"Applicability of mass spectrometry is related to the progress in instrumentation including ion sources. Ionization techniques in MS often need sample preparation, which increases the analysis time. From this point of view, DESI (desorption electrospray ionization) seems to be an interesting alternative. Electrospraying of a sample with from the surface-deposited sample. A new modification of DESI, where electrospraying is provided by nano-ESI, and a new application in chiral analysis have been developed. Chiral analysis employs the Cooks kinetic method. Chiral selector is sprayed by nano-ESI onto the surface with a deposited chiral analyte. Trimeric clusters are formed in the bulk of the ion source. Their fragmentation allows chiral discrimination of enantiomers. The power of the DESI-based mass spectrometric tool is demonstrated on chiral analysis of ephedrine in commercial pharmaceutical Mucoseptonex? E. The analysis is performed without any sample preparation. That is why the analysis is simple"@en . "Desorption Electrospray: A Modern Tool for Organic Surface Analysis"@en . . "Desorp\u010Dn\u00ED elektrosprej: Modern\u00ED metoda anal\u00FDzy organick\u00FDch povrch\u016F" . "Ionizace desorpc\u00ED elektrosprejem v dne\u0161n\u00ED dob\u011B pat\u0159\u00ED k ioniza\u010Dn\u00EDm technik\u00E1m s vysok\u00FDm aplika\u010Dn\u00EDm potenci\u00E1lem, co\u017E dokazuje po\u010Det aplikac\u00ED, kter\u00E9 ji\u017E byly za relativn\u011B kr\u00E1tk\u00FD \u010Das existence t\u00E9to techniky publikov\u00E1ny. DESI nach\u00E1z\u00ED uplatn\u011Bn\u00ED nejen v anal\u00FDze slo\u017Eit\u00FDch matric, ale t\u00E9\u017E i jako mo\u017En\u00E1 dal\u0161\u00ED alternativa k pou\u017E\u00EDvan\u00FDm zobrazovac\u00EDm hmotnostn\u011B-spektrometrick\u00FDm technik\u00E1m. Prezentovan\u00E9 v\u00FDsledky dosa\u017Een\u00E9 s jednoduch\u00FDm DESI syst\u00E9mem zalo\u017Een\u00FDm na nanoelektrospreji a sestaven\u00FDm na na\u0161em pracovi\u0161ti uk\u00E1zaly aplikovatelnost DESI v chir\u00E1ln\u00ED anal\u00FDze." . "Lemr, Karel" . "Havl\u00ED\u010Dek, Vladim\u00EDr" . . . "Ionizace desorpc\u00ED elektrosprejem v dne\u0161n\u00ED dob\u011B pat\u0159\u00ED k ioniza\u010Dn\u00EDm technik\u00E1m s vysok\u00FDm aplika\u010Dn\u00EDm potenci\u00E1lem, co\u017E dokazuje po\u010Det aplikac\u00ED, kter\u00E9 ji\u017E byly za relativn\u011B kr\u00E1tk\u00FD \u010Das existence t\u00E9to techniky publikov\u00E1ny. DESI nach\u00E1z\u00ED uplatn\u011Bn\u00ED nejen v anal\u00FDze slo\u017Eit\u00FDch matric, ale t\u00E9\u017E i jako mo\u017En\u00E1 dal\u0161\u00ED alternativa k pou\u017E\u00EDvan\u00FDm zobrazovac\u00EDm hmotnostn\u011B-spektrometrick\u00FDm technik\u00E1m. Prezentovan\u00E9 v\u00FDsledky dosa\u017Een\u00E9 s jednoduch\u00FDm DESI syst\u00E9mem zalo\u017Een\u00FDm na nanoelektrospreji a sestaven\u00FDm na na\u0161em pracovi\u0161ti uk\u00E1zaly aplikovatelnost DESI v chir\u00E1ln\u00ED anal\u00FDze."@cs . "Desorption Electrospray: A Modern Tool for Organic Surface Analysis"@en . . . "0009-2770" . "Bedn\u00E1\u0159, Petr" . "416477" . . "P(GA203/07/0765), P(LC07017), S, Z(AV0Z50200510), Z(MSM6198959216)" . . . "RIV/61989592:15310/07:00005442" . "CZ - \u010Cesk\u00E1 republika" . . "Chemick\u00E9 listy" . "15310" . "4"^^ . "Desorp\u010Dn\u00ED elektrosprej: Modern\u00ED metoda anal\u00FDzy organick\u00FDch povrch\u016F"@cs . . . . "[E9D8B06F74D8]" . "4"^^ . . . . "RIV/61989592:15310/07:00005442!RIV10-MSM-15310___" . . . . . "6" . . "101" . . . "Desorp\u010Dn\u00ED elektrosprej: Modern\u00ED metoda anal\u00FDzy organick\u00FDch povrch\u016F" . . . "6"^^ . "Ranc, V\u00E1clav" . "mass spectrometry; DESI; chiral analysis; drug analysis"@en . "Desorp\u010Dn\u00ED elektrosprej: Modern\u00ED metoda anal\u00FDzy organick\u00FDch povrch\u016F"@cs .