1. Unique potentialities of layer liquid system - results, limitations, new demandsErno Tyihák2. Overpressured-layer chromatographyErno Tyihák, Ágnes M. Móricz, and Emil Mincsovics 3. Centrifugal layer chromatography - Rotation planar chromatographyÁgnes M. Móricz and Irena Vovk4. Planar chromatography using electroosmotic flowAneta Halka-Grysinska, Radoslaw L. Gwarda, Tadeusz H. Dzido5. Layer dielectrochromatography - under external alternating current, LDECVirginia Coman and Stefan Kreibik6. Conventional and modern bioassays - detection, isolation, identificationÁgnes M. Móricz and Péter G. Ott7. BioArena system for studying key molecules as well as ingredients in biological samplesErno Tyihák and Ágnes M. Móricz8. Determining progress directions in layer liquid chromatography - dreams and realitiesErno Tyihák