Yazar "Türk, Ayşen Özdemir" için listeleme
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Angiogenesis Inhibition by A Lichen Compound Olivetoric Acid
Koparal, Ayşe Tansu; Ulus, Gönül; Zeytinoğlu, Melih; Tay, Turgay; Türk, Ayşen Özdemir (Wiley-Blackwell, 2010)Lichens have been used in folk medicine for centuries and are symbiotic organisms of fungi and algae that produce unique secondary metabolites. Olivetoric acid is one of these secondary metabolites. In the present studs ... -
Antimicrobial activity of extracts of chemical races of the lichen Pseudevernia furfuracea and their physodic acid, chloroatranorin, atranorin, and olivetoric acid constituents
Türk, Hayrettin; Yılmaz, Meral; Tay, Turgay; Türk, Ayşen Özdemir; Kıvanç, Merih (Verlag Z Naturforsch, 2006)The antimicrobial activity and the MIC values of the ethanol, chloroform, diethyl ether, and acetone extracts of the chemical races of Pseudevernia furfuracea (var. furfuracea and var. ceratea) and their physodic acid, ... -
The Antimicrobial Activity of Extracts of the Lichen Cetraria aculeata and Its Protolichesterinic Acid Constituent
In this study, the antimicrobial activity of the acetone, diethyl ether and ethanol extracts of the lichen Cetraria aculeata has been investigated. The extracts were tested against twelve bacteria and eight fungi and found ... -
The antimicrobial activity of extracts of the lichen Cladonia foliacea and its (-)-usnic acid, atranorin, and fumarprotocetraric acid constituents
Yılmaz, M; Türk, Ayşen Özdemir; Tay, Turgay; Kıvanç, Merih (Walter De Gruyter GMBH, 2004)antimicrobial activity of the chloroform, diethyl ether, acetone, petroleum ether, and ethanol extracts of the lichen Cladonia foliacea and its (-)-usnic acid, atranorin, and fumarprotocetraric acid constituents against 9 ... -
The Antimicrobial Activity of Extracts of the Lichen Cladonia foliacea and Its (-)-Usnic Acid, Atranorin, and Fumarprotocetraric Acid Constituents
The antimicrobial activity of the chloroform, diethyl ether, acetone, petroleum ether, and ethanol extracts of the lichen Cladonia foliacea and its (-)-usnic acid, atranorin, and fumarprotocetraric acid constituents against ... -
The antimicrobial activity of extracts of the lichen Hypogymnia tubulosa and its 3-hydroxyphysodic acid constituent
Yılmaz, M; Tay, Turgay; Kıvanç, Merih; Türk, Hayrettin; Türk, Ayşen Özdemir (Verlag Z Naturforsch, 2005)The antimicrobial activity and the MIC values of the diethyl ether, acetone, chloroform, petroleum ether, and ethanol extracts of the lichen Hypogymnia tubulosa and its 3-hydroxyphysodic acid constituent have been investigated ... -
Antimicrobial activity of extracts of the lichen Parmelia Sulcata and its salazinic acid constituent
Candan, Mehmet; Yılmaz, Meral; Tay, Turgay; Erdem, Murat; Türk, Ayşen Özdemir (Walter De Gruyter GMBH, 2007)The antimicrobial activity of the acetone, chloroform, diethyl ether, methanol, and petroleum ether extracts of the lichen Parmelia sulcata and its salazinic acid constituent have been screened against twenty eight food-borne ... -
Dacampia cladoniicola sp nov (Ascomycota, Dacampiaceae) on Cladonia sp from Turkey
Halıcı, Mehmet Gökhan; Türk, Ayşen Özdemir; Candan, Mehmet (Mycotaxon LTD, 2008)Dacampia cladoniicola is described as new from four collections of squamules of an unidentified Cladonia sp. in western Turkey. It differs from the other members of the genus in the shorter and relatively narrow ascospores. ... -
Dacampia cladoniicola sp. nov. (Ascomycota, Dacampiaceae) on Cladonia sp. from Turkey
Dacampia cladoniicola is described as new from four collections of squamules of an unidentified Cladonia sp. in western Turkey. It differs from the other members of the genus in the shorter and relatively narrow ascospores. ... -
