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Ring closing metathesis/fragmentation route to (Z)-configured medium ring cycloalkenes. Total synthesis of (+/-)-periplanone C
(Amer Chemical Soc, Washington, 2006)
The combination of ring closing metathesis and beta-fragmentation offers an efficient entry into (Z)-configured medium ring cycloalkenes. The fragmentation step can be effected under anionic or radical conditions. The ...
Development and validation of liquid chromatography method for the separation of valdecoxib and its SC-77852 impurity
(Taylor & Francis Inc, Philadelphia, 2006)
A reversed-phase liquid chromatography method has been developed for the separation of valdecoxib and impurity SC-77852. The best results were achieved using a mobile phase-methanol: 1% water solution TEA (52 : 48 v/v), ...
Small dense LDL and oxidised LDL in dyslipidemic patients
(Elsevier Ireland Ltd, Clare, 2006)
Effect of supplemental magnesium on the kidney levels of cadmium, zinc, and copper of mice exposed to toxic levels of cadmium
(Humana Press Inc, Totowa, 2006)
In this report, we present the results of our investigations on the effect of Mg pretreatment on Cd and bioelements (Cu and Zn) contents in kidney of mice exposed to acute and subacute Cd intoxication. Acute intoxication ...
Homocysteine serum levels and MTHFR C677T genotype in patients with Parkinson's disease, with and without levodopa therapy
(Elsevier Science BV, Amsterdam, 2006)
Both methylenetetrahydrofolate (MTHFR) C677T genotype and levodopa treatment may give rise to elevated serum homocysteine levels in parkinsonian patients. We aimed to clarify the interplay of these factors in pathogenesis ...
EDXRF spectrometry determination of tungsten in tobacco plants after antiviral treatment with 12-tungstophosphoric acid and its compounds
(Elsevier Science BV, Amsterdam, 2006)
In this study, we have developed a sensitive, rapid and simple procedure for the energy dispersive X-ray fluorescence (EDXRF) spectrometry measurement of tungsten in tobacco plant parts. Only 0.1 g of dried plant material ...
Fatty acid composition of two Athamanta turbith subspecies
(Springer, New York, 2006)
The fruit oils of Athamanta turbith ssp. hungarica and Athamanta turbith ssp. haynaldii were obtained by Soxhlet extraction using petroleum ether. The fatty acid composition of oils was determined by GC in the methyl ester ...
The examination of antinociceptive and toxic effects of oxcarbazepine and carbamazepine in mice
(Blackwell Publishing, Oxford, 2006)
Multivariate characterization of herbal drugs and rhizosphere soil samples according to their metallic content
(Elsevier Science BV, Amsterdam, 2006)
Seven herbal drugs and corresponding rhizosphere soil samples from the plantation near Belgrade were analyzed for mineral content. Eleven metals (Cu, Zn, Mn, Fe, Cr, Ni, Pb, Cd, Ca, K and Mg) were selected as chemical ...