Претраживање
Приказ резултата 11-20 од 278
An investigation into the factors influencing drug release from hydrophilic matrix tablets based on novel carbomer polymers
(Taylor & Francis Ltd, Abingdon, 2004)
Drug release from hydrophilic matrix tablets can be strongly influenced by the proportion of matrix forming polymer and the dimensions and geometry of the tablets. A complete two-factor, three-level factorial design, ...
The synthesis of some unsaturated 4-substituted-g-lactones / Sinteza nekih nezasićenih 4-supstituisanih-g-laktona
(Srpsko hemijsko društvo, Beograd, 2000)
The synthesis of conjugated and nonconjugated unsaturated 4-substituted lactones of type 1 and 2 are described. The type 1 lactone was prepared by a two step procedure employing Bredereck's reagent. The type 2 lactone was ...
Investigation of metal-flavonoid chelates and the determination of flavonoids via metal-flavonoid complexing reactions / Ispitivanje metal-flavonoid helata i određivanje flavonoida preko kompleksirajuće reakcije metal-flavonoid
(Srpsko hemijsko društvo, Beograd, 2007)
Flavonoids constitute a large group of polyphenolic phytochemicals with antioxidant properties which are overwhelmingly exerted through direct free radical scavenging. Flavonoids also exhibit antioxidant properties through ...
Second-derivative spectrophotometric analysis of lidocaine and hydrocortisone acetate in suppositories
(ECV-Editio Cantor Verlag Medizin Naturwissenschaften, Aulendorf, 2004)
In this paper the second-derivative spectrophotometric method for the simultaneous determination of lidocaine (CAS 137-58-6) and hydrocortisone acetate (CAS 50-03-3) in suppositories is described. One suppository contains ...
Cytotoxic and antioxidant activity of Achillea alexandri-regis
(Govi-Verlag Pharmazeutischer Verlag Gmbh, Eschborn, 2005)
The cytotoxicity and antioxidant properties of herb extracts of Achillea alexandri-regis were studied. Combined chloroform and ethylacetate extracts exhibited a pronounced cytotoxic effect against HeLa cancer cells (IC50 ...
Oxidative stress in blast-induced acute lung injury is independent of enzymatic nitric oxide production / Oksidativni stres u akutnoj blast povredi pluća je nezavisan od enzimske sinteze azot-monoksida
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2005)
Lung trauma has been considered to be one of the vital injuries induced by explosion-generated blast overpressure. Conflicting evidence exists as to whether nitric oxide plays a crucial role in acute lung injury induced ...
Lack of association between low HDL-cholesterol and elevated circulating cellular adhesion molecules in normolipidemic CAD patients and healthy subjects
(International Heart Journal Association, Tokyo, 2005)
High plasma HDL-cholesterol (HDL-c) is a well-established protective factor in coronary artery disease (CAD). One of its potential protective mechanisms is the inhibition of the cytokine-induced upregulation of expression ...
Direct spectrophotometric determination of quercetin in the presence of ascorbic acid
(Elsevier Masson SAS, 2004)
The current research provides a simplified sample preparation procedure for the accurate estimation of quercetin in pure and in the pharmaceutical dosage form. Direct spectrophotometric method for the determination of ...
Chemical composition and antimicrobial activity of Ambrosia artemisiifolia L. essential oil
(Allured Publ Corp, Carol Stream, 2004)
Chemical analysis and antimicrobial activity of essential oil isolated by steam distillation from Ambrosia artemisiifolia L., Asteraceae dried flowering herb were performed. Principal constituents were germacrene D (24.1%), ...
Aromatic plants of Yugoslavia. III. Chemical composition of essential oils of Achillea abrotanoides (Vis.) Vis., A. clypeolata Sibth. & Sm., A. depressa Janka and A. stricta Schleicher et Koch
(Allured Publ Corp, Carol Stream, 2005)
Using GC and GC/MS, in the analysis of the essential oils of Achillea abrotanoides, A. clypeolata, A. depressa and A. stricta, 36, 30, 43 and 39 constituents were identified and determined, respectively. The main components ...