Epiphytic lichen diversity of the Sundiken Mountains (Eskisehir, Turkey)
Yavuz, Yılmaz; Türk, Ayşen Özdemir; Böcük, Harun (Blam E V, 2015)Ninety-three lichen taxa belonging to 43 genera are recorded from the Sundiken Mountains, Eskisehir (Turkey), of which 34 are reported for the first time from this area. Calicium parvum and C. trabinellum are new records ... -
Evaluation of the antimicrobial activity of the acetone extract of the lichen Ramalina farinacea and its (+)-usnic acid, norstictic acid, and protocetraric acid constituents
Tay, Turgay; Türk, Ayşen Özdemir; Yılmaz, Meral; Türk, Hayrettin; Kıvanç, Merih (Walter De Gruyter GMBH, 2004)The acetone extract of the lichen Ramalina farinacea and its (+)-usnic acid constituent showed antimicrobial activity against Bacillus subtilis, Listeria monocytogenes, Proteus vulgaris, Staphylococcus aureus, Streptococcus ... -
Evaluation of the sunscreen lichen substances usnic acid and atranorin
Varol, Mehmet; Tay, Turgay; Candan, Mehmet; Türk, Ayşen Özdemir; Koparal, Ayşe Tansu (Inst Histol Embriol-Conicet, 2015)Usnic acid and atranorin are known as both sunscreen substances in natural lichen population and cytotoxic substances on human cell lines. Both substances were isolated from the acetone extracts of Cladonia foliacea and ... -
A key to the peltigericolous fungi in Turkey
Halıcı, Mehmet Gökhan; Candan, Mehmet; Türk, Ayşen Özdemir (Mycotaxon LTD, 2012)Eleven taxa of peltigericolous fungi are reported from Turkey for the first time - Arthonia fuscopurpurea, A. peltigerina, Corticifraga fuckelii, C. peltigerae, Nectriopsis lecanodes, Norrlinia peltigericola, Polycoccum ... -
Lichens of Malatya, Elazig and Adiyaman provinces (Turkey)
Candan, Mehmet; Türk, Ayşen Özdemir (Mycotaxon LTD, 2008)The lichenized and lichenicolus fungi of Malatya, Elazig and Adiyaman provinces of Turkey, based on the authors' collections and literature records, are listed, of which 20 are new for Turkey and 187 are new for the study ... -
Lichens of the thrace region of Turkey
Türk, Ayşen Özdemir; Güner, H. (1998)This paper gives the distribution of lichens in the Thrace region determined in this study and in nine previous studies as well. The genus Placidiopsis (Verrucariaceae) is recorded for the first time in Turkey and thirty-three ... -
A new lichenicolous species of Capronia (Ascomycota, Herpotrichiellaceae), with a key to the known lichenicolous species of the genus
Halıcı, Mehmet Gökhan; Hawksworth, David L.; Candan, Mehmet; Türk, Ayşen Özdemir (Springer, 2010)A new lichenicolous fungus in the genus Capronia is described: C. minutosetosa sp. nov. from the thallus of Chromatochlamys muscorum in Turkey and Spain. The new species differs from those previously recognized in the genus ... -
New records of lichenicolous and lichenized fungi from Turkey
Halıcı, Mehmet Gökhan; Candan, Mehmet; Türk, Ayşen Özdemir (Mycotaxon LTD, 2007)Six species of lichenicolous fungi (Endococcus nanellus, Polycoccum dzieduszyckii, Polycoccum sporastatiae, Stigmidium gyrophorarum, Weddellomyces hetcrochrous, and Zwackhiomyces lecanorae) and one lichenized fungus ... -
New records of peltigericolous fungi from Turkey
Candan, Mehmet; Halıcı, Mehmet Gökhan; Türk, Ayşen Özdemir (Mycotaxon LTD, 2010)Notes on seven species of peltigericolous fungi are provided. Six species (Capronia peltigerae, Dacampia rufescentis, Neolamya peltigerae, Phoma peltigerae, Pronectria robergei, and Stigmidium peltideae) are reported for ... -
New records of pyrenocarpous lichenicolous fungi from Turkey
Halıcı, Mehmet Gökhan; Türk, Ayşen Özdemir; Candan, Mehmet (Mycotaxon LTD, 2007)This study reports eight species of lichenicolous fungi from Turkey. Five of these taxa, Endococcus propinquus, E. rugulosus, Polycoccum cartilaginosum, P. crassum and Stigmidium psorae are new records for Turkey. The ...
