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rdf:type
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Description
| - Kapilární zónová elektroforéza byla použita pro zkoumání interakcí kvarterních isochinolinových alkaloidů, sanguinarinu, chelerythrinu, berberinu a jatrorrhizinu se složkami DNA a s DNA. Žádný z těchto alkaloidů se za fyziologických podmínek neváže kovalentně k nukleotidům nebo k DNA. Na interakci se podílí elektrostatické přitahování spolu s jinými typy intermolekulárních sil. Interakce se sloučeninami odvozenými od purinu byla vždy silnější než interakce s deriváty pyrimidinu. Všechny alkaloidy se chovaly podobně jako klasický interkalátor DNA, ethidiumbromid. (cs)
- Capillary zone electrophoresis was applied for the investigation of interactions of some quaternary isoquinoline alkaloids, namely sanguinarine, chelerythrine, berberine, and jatrorrhizine, with DNA constituents and with DNA. None of these alkaloids attach covalently to nucleotides or to the whole DNA under physiological conditions. The interaction with DNA constituents is a noncovalent complexation based on weak intermolecular forces. Electrostatic attraction participates in the interaction but other types of intermolecular forces are involved as well. Cations were identified as the most probable interacting forms of the alkaloids. The interaction with compounds derived from purine was always stronger than those derived from pyrimidine. All alkaloids behaved analogously and similarly to ethidium bromide, the classic DNA intercalator. Stability constants K (in l.mol(-1)) for sanguinarine and chelerythrine in phosphate buffer of pH 7.4 (I(S) = 30 mM) ranged from tens to hundreds.
- Capillary zone electrophoresis was applied for the investigation of interactions of some quaternary isoquinoline alkaloids, namely sanguinarine, chelerythrine, berberine, and jatrorrhizine, with DNA constituents and with DNA. None of these alkaloids attach covalently to nucleotides or to the whole DNA under physiological conditions. The interaction with DNA constituents is a noncovalent complexation based on weak intermolecular forces. Electrostatic attraction participates in the interaction but other types of intermolecular forces are involved as well. Cations were identified as the most probable interacting forms of the alkaloids. The interaction with compounds derived from purine was always stronger than those derived from pyrimidine. All alkaloids behaved analogously and similarly to ethidium bromide, the classic DNA intercalator. Stability constants K (in l.mol(-1)) for sanguinarine and chelerythrine in phosphate buffer of pH 7.4 (I(S) = 30 mM) ranged from tens to hundreds. (en)
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Title
| - Capillary zone electrophoretic studies of interactions of some quaternary isoquinoline alkaloids with DNA constituents and DNA
- Capillary zone electrophoretic studies of interactions of some quaternary isoquinoline alkaloids with DNA constituents and DNA (en)
- Studie interakcí vybraných kvarterních isochinolinových alkaloidů se složkami DNA použitím kapilární zónové elektroforézy (cs)
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skos:prefLabel
| - Capillary zone electrophoretic studies of interactions of some quaternary isoquinoline alkaloids with DNA constituents and DNA
- Capillary zone electrophoretic studies of interactions of some quaternary isoquinoline alkaloids with DNA constituents and DNA (en)
- Studie interakcí vybraných kvarterních isochinolinových alkaloidů se složkami DNA použitím kapilární zónové elektroforézy (cs)
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skos:notation
| - RIV/61989592:15110/05:00001999!RIV06-MSM-15110___
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - Z(MSM 432100001), Z(MSM6198959216)
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/61989592:15110/05:00001999
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - Berberine; capillary zone electrophoresis; chelerythrine; DNA constituents; jatrorrhizine; noncovalent interactions; sanguinarine (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
| - DE - Spolková republika Německo
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Kubáň, Vlastimil
- Šimánek, Vilím
- Vlčková, Markéta
- Vičar, Jaroslav
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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http://localhost/t...ganizacniJednotka
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is http://linked.open...avai/riv/vysledek
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