Yazar "Erik, İshak" için listeleme
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Antimicrobial and lipase inhibition of essential oil and solvent extracts of Cota tinctoria var. tinctoria and characterization of the essential oil
Erik, İshak; Bozdal, Gözde; Şener, Sıla Özlem; Korkmaz, Büşra; Karaoğlu, Şengül Alpay; Terzioğlu, Salih; Yaylı, Nurettin (TUBITAK, 2022)The essential oil (EO) of Cota tinctoria var. tinctoria was analyzed using GC-FID / MS. A total of 51 compounds were determined from this taxon, accounting for 99.79% in hydrodistillation. Monoterpenes were the primary ... -
Antimicrobial, cytotoxic, antiviral wffects, and apectroscopic characterization of metabolites produced by fusarium oxysporum YP9B
Kılıç, Gözde; Tosun, Gonca; Bozdeveci, Arif; Erik, İshak; Öztürk, Elif; Reis, Rengin; Sipahi, Hande; Cora, Merve; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (ACG Publications, 2021)The goal of the work is to determine the bioactive pharmaceutical metabolites produced by the Fusarium oxysporum YP9B isolate. Ten new natural compounds were isolated from the ethyl acetate extract of the F. oxysporum YP9B ... -
Biological activity and phytochemical analysis of dicranum scoparium against the bacterial disease for honey bee
Karaoğlu, Şengül Alpay; Yaylı, Nurettin; Erik, İshak; Korkmaz, Büşra; Akpınar, Rahşan; Bozdeveci, Arif; Suyabatmaz, Şeyma; Batan, Nevzat; Yeşilyurt, Aydın; Kaya, Selma; Nisbet, Cevat; Güler, Ahmet (Wiley, 2022)Bacterial diseases, such as American Foulbrood (AFB) and European Foulbrood (EFB), are known to have catastrophic effects on honey bees (if left to spread, can wipe out entire colonies), leading to severe financial losses ... -
Chemical variation, antimicrobial, nitric oxide scavenging activities and tyrosinase inhibition of essential oils and solvent extracts from filipendula vulgaris moench growing in Turkey
Fandaklı, Seda; Korkmaz, Büşra; Faiz, Özlem; Kılıç, Gözde; Erik, İshak; Terzioğlu, Salih; Yaylı, Nurettin (Shaheed Beheshti University, 2021)Volatile organic compositions of the essential oils (EOs), solid-phase microextraction (SPME) and SPME of n-hexane extracts from the flower and stem-leaf of Filipendula vulgaris (F. vulgaris) were analyzed by GC-FID/MS. A ... -
New chlorogenic acid derivatives and triterpenoids from Scorzonera aucheriana
Erik, İshak; Coşkunçelebi, Kamil; Makbul, Serdar; Yaylı, Nurettin (The Scientific and Technological Research Council of Turkey-TUBİTAK, 2021)Chromatographic separation of n-hexane and ethyl acetate fraction of a crude methanol extract obtained from aerial parts of the Scorzonera aucheriana DC collected from Sivas province of Turkey yielded nine natural compounds; ... -
Phytochemicals, antimicrobial, and sporicidal activities of moss, Dicranum polysetum Sw., against certain honey bee bacterial pathogens
Karaoğlu, Şengül Alpay; Yaylı, Nurettin; Akpınar, Rahşan; Bozdeveci, Arif; Erik, İshak; Suyabatmaz, Şeyma; Korkmaz, Büşra; Batan, Nevzat; Kaya, Selma; Nisbet, Cevat; Güler, Ahmet (Springer, 2023)Beekeeping is an important agricultural and commercial activity globally practiced. Honey bee is attacked by certain infectious pathogens. Most important brood diseases are bacterial including American Foulbrood (AFB), ... -
Three new dihydroisocoumarin glycosides with antimicrobial activities from Scorzonera aucheriana
Erik, İshak; Yaylı, Nurettin; Coşkunçelebi, Kamil; Makbul, Serdar; Karaoğlu, Şengül Alpay (Elsevier, 2021)Three new dihydroisocoumarin glycosides (iso-scorzopygmaecoside, scorzoaucherioside I, and scorzoaucherioside II) together with five known compounds (scorzopygmaecoside, scorzocreticoside II, 3,5-O-dicaffeoyl-epiquinic ... -
Volatile and phenolic contents, antimicrobial and tyrosinase activities of two endemic species scorzonera pisidica and scorzonera sandrasica L. Grown in Turkey
Yaylı, Nurettin; Öksüz, Enes; Korkmaz, Büşra; Erik, İshak; Fandaklı, Seda; Faiz, Özlem (ACG Publications, 2022)Phytochemical analysis of two endemic Scorzonera pisidica Hub.-Mor. and Scorzonera sandrasica Hartvig & Strid species have not been mentioned before. In this work, volatile organic compounds, phenolic contents, antimicrobial, ... -
Volatile constituents and antimicrobial activity of vinca major l. Subsp. hirsuta (boiss) stearn grown in turkey
Erik, İshak; Kılıç, Gözde; Korkmaz, Büşra; Fandaklı, Seda; Karaoğlu, Şengül Alpay; Yaylı, Nurettin (Marmara University, 2021)In this study, volatile compounds (VCs) in the essential oil (EO), SPME and SPME of n-hexane extract of Vinca major subsp. hirsuta (Boiss.) Stearn were analyzed by GC-FID/MS instrument. A total of 32, 38, and 26 compounds ...
