Browsing by Author "Tepe, B"
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Antimicrobial and antioxidant activities of the essential oil and various extracts of Salvia tomentosa Miller (Lamiaceae)
Tepe, B; Daferera, D; Sokmen, A; Sokmen, M; Polissiou, M (ELSEVIER SCI LTD, 2005)This study was designed to examine the in vitro antimicrobial and antioxidant activities of the essential oil and various extracts (prepared by using solvents of varying polarity) of Salvia tomentosa (Miller). The essential ... -
Antimicrobial and antioxidant activity of the essential oil and methanol extracts of Thymus pectinatus Fisch et Mey. var. pectinatus (Lamiaceae)
Vardar-Unlu, G; Candan, F; Sokmen, A; Daferera, D; Polissiou, M; Sokmen, M; Donmez, E; Tepe, B (AMER CHEMICAL SOC, 2003)The essential oil, obtained by using a Clevenger distillation apparatus, and water-soluble (polar) and water-insoluble (nonpolar) subfractions of the methanol extract of Thymus pectinatus Fisch. et Mey. var. pectinatus ... -
Antimicrobial and antioxidative activities of the essential oils and methanol extracts of Salvia cryptantha (Montbret et Aucher ex Benth.) and Salvia multicaulis (Vahl)
Tepe, B; Donmez, E; Unlu, M; Candan, F; Daferera, D; Vardar-Unlu, G; Polissiou, M; Sokmen, A (ELSEVIER SCI LTD, 2004)The essential oils and methatiolic extracts of Salvia cryptantha and Salvia multicaulis were examined for their potential antimicrobial and radical scavenging activities. No, or slight, activity was observed when the polar ... -
Antimicrobial and antioxidative activity of the essential oil and various extracts of Cyclotrichium origanifolium (Labill.) Manden. & Scheng.
Tepe, B; Sokmen, M; Sokmen, A; Daferera, D; Polissiou, M (ELSEVIER SCI LTD, 2005)This study was designed to examine the in vitro antimicrobial and antioxidant activity of the essential oil and various extracts prepared by using solvents of varying polarity from Cyclotrichium origanifolium (Labill.) ... -
Antioxidant and antimicrobial activity of the essential oil and methanol extracts of Achillea millefolium subsp millefolium Afan. (Asteraceae)
Candan, F; Unlu, M; Tepe, B; Daferera, D; Polissiou, M; Sokmen, A; Akpulat, HA (ELSEVIER SCI IRELAND LTD, 2003)The in vitro antimicrobial and antioxidant activities of the essential oil and methanol extracts of Achillea millefolium subsp. millefollium Afan. (Asteraceae) were investigated. GC-MS analysis of the essential oil resulted ... -
Antioxidative activity of the essential oils of Thymus sipyleus subsp sipyleus var. sipyleus and Thymus sipyleus subsp sipyleus var. rosulans
Tepe, B; Sokmen, M; Akpulat, HA; Daferera, D; Polissiou, M; Sokmen, A (ELSEVIER SCI LTD, 2005)The aim of present study was to compare the antioxidant potential of two Thymus species on the basis of the chemical compositions of oils obtained by hydrodistillation. In the case of Thymus sipyleus subsp. sipyleus var. ... -
Composition of the essential oil of Achillea schischkinii Sosn. (Asteraceae) from Turkey
Donmez, E; Tepe, B; Daferera, D; Polissiou, M (ALLURED PUBL CORP, 2005)The aerial parts of Achillea schischkinii were water distilled to produce oil, which was analyzed by GC, and GC/MS. Thirty-one components were identified representing the 91.5% of the oil. The main components were 1,8-cineole ... -
Composition of the essential oils of Tanacetum argyrophyllum (C. Koch) Tvzel. var. argyrophyllum and Tanacetum parthenium (L.) Schultz Bip. (Asteraceae) from Turkey
Akpulat, HA; Tepe, B; Sokmen, A; Daferera, D; Polissiou, M (PERGAMON-ELSEVIER SCIENCE LTD, 2005)The aerial parts of Tanacetum argyrophyllum (C. Koch) Tvzel. var. argyrophyllum and T. parthenium (L.) Schultz Bip. were hydro-distilled to produce the oils in the yields of 0.78% (v/w) and 0.43% (v/w), respectively. The ... -
Compositions and the in vitro antimicrobial activities of the essential oils of Achillea setacea and Achillea teretifolia (Compositae)
Unlu, M; Daferera, D; Donmez, E; Polissiou, M; Tepe, B; Sokmen, A (ELSEVIER SCI IRELAND LTD, 2002)GC-MS analysis of the isolated essential oils from air-dried aerial parts of Achillea setacea and Achillea teretifolia, an endemic taxon, resulted in the identification of 51 constituents (79.8% of the total oil) and 42 ... -
