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Toplam kayıt 53, listelenen: 21-30
Esterase polymorphisms in relict endemic Liquidambar orientalis Mill. var. orientalis and L. orientalis Mill. var. integriloba Fiori populations in Turkey
(2007)
In this study, esterase isozyme polymorphisms in Boreal-Tertiary origin relict endemic L. orientalis populations were investigated. Four populations located in the Southern and the Southwestern regions of Turkey were ...
New records of Bibionidae (Diptera) from Turkey
(2007)
Bibio hortulanus (L., 1758) and Dilophus bispinosus Lundström, 1913, are recorded for the first time from Turkey. We also include a record of the latter species from Bulgaria.
Antioxidant and antimicrobial activities of Laetiporus sulphureus (Bull.) Murrill
(Elsevier Sci Ltd, 2007)
Antioxidant capacity and antimicrobial activities of Laetiporus sulphureus (Bull.) Murrill. extracts obtained with ethanol were investigated in this study. The study was aimed at determining the antioxidant activity (DPPH ...
Heavy metal levels in two fish species Leuciscus cephalus and Lepomis gibbosus
(Elsevier Sci Ltd, 2007)
The concentrations of heavy metals (Cd, Co, Cu, Fe, Mn, Ni, Pb, Zn) were measured in muscle, gill and liver of two fish species (Leuciscus cephalus and Lepomis gibbosus) caught from Saricay, South-West Anatolia. Levels of ...
Development of a microbial biosensor based on carbon nanotube (CNT) modified electrodes
(Elsevier Science Inc, 2007)
Pseudomonas putida DSM 50026 cells were used as the biological component and the measurement was based on the respiratory activity of the cells estimated from electrochemical measurements. The cells were immobilised on ...
Determinants of length of stay: A practical use of survival analysis
(Elsevier Sci Ltd, 2007)
The principal purpose of this study was to analyze the determinants of tourists' length of stay at a destination. Data were collected through a questionnaire survey conducted in the summer of 2005. Exceptionally different ...
Improved salt tolerance of melon (Cucumis melo L.) by the addition of proline and potassium nitrate
(Pergamon-Elsevier Science Ltd, 2007)
A pot experiment was carried out under glasshouse conditions with melon (Cucumis melo) cv. "Tempo F1" in a mixture of peat, perlite and sand (1:1:1) to investigate the effects of external proline and potassium nitrate ...
Antioxidant activity of stem and root extracts of Rhubarb (Rheum ribes): An edible medicinal plant
(Elsevier Sci Ltd, 2007)
The antioxidant activity of chloroform and methanol extract of roots and stems of Rhubarb (Rheum ribes L.), which are used for medicinal purposes and also its fresh stems and petioles are consumed as vegetable, was studied. ...
Antioxidant abietane diterpenoids from Salvia barrelieri
(Elsevier Sci Ltd, 2007)
The root extract of endemic Algerian Salvia species Salvia barrelieri Ettling and its diterpenoids were investigated for potential antioxidant activity. From its acetone extract, a new natural abietane diterpenoid ...
Examination of performance of glassy carbon paste electrode modified with gold nanoparticle and xanthine oxidase for xanthine and hypoxanthine detection
(Elsevier, 2007)
A composite electrode was prepared by modifying glassy carbon microparticles with gold nanoparticles (Au-nps) and xanthine oxidase enzyme (XOD) for xanthine (X) and hypoxanthine (Hx) detection. After the optimization of ...