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Akademický článek
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Autor:
Jaroslav Churáček, Radomír Hyšpler, Monika Indrová, Zdeněk Zadák, Lidmila Hyšplerová, Alena Tichá, J. Gasparič
Publikováno v:
ResearcherID
Hydrogen sulphide is produced in human large intestine by anaerobic fermentation and may play a pathogenic role. An analytical method for determination of sulphide in whole blood using an extractive alkylation technique was optimised and validated fo
Publikováno v:
ResearcherID
An analytical method for determination of isoprene in expired breath as a marker of body cholesterol synthesis was developed with a special emphasis on breath sampling. Patients were breathing controlled air using respiratory masks for 2 min (washout
Autor:
J. Gasparič, Antonie Sedmíková
Publikováno v:
Journal of Chromatography A. 665:197-202
Paper electrophoretic mobilities of azo dyes containing one to six sulpho groups were studied in alkaline (0.1 M NaOH) and acidic (30% acetic acid) media. The most significant contribution to the mobility is caused by the presence of the second and t
Publikováno v:
Journal of Chromatography B: Biomedical Sciences and Applications. 614:340-344
An improved method suitable for the determination of 8-methoxypsoralen in the range 50-1500 ng/ml in the plasma of psoriatic patients undergoing PUVA (psoralens and long-wave ultraviolet light) therapy is proposed. A 5-ml aliquot of plasma containing
Publikováno v:
ChemInform. 22
Autor:
J. Gasparič
Publikováno v:
ChemInform. 22
Publikováno v:
Collection of Czechoslovak Chemical Communications. 57:2272-2278
The combination of ion-pair extraction and differential pulse polarography is shown to be a method suitable for the determination of 10-7 mol l-1 concentrations of organic bases of quaternary ammonium compounds. Orange II (4-[2-hydroxy-1-naphtyl]azob
Autor:
J. Gasparič, J. Skutil
Publikováno v:
Journal of Chromatography A. 558:415-422
The chromatographic behaviour of nitrophenols on thin layers of silica gel and cellulose was compared, both without impregnation and impregnated with non-aqueous polar stationary phases (formamide, dimethylformamide) and less polar stationary phases