. . "P\u0159\u00EDjem iont\u016F \u017Eeleza v rostlin\u00E1ch a rostlinn\u00FD ferritin." . "RIV/00023736:_____/03:00000113" . . . "0366-0486" . . "0"^^ . . "P\u0159\u00EDjem iont\u016F \u017Eeleza v rostlin\u00E1ch a rostlinn\u00FD ferritin."@cs . . "2"^^ . "0"^^ . "1"^^ . "Dostupnost \u017Eeleza pro rostliny m\u016F\u017Ee b\u00FDt limitov\u00E1na zvl\u00E1\u0161t\u011B u p\u016Fd s alkalick\u00FDm pH, p\u0159esto\u017Ee \u017Eelezo se hojn\u011B vyskytuje v p\u016Fd\u011B. Rostliny vyvinuly dv\u011B hlavn\u00ED strategie, aby se vypo\u0159\u00E1daly s n\u00EDzkou dostupnost\u00ED \u017Eeleza. Prvn\u00ED strategie, pou\u017E\u00EDvan\u00E1 v\u011Bt\u0161inou u rostlin mimo trav, spo\u010D\u00EDv\u00E1 v redukci rozpustn\u00FDch komplex\u016F Fe3+ s chel\u00E1tory a n\u00E1sleduj\u00EDc\u00EDm p\u0159enosem Fe2+ ko\u0159enov\u00FDmi transport\u00E9ry. Tr\u00E1vy na rozd\u00EDl od t\u00E9to strategie vyvinuly mechanismus zalo\u017Een\u00FD na uvoln\u011Bn\u00ED mal\u00FDch molekul nazvan\u00FDch fytosiderofory do rhizosf\u00E9ry. Fytosiderofory \u00FA\u010Dinn\u011B chelatuj\u00ED Fe3+ a vznikl\u00E9 komplexy jsou inkorporov\u00E1ny specifick\u00FDm transportn\u00EDm syst\u00E9mem. Synt\u00E9za ferritinu, proteinu s funkc\u00ED z\u00E1sobn\u00ED formy \u017Eeleza, je v rostlin\u00E1ch regulov\u00E1na \u017Eelezem na transkrip\u010Dn\u00ED \u00FArovni. To je v rozporu se synt\u00E9zou ferritinu u savc\u016F, kde p\u0159evl\u00E1d\u00E1 transla\u010Dn\u00ED kontrola p\u0159es proteiny, kter\u00E9 odpov\u00EDdaj\u00ED na hladinu \u017Eeleza." . "19"^^ . . "4" . . "Although iron is an abundant element in most soils,its availability for plants can be limiting, especially in soils with a basic pH. Plants have evolved two main strategies to cope with low iron availability."@en . . "622920" . . "iron uptake; iron transporters; plants; grasses; phytosiderophores; ferritin"@en . "Biologick\u00E9 listy" . "Iron ion acquisition in plants and plant ferrity."@en . "CZ - \u010Cesk\u00E1 republika" . "Iron ion acquisition in plants and plant ferrity."@en . . "68" . "Fuchs, Ota" . "263;281" . "RIV/00023736:_____/03:00000113!RIV/2004/MZ0/L33004/N" . . . . . . "[2E3154F4692D]" . "Fuchsov\u00E1, P." . . "P(NB6574), Z(MZ00237360001)" . . "P\u0159\u00EDjem iont\u016F \u017Eeleza v rostlin\u00E1ch a rostlinn\u00FD ferritin." . "P\u0159\u00EDjem iont\u016F \u017Eeleza v rostlin\u00E1ch a rostlinn\u00FD ferritin."@cs . .