri Bentham var. aucheri (endemic for Turkey), Salvia aramiensis Rech. fil., Salvia fruticosa Mill., Salvia tomentosa Mill., and Salvia ...