. "Nejv\u00EDce zastoupen\u00E9 fenolick\u00E9 kyseliny nalezen\u00E9 v jakonu jsou chlorogenov\u00E1 > 3,5-dik\u00E1voylchinov\u00E1 > k\u00E1vov\u00E1 kyselina. Dal\u0161\u00ED fenolick\u00E9 kyseliny, nap\u0159. ferulov\u00E1 kyselina a dal\u0161\u00ED v\u00E1zan\u00E9 formy k\u00E1vov\u00E9 kyseliny jsou p\u0159\u00EDtomn\u00E9 pouze ve stop\u00E1ch. Z hlediska zastoupen\u00ED fenolkarboxylov\u00FDch kyselin lze org\u00E1ny jakonu srovnat do \u0159ady kaudexy > listy > stonek > hl\u00EDzy. Kaudexy se li\u0161\u00ED od ostatn\u00EDch org\u00E1n\u016F jakonu v\u00FDrazn\u011B vy\u0161\u0161\u00EDm obsahem fenolick\u00FDch kyselin, jejich\u017E obsahy ve stonku a v hl\u00EDz\u00E1ch jsou t\u00E9m\u011B\u0159 srovnateln\u00E9. Zat\u00EDmco vkaudexech a hl\u00EDz\u00E1ch je nejv\u00EDce zastoupenou kyselinou chlorogenov\u00E1 kyselina a v listech 3,5-dik\u00E1voylchinov\u00E1 kyselina, ve stonku je to jejich metabolick\u00FD prekurzor k\u00E1vov\u00E1 kyselina. Fenolick\u00E9 kyseliny odvozen\u00E9 od sko\u0159icov\u00E9 kyseliny, p\u0159edev\u0161\u00EDm chlorogenov\u00E1 kyselina a jej\u00ED izomery, jsou v\u00FDznamn\u00FDmi antioxidanty jakonu." . . . . . "0"^^ . "Obsah polyfenolick\u00FDch antioxidant\u016F a fenolkarboxylov\u00FDch kyselin ve vybran\u00FDch org\u00E1nech jakonu [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson]"@cs . "Univerzita Pardubice" . . "0"^^ . "80-7194-549-8" . "Z(MSM 412100002)" . "Obsah polyfenolick\u00FDch antioxidant\u016F a fenolkarboxylov\u00FDch kyselin ve vybran\u00FDch org\u00E1nech jakonu [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson]" . "Content of polyphenolic antioxidants and phenolcarboxylic aciods in selected organs of yacon [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson]"@en . "618908" . . . "Obsah polyfenolick\u00FDch antioxidant\u016F a fenolkarboxylov\u00FDch kyselin ve vybran\u00FDch org\u00E1nech jakonu [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson]"@cs . . "Vitam\u00EDny 2003 - P\u0159\u00EDrodn\u00ED antioxidanty a voln\u00E9 radik\u00E1ly" . . "89-97" . . "Pivec, Vladim\u00EDr" . . . "RIV/60460709:41210/03:00005427" . . "Major phenolic acids determined with HPLC in yacon [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson] were chlorogenic acid, 3,5-dicaffeoylquinic acid and caffeic acid. Other phenolic acids such as ferulic acid and other derivatives of caffeic acidwere present only in trace amounts. Phenolic acids contents in yacon organs in decreasing order were caudexes > leaves > stem > tubers. Caudexes significantly differed from other plant organs regarding levels of phenolic acids with the highest phenolcar boxylic amounts. Contents in stem and tubers are nearly comparable. While chlorogenic acid is major constituent in caudexes and tubers, 3,5-dicaffeoylquinic acid prevails in leaves and their precursor caffeic acid in stem. Phenolic acids derived from cinnamic acid contained in yacon are dominant yacon antioxidants."@en . . "Univerzita Pardubice" . . "Pardubice" . "RIV/60460709:41210/03:00005427!RIV/2004/MSM/412104/N" . "Content of polyphenolic antioxidants and phenolcarboxylic aciods in selected organs of yacon [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson]"@en . "5"^^ . . . . . . "Fern\u00E1ndez, Eloz" . "yacon; caudexes; leaves; stem; tubers; phenolic acids; chlorogenic acid; caffeic acid; 3,5-dicaffeoylquinic acid"@en . . "41210" . "Lachman, Jarom\u00EDr" . . "5"^^ . . "Obsah polyfenolick\u00FDch antioxidant\u016F a fenolkarboxylov\u00FDch kyselin ve vybran\u00FDch org\u00E1nech jakonu [Smallanthus sonchifolia (Poepp. et Endl.) H. Robinson]" . "Hejtm\u00E1nkov\u00E1, Alena" . "[DFFBBABBC8E6]" . "2003-09-15+02:00"^^ . "Dudjak, Ji\u0159\u00ED" . . . . "8"^^ .