"2013-12-31+01:00"^^ . . . . "P\u0159edpozornostn\u00ED zpracov\u00E1n\u00ED informace \u010Dlov\u011Bkem m\u016F\u017Ee b\u00FDt objektivn\u011B posouzeno pomoc\u00ED neinvazivn\u00EDho nebolestiv\u00E9ho elektrofyziologick\u00E9ho vy\u0161et\u0159en\u00ED (Mismatch Negativity - MMN) (viz souhrn NAATANEN, R. et al., Clin Neurophysiol, 118, 12: 2544-2590, 2007). V na\u0161\u00ED laborato\u0159i jsme prok\u00E1zali mo\u017Enost zaznamenat MMN v reakci na zrakov\u00FD pohybov\u00FD podn\u011Bt (vMMN) (KREMLACEK, J. et al., Vis Res, 46, 4:485-490, 2006). V n\u00E1sledn\u00FDch pilotn\u00EDch studi\u00EDch psychiatrick\u00FDch pacient\u016F jsme prok\u00E1zali mo\u017Enost vyu\u017Eit\u00ED vMMN jako diagnostick\u00E9ho testu (HOSAK, L. et al., Acta Neurobiol Exp, p\u0159ijato k tisku, 2008; URBAN, A. et al., Schizophr Res, p\u0159ijato k tisku, 2008). Vlastnosti vMMN vyvolan\u00E9 pohybem v\u00A0zorn\u00E9m poli v\u0161ak nejsou dosud dob\u0159e prozkoum\u00E1ny, a proto navrhujeme lokalizovat neur\u00E1ln\u00ED zdroje vMMN a determinovat faktory ovliv\u0148uj\u00EDc\u00ED jej\u00ED genezi. N\u00E1sledn\u011B hodl\u00E1me optimalizovat sch\u00E9ma vy\u0161et\u0159en\u00ED, zmapovat inter- a intra-individu\u00E1ln\u00ED variabilitu a ur\u010Dit norm\u00E1ln\u00ED hodnoty u zdrav\u00FDch dobrovoln\u00EDk\u016F pro vy\u017Eit\u00ED vMMN v neuro-psychiatrick\u00E9 diagnostice." . "12"^^ . "visual system attention electrophysiology visual evoked potentials visual mismatch negativity"@en . . "2014-07-01+02:00"^^ . "1"^^ . "12"^^ . "GA309/09/0869" . "http://www.isvav.cz/projectDetail.do?rowId=GA309/09/0869"^^ . . . . "0"^^ . . . . "Project over 5 years has met all targets. The project described the theoretical background related to the perception of motion information in the periphery of the visual field. The output of the project is 9 publications with a total of 17.5 IF. Use of funds was in accordance with the rules of GACR. The documents of purchases investment from the 1st year of the project were delivered subsequently."@en . "2013-06-06+02:00"^^ . "P\u0159edpozornostn\u00ED zpracov\u00E1n\u00ED zrakov\u00E9 informace u \u010Dlov\u011Bka: elektrofyziologick\u00E1 studie" . "0"^^ . "Pre-attentional processing of visual information in man: electrophysiological study"@en . . . . "Projekt v pr\u016Fb\u011Bhu 5 let splnil v\u0161echny sv\u00E9 stanoven\u00E9 c\u00EDle. V r\u00E1mci \u0159e\u0161en\u00ED projektu byly pops\u00E1ny teoretick\u00E9 podklady souvisej\u00EDc\u00ED s vn\u00EDm\u00E1n\u00EDm pohybov\u00E9 informace v periferii zorn\u00E9ho pole. V\u00FDstupem projektu je 9 publikace s celkov\u00FDm IF 17,5. \u010Cerp\u00E1n\u00ED finan\u010Dn\u00EDch prost\u0159edk\u016F bylo v souladu s pravidly GA\u010CR. Dodate\u010Dn\u011B byly dod\u00E1ny doklady k n\u00E1kupu investice z 1. roku \u0159e\u0161en\u00ED."@cs . . "2009-01-01+01:00"^^ . . . . . "A pre-attentional information processing in man can be objectively evaluated by means of a non-invasive painless electrophysiological examination (Mismatch Negativity - MMN) (for review see NAATANEN, R. et al., Clin Neurophysiol, 118, 12: 2544-2590, 2007). In our lab we demonstrated possibility to evoke and record the MMN to visual motion (vMMN) (KREMLACEK, J. et al., Vis Res, 46, 4:485-490, 2006). In consequent pilot clinical studies we found changes of the vMMN in psychiatric patients, what implicate use of the vMMN as a diagnostic test (HOSAK, L. et al. Acta Neurobiol Exp, Accepted for publication, 2008; URBAN, A. et al., Schizophr Res, Accepted for publication, 2008). However, the theoretical background of the vMMN origin is not known. Thus, we intend to inspect its neural sources and factors influencing the vMMN generation. In the following part we will optimise the examination paradigm, describe inter- and intra-individual variability of the vMMN and determine normal values in healthy volunteers for its use in an objective neuro-psychiatric diagnostics."@en .