TRNKOVÁ, Libuše, René KIZEK a Oldřich DRAČKA. Application of Elimination Voltammetry to Adsorptive Stripping of DNA. Electroanalysis. Weinheim: Wiley-VCH Verlag GmbH, 2000, roč. 2000, č. 12, s. 905-911. ISSN 1040-0397. |
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@article{325653, author = {Trnková, Libuše and Kizek, René and Dračka, Oldřich}, article_location = {Weinheim}, article_number = {12}, keywords = {Linear scan voltametry; Elimination voltammetry; Irreversible current; Adsorptive Stripping Voltammetry; DNA}, language = {eng}, issn = {1040-0397}, journal = {Electroanalysis}, title = {Application of Elimination Voltammetry to Adsorptive Stripping of DNA}, volume = {2000}, year = {2000} }
TY - JOUR ID - 325653 AU - Trnková, Libuše - Kizek, René - Dračka, Oldřich PY - 2000 TI - Application of Elimination Voltammetry to Adsorptive Stripping of DNA JF - Electroanalysis VL - 2000 IS - 12 SP - 905 EP - 905 PB - Wiley-VCH Verlag GmbH SN - 10400397 KW - Linear scan voltametry KW - Elimination voltammetry KW - Irreversible current KW - Adsorptive Stripping Voltammetry KW - DNA N2 - Adsorptive stripping voltammetry has been extended by elimination voltammetry with the linear scan rate (EVLS). EVLS offers the elimination of selected currents from the linear scan voltammetry results. It can be achieved by an elimination function formed by a linear combination of total currents measured at different scan rates. The problem of substance adsorption influence on the elimination voltammetry results has been studied. Theoretical curves of an irreversible current with adsorbed substance being electroactive were calculated for three elimination functions. As a practical application, the adsorptive stripping voltammetry of thermally denatured DNA on a hanging mercury electrode has been developed. While the LSV signal of single-stranded DNA at low concentrations gives a slight hint of the cathodic peak (due to the reduction of adenine and cytosine residues), the elimination provides quite a clear signal in the form of the peak-counterpeak. It is possible to determinate DNA at concentrations below of micrograms per milliliter. ER -
TRNKOVÁ, Libuše, René KIZEK a Oldřich DRAČKA. Application of Elimination Voltammetry to Adsorptive Stripping of DNA. \textit{Electroanalysis}. Weinheim: Wiley-VCH Verlag GmbH, 2000, roč.~2000, č.~12, s.~905-911. ISSN~1040-0397.
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