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Toplam kayıt 43, listelenen: 11-20
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 ...
Adsorption of a textile dye onto activated sepiolite
(Elsevier, 2009)
Adsorption of Remazol red B (RRB) on thermal activated sepiolite (TAS) and acid activated sepiolite (AAS) from aqueous solutions was investigated at different parameters, such as, adsorbent type, temperature, contact time ...
Synthesis and spectroscopic studies of copper(II) and nickel(II) complexes containing hydrazonic ligands and heterocyclic coligand
(Pergamon-Elsevier Science Ltd, 2005)
Two types of copper(II) and nickel(II) complexes derived from benzophenone anthranoylhydrazone (L-1), 2-acetonaftanone anthranoylhydrazone (L-2), 4-phenylacetonaftonone anthranoylhydrazone (LA benzophenone salicyoylhydrazone ...
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 ...
Chemical composition and antifungal properties of essential oils of three Pistacia species
(Elsevier Science Bv, 2003)
The chemical composition of essential oils obtained from the leaves of Pistacia vera, Pistacia terebinthus, Pistacia lentiscus and the resin of Pistacia lentiscus were analyzed by GC and GG-MS. alpha-Pinene, beta-pinene, ...
Isolation and characterization of antioxidant phenolic compounds from the aerial parts of Hypericum hyssopifolium L. by activity-guided fractionation
(Elsevier Sci Ireland Ltd, 2003)
Dried methanol extract of Hypericum hyssopifolium subsp. elongatum var. elongatum was dissolved in distilled water, and then fractioned by re-extracting with petroleum ether, chloroform, and ethyl acetate, subsequently. ...
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 ...
Adsorption kinetics of maxilon yellow 4GL and maxilon red GRL dyes on kaolinite
(Elsevier Science Bv, 2009)
Kaolinite, a low-costly material, is the most abundant phyllosilicate mineral in highly weathered soils. in this work, the adsorption kinetics of maxilon yellow 4GL (MY 4GL) and maxilon red GRL (MR GRL) dyes on kaolinite ...