Erişim şekli için "info:eu-repo/semantics/openAccess" FEF, Biyoloji Bölümü Koleksiyonu listeleme
Toplam kayıt 220, listelenen: 21-40
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Antioxidant, antigenotoxic, antimicrobial activities and phytochemical analysis of dianthus carmelitarum
(2017)In this study, we investigated the phytochemical composition, antioxidant, antimicrobial, and antigenotoxic properties of the aqueous extract of Dianthus carmelitarum for the first time. The phenolic and volatile compounds, ... -
Antioxidant, antimicrobial, cytotoxic, anticholinesterase, antityrosinase activities and characterisation of volatile vompounds of verbascum oocarpum by SPME and GC-FID/MS
(Sciencedomain Int, 2018)The objective of present study was to specify the antioxidant, antimicrobial, cytotoxic, anticholinesterase, and antityrosinase activities of Verbascum oocarpum Murb., together with its volatile components. the methanolic ... -
Apoplastic and symplastic solute concentrations contribute to osmotic adjustment in bean genotypes during drought stress
(Scientific and Technical Research Council of Turkey, 2012)The present study investigates changes in the inorganic ions, proline, and endogenous abscisic acid (ABA) contents of the apoplastic and symplastic compartments of leaves from drought-tolerant (Yakutiye) and droughtsensitive ... -
Arboviral screening of invasive Aedes species in northeastern Turkey: West Nile virus circulation and detection of insect-only viruses
(Public Library Science, 2019)Background the recent reports of Aedes aegypti and Ae. albopictus populations in Turkey, in parallel with the territorial expansion identified in several surrounding countries, have raised concerns about the establishment ... -
Beta-lactamase genes in carbapenem resistance Acinetobacter baumannii isolates from a Turkish university hospital
(J Infection Developing Countries, 2019)Introduction: the spread of Acinetobacter baumannii, resistant to most of the available antimicrobial agents, is a serious health problem. the high rate of carbapenem resistance among Acinetobacter baumannii isolates is ... -
Biological evaluation and synthesis of new pyrimidine-2(1H)-ol/-thiol derivatives derived from chalcones using the solid phase microwave method
(Scientific Technical Research Council Turkey-Tubitak, 2018)Twenty-five new hydroxy- and methoxy-substituted 4,6-diarylpyrimidin-2(1H)-ol (20-34) and 4,6-diarylpyrimidine-2(1H)-thiol derivatives (35-44) were synthesized from the reaction of the corresponding 1,3-diaryl-2-propene-1-one ... -
Biotypes and antibiotic resistance patterns of Gardnerella vaginalis strains isolated from healthy women and women with bacterial vaginosis
(2007)As Gardnerella vaginalis is accepted as a member of normal vaginal flora, it is one of the dominant species which has been related to bacterial vaginosis (BV). The aim of this study was to determine the isolation rate, ... -
Carriage of class 1 and 2 integrons in acinetobacter baumannii and pseudomonas aeruginosa isolated from clinical specimens and a novel gene cassette array: bla(OXA-11)-cmlA7
(Ankara Microbiology Soc, 2014)The dissemination of antibiotic resistance genes between bacteria leads to serious problems in the treatment of infectious diseases. It has been shown that resistance genes can also be carried by the integrons. There are ... -
Carriage of mobilizable plasmid-mediated ?-lactamase gene in ampicillin-resistant Escherichia coli strains with origin of normal fecal flora
(TUBİTAK, 2006)Aim: The aim of this study was to investigate the carriage of ?-lactamase genes in ampicillin-resistant (Ampr) Escherichia coli (E. coli) isolates from human normal fecal flora. Methods: Ten Amp r E. coli strains isolated ... -
Caucasoseris, a new genus of subtribe Chondrillinae (Asteraceae: Cichorieae) for the enigmatic Prenanthes abietina
(2022)A new genus, Caucasoseris, is established to accommodate Prenanthes abietina, a species of hitherto uncertain systematic position distributed in the western Caucasus and northeasternmost Turkey in montane conifer and mixed ... -
Changes in anatomical and physiological parameters of soybean under drought stress
(Turkiye Klinikleri, 2011)Anatomical changes in the root, stem, and leaf of soybean (Glycine max (L.) Merr. cv. Nazli{dotless}can) plants under drought stress were studied by light microscope and their significance was evaluated by numerical analysis. ... -
Characterization of a novel xylose isomerase from Anoxybacillus gonensis G2(T)
(Tubitak Scientific & Technical Research Council Turkey, 2014)The xylA gene encoding xylose isomerase from Anoxybacillus gonensis G2(T) has been cloned and successfully expressed in E. coli. Xylose isomerase was purified 10.98-fold by heat-shock and sequential column chromatography ... -
Characterization of a Stress-Enhanced Promoter from the Grass Halophyte, Spartina alterniflora L.
(2022)Stress-inducible promoters are vital for the desirable expression of genes, especially transcription factors, which could otherwise compromise growth and development when constitutively overexpressed in plants. Here, we ... -
Characterization of resistance genes and replicon typing in Carbapenem-resistant Klebsiella pneumoniae strains
(SpringerNature, 2024)Objective In our study, K. pneumoniae strains (non-susceptible to carbapenem) (n = 60) were obtained from various clinical samples from Rize State Hospital between 2015 and 2017 and it is aimed to identify antibiotic ... -
Chemical analysis and biological activity of the essential oils and extracts of two liverwort species growing in Turkey
(University Belgrade, 2023)The aim of this study was to investigate the chemical composition of the essential oils (EOs) from two Diplophyllum species and to evaluate their bioactivity potential [antimicrobial, antioxidant, anti-urease, anti-xanthine ... -
Chemical composition and antimicrobial activities of the essential oils of Viburnum opulus, Viburnum lantana and Viburnum orientala
(2008)The composition of the essential oils obtained from the air-dried Viburnum opulus and Viburnum lantana were analyzed by GC-MS. 40 and 53 Components were identified in the essential oils and the main component of these ... -
Chemical composition and antimicrobial activity of essential oils from Centaurea appendicigera and Centaurea helenioides
(Taylor & Francis LTD., 2009)The chemical components and antimicrobial activity of the essential oils from Centaurea appendicigera C. Koch and Centaurea helenioides Boiss, two different endemic members of the genus Centaurea L. (Asteraceae), were ... -
Chemical composition and antimicrobial activity of essential oils from tortella inclinata var. Densa, T. Tortusa and pleurochaete squarrosa
(Chemical Publishing Co., 2014)Although some chemical compositional data are available about the extracts of Tortella tortusa and Pleurochaete squarrosa, there is no investigation about the compositions and antimicrobial activities of the volatiles from ... -
Chemical composition and antimicrobial activity of the essential oils from evernia prunastri (L.) ach. and evernia divaricata (L.) ach.
(Chemical Publishing Co., 2011)In present studies, the chemical composition and antimicrobial activity of the essential oil of Evernia prunastri (L.) Ach. and Evernia divaricata (L.) Ach have been analyzed. The essential oils obtained by hydrodistillation ... -
Chemical composition and antimicrobial activity of the essential oils from the aerial parts of Astragalus hamzaoglui extracted by hydrodistillation and microwave distillation
(2013)The essential oils from the areal parts (flower, leaf and stem) of Astragalus hamzaoglui were isolated by hydrodistillation (HD) and a microwave distillation (MD) process. The composition of the volatiles was analysed by ...