Evaluation of some pharmacological activities of selected Bulgarian and Turkish medicinal plants
Serkedjieva, J; Toshkova, R; Nikolova, M; Tsvetkova, R; Antonova, S; Roeva, I; Sokmen, M; Tepe, B; Gulluce, M; Sahin, F; Sokmen, A (ELSEVIER SCIENCE BV, 2006)… -
The in vitro antimicrobial and antioxidant activities of the essential oils and methanol extracts of endemic Thymus spathulifolius
Sokmen, A; Gulluce, M; Akpulat, HA; Daferera, D; Tepe, B; Polissiou, M; Sokmen, M; Sahin, F (ELSEVIER SCI LTD, 2004)The present study was conducted to evaluate the in vitro antimicrobial and antioxidant properties of essential oil and methanol extracts from a unique and endemic plant, Thymus spathulifolius (Hausskn. and Velen.). The ... -
In vitro antimicrobial and antioxidant activities of the essential oils and various extracts of Thymus eigii M. Zohary et P.H. Davis
Tepe, B; Daferera, D; Sokmen, M; Polissiou, M; Sokmen, A (AMER CHEMICAL SOC, 2004)This study was designed to examine the in vitro antimicrobial and antioxidant activities of the essential oil and various extracts obtained from aerial parts of Thymus eigii. The essential oil was particularly found to ... -
In vitro antioxidant activities of the methanol extracts of five Allium species from Turkey
Tepe, B; Sokmen, M; Akpulat, HA; Sokmen, A (ELSEVIER SCI LTD, 2005)This study was designed to examine the in vitro antioxidant activities of the methanol extracts of five Allium species, namely Allium nevsehirense, A. sivasicum, A. dictyoprosum, A. scrodoprosum subsp. rotundum and A. ... -
In vitro antioxidant activities of the methanol extracts of four Helichrysum species from Turkey
Tepe, B; Sokmen, M; Akpulat, HA; Sokmen, A (ELSEVIER SCI LTD, 2005)This study was designed to examine the in vitro antioxidant activities of the methanol extracts of four Helichrysum species (Helichrysum noeanum Boiss., H. chionophilum Boiss. & Bal., H. plicatum DC. subsp. plicatum, H. ... -
The in vitro antioxidant and antimicrobial activities of the essential oil and various extracts of Origanum syriacum L var bevanii
Tepe, B; Daferera, D; Sokmen, M; Polissiou, M; Sokmen, A (JOHN WILEY & SONS LTD, 2004)The present work examines the in vitro antioxidant and antimicrobial properties of the essential oil and various extracts from the herbal parts of Origanum syriacum L var bevanii. Polar subfractions of methanol extracts ... -
In vitro antioxidant, antimicrobial, and antiviral activities of the essential oil and various extracts from herbal parts and callus cultures of origanum acutidens
Sokmen, M; Serkedjieva, J; Daferera, D; Gulluce, M; Polissiou, M; Tepe, B; Akpulat, HA; Sahin, F; Sokmen, A (AMER CHEMICAL SOC, 2004)The essential oil and various extracts obtained from Origanum acutidens and methanol extracts (MeOH) from callus cultures have been evaluated for their antioxidative, antimicrobial, and antiviral properties. The essential ... -
Screening of antioxidative properties of the methanolic extracts of Pelargonium endlicherianum Fenzl., Verbascum wiedemannianum Fisch & Mey., Sideritis libanotica Labill. subsp linearis (Bentham) Borm., Centaurea mucronifera DC. and Hieracium cappadocicum Freyn from Turkish flora
Tepe, B; Sokmen, M; Akpulat, HA; Yumrutas, O; Sokmen, A (ELSEVIER SCI LTD, 2006)Five extracts from five plants, of which four are endemic to Turkish flora, were screened for their possible in vitro antioxidant activities by two complementary test systems, namely DPPH free radical-scavenging and ... -
Screening of the antioxidant potentials of six Salvia species from Turkey
Tepe, B; Sokmen, M; Akpulat, HA; Sokmen, A (ELSEVIER SCI LTD, 2006)This study was designed to examine the in vitro antioxidant activities of the methanol extracts of six Salvia species [Salvia caespitosa Mombret & Aucher ex Bentham (ENDEMIC), Salvia hypargeia Fisch. & Mey. (ENDEMIC), ... -
Screening of the antioxidative and antimicrobial properties of the essential oils of Pimpinella anisetum and Pimpinella flabellifolia from Turkey
Tepe, B; Akpulat, HA; Sokmen, M; Daferera, D; Yumrutas, O; Aydin, E; Polissiou, M; Sokmen, A (ELSEVIER SCI LTD, 2006)The aerial parts of two endemic Pimpinella [Pimpinella anisetum Boiss. & Ball. and Pimpinella flabellifolia (Boiss.) Benth. ex Drude] were hydro-distilled to produce oils in the yields of 2.07% (v/w) and 2.61% (v/w), ...