Fakülteler by Institution Author "Altıntaş, Ayhan"
Now showing items 1-13 of 13
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Alkaloids of Aconitum nasutum Fisch ex Reichb.
Altıntaş, Ayhan; Kırımer, Neşe; Salimov, Bahadır; Başer, K. Hüsnü Can (Asian Journal Of Chemistry, 2011)Alkaloid extracts from aerial parts and roots of Aconitum nasutum were investigated by mass spectrometry using metastable defocusing system. Two alkaloids (talatisamine and 14-acetyl-talatisamine) were isolated by column ... -
Alkaloids of aconitum nasutum Fisch. ex Reichb.
Alkaloid extracts from aerial parts and roots of Aconitum nasutum were investigated by mass spectrometry using metastable defocusing system. Two alkaloids (talatisamine and 14-acetyl-talatisamine) were isolated by column ... -
Characterization of Volatile Constituents from Origanum onites and Their Antifungal and Antibacterial Activity
Altıntaş, Ayhan; Tabanca, Nurhayat; Tyihak, Erno; Ott, Peter G.; Moricz, Agnes M.; Mincsovics, Emil; Wedge, Davm E. (Aoac Int, 2013)Essential oils obtained by hydrodistillation (HD) and microwave-assisted HD (MWHD) of Origanum onites aerial parts were analyzed by GC and GC/MS. Thirty-one constituents representing 98.6% of the water-distilled oil and ... -
Composition of the essential oil of Centaurea dichroa
Altıntaş, Ayhan; Köse, YB; Yücel, E; Demirci, Betül; Başer, K. Hüsnü Can (Kluwer Academic/Plenum Publishers, 2004)… -
Composition of the Essential Oil of Endemic Centaurea paphlagonica (Bornm.) Wagenitz From Turkey
Köse, Yavuz Bülent; Altıntaş, Ayhan; Demirci, Betülerul; Çelik, Sezgin; Başer, K. Hüsnü Can (Asian Journal Of Chemistry, 2009)The essential oil obtained by hydrodistillation from endemic Centaurea paphlagonica (Asteraceae) in Plumosipappus (Czerep.) Wagenitz,section from Turkey was analyzed by gas chromatography and gas chromatography/mass ... -
Composition of the Essential Oils of Centaurea sericeae Wagenitz and Centaurea ensiformis PH Davis from Turkey
Köse, Yavuz Bülent; Altıntaş, Ayhan; Tugay, Osman; Uysal, Tuna; Demirci, Betül; Ertuğrul, Kuddusi; Başer, K. Hüsnü Can (Asian Journal Of Chemistry, 2010)The essential oil obtained by hydrodistillation from two endemic Centaurea L. species (Asteraceae); Centaurea seri:ceae Wagenitz and Centaurea ensiformis P.H Davis from Turkey was analyzed by gas chromatography (GC) and ... -
Composition of the essential oils of Lycium barbarum and L-ruthenicum fruits
Altıntaş, Ayhan; Koşar, Müberra; Kırımer, Neşe; Başer, K. Hüsnü Can; Demirci, Betül (Springer, 2006)Water-distilled essential oils from the fruits of Lycium barbarum and L. ruthenicum were analyzed by GC-MS. The main components in the oil of L barbarum were found to be hexadecanoic acid (47.5%), linoleic acid (9.1%), ... -
Determination of the free radical scavenging activity of Lycium extracts
Koşar, Müberra; Altıntaş, Ayhan; Kırımer, Neşe; Başer, K. Hüsnü Can (Consultants Bureau, 2003)Lycium species growing in Turkey have not so far been studied sufficiently. For this reason, non-polar and polar extracts obtained from the fruits of Lycium barbarum L. and L. ruthenicum Murray (Solanaceae) were assessed ... -
Essential Oil Composition of Endemic Centaurea tchihatcheffii Fisch and Mey. from Turkey
Altıntaş, Ayhan; Koca, Ufuk; Demirci, Betül; Başer, K. Hüsnü Can (Asian Journal Of Chemistry, 2010)The essential oil obtained by hydrodistillation from endemic Centaurea tchihatcheffii Fisch. & Mey. (Asteraceae) from Turkey was analyzed by gas chromatography (GC) and gas chromatography/mass spectrometry (GC/MS), ... -
Essential oil composition of endemic Centaurea tchihatcheffii fisch. and mey. from Turkey
The essential oil obtained by hydrodistillation from endemic Centaurea tchihatcheffii Fisch. & Mey. (Asteraceae) from Turkey was analyzed by gas chromatography (GC) and gas chromatography/mass spectrometry (GC/MS), ... -
Quantitative analysis of rosmarinic acid in Rosmarinus officinalis growing in Turkey by LC-MS/MS
Altıntaş, Ayhan; Göğer, Fatih; Duymuş, Hale Gamze; Kırımer, Neşe; Başer, K. Hüsnü Can (Georg Thieme Verlag Kg, 2011)…