{"id":98127,"date":"2026-01-30T00:12:12","date_gmt":"2026-01-29T23:12:12","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=98127"},"modified":"2026-01-29T11:28:17","modified_gmt":"2026-01-29T10:28:17","slug":"vedci-objevili-v-kave-3-latky-ktere-reguluji-krevni-cukr-lepe-nez-leky-na-cukrovku","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2026\/01\/30\/vedci-objevili-v-kave-3-latky-ktere-reguluji-krevni-cukr-lepe-nez-leky-na-cukrovku\/","title":{"rendered":"V\u011bdci objevili v k\u00e1v\u011b 3 l\u00e1tky, kter\u00e9 reguluj\u00ed krevn\u00ed cukr l\u00e9pe ne\u017e l\u00e9ky na cukrovku"},"content":{"rendered":"
<\/div>\n

V\u00fdzkumn\u00edci z Kunmingsk\u00e9ho botanick\u00e9ho institutu v \u010d\u00ednsk\u00e9 provincii Yunnan identifikovali t\u0159i dosud nezn\u00e1m\u00e9 slou\u010deniny v pra\u017een\u00fdch k\u00e1vov\u00fdch zrnech, kter\u00e9 dramaticky zpomaluj\u00ed tr\u00e1ven\u00ed sacharid\u016f.<\/span><\/p>\n

Tento objev p\u0159edstavuje v\u00fdznamn\u00fd potenci\u00e1l p\u0159irozen\u00e9ho \u0159e\u0161en\u00ed pro kontrolu hladiny cukru v krvi a zvl\u00e1d\u00e1n\u00ed cukrovky 2. typu.<\/span><\/p>\n

\n
Zji\u0161t\u011bn\u00ed publikovan\u00e1 v \u010dasopise\u00a0<\/span>Beverage Plant Research<\/span><\/em>\u00a0ukazuj\u00ed, \u017ee uveden\u00e9 slou\u010deniny, naz\u00fdvan\u00e9 kafaldehydy A, B a C, p\u0159ekon\u00e1vaj\u00ed b\u011b\u017en\u00fd l\u00e9k na cukrovku akarb\u00f3zu v blokov\u00e1n\u00ed enzymu zodpov\u011bdn\u00e9ho za prudk\u00e9 zv\u00fd\u0161en\u00ed hladiny cukru v krvi.<\/span><\/div>\n<\/div>\n

Studie pod veden\u00edm Minghua Qiu z Kunmingsk\u00e9ho botanick\u00e9ho institutu vyu\u017eila nejmodern\u011bj\u0161\u00ed analytick\u00e9 techniky k izolaci t\u011bchto bioaktivn\u00edch molekul, \u010d\u00edm\u017e otev\u00edrala dve\u0159e k funk\u010dn\u00edm potravin\u00e1m ur\u010den\u00fdm pro boj proti metabolick\u00fdm onemocn\u011bn\u00edm bez pou\u017eit\u00ed l\u00e9k\u016f.<\/span><\/p>\n

K\u00e1va, dlouho slaven\u00e1 pro sv\u00e9 povzbuzuj\u00edc\u00ed \u00fa\u010dinky, je st\u00e1le v\u00edce uzn\u00e1v\u00e1na i pro sv\u00e9 zdravotn\u00ed p\u0159\u00ednosy od ochrany nerv\u016f a\u017e po antioxida\u010dn\u00ed vlastnosti.<\/span><\/p>\n

P\u0159edm\u011btn\u00e1 studie se v\u0161ak no\u0159\u00ed hloub\u011bji a odhaluje specifick\u00e9 diterpeny \u2013 t\u0159\u00eddu organick\u00fdch slou\u010denin, kter\u00e9 p\u0159\u00edmo inhibuj\u00ed alfa-glukosid\u00e1zu, enzym, kter\u00fd rozkl\u00e1d\u00e1 sacharidy na gluk\u00f3zu.<\/span><\/p>\n

Zpomalen\u00edm tohoto procesu uveden\u00e9 slou\u010deniny zabra\u0148uj\u00ed n\u00e1hl\u00fdm v\u00fdkyv\u016fm hladiny cukru v krvi, co\u017e je kl\u00ed\u010dov\u00e1 v\u00fdzva pro diabetiky.<\/span><\/p>\n

Pomoc\u00ed nukle\u00e1rn\u00ed magnetick\u00e9 rezonance (NMR) a kapalinov\u00e9 chromatografie s hmotnostn\u00ed spektrometri\u00ed (LC-MS\/MS) v\u011bdeck\u00fd t\u00fdm p\u0159esn\u011b ur\u010dil tyto molekuly v pra\u017een\u00fdch zrnech k\u00e1vy arabica s hodnotami potence mnohem siln\u011bj\u0161\u00edmi ne\u017e p\u0159i farmaceutick\u00e9m l\u00e9ku akarb\u00f3za.<\/span><\/p>\n

D\u016fsledky jsou v\u00fdznamn\u00e9: Na rozd\u00edl od syntetick\u00fdch l\u00e9k\u016f, kter\u00e9 \u010dasto p\u0159in\u00e1\u0161ej\u00ed vedlej\u0161\u00ed \u00fa\u010dinky, slou\u010deniny odvozen\u00e9 z k\u00e1vy nab\u00edzej\u00ed \u0161etrn\u011bj\u0161\u00ed, stravovac\u00ed p\u0159\u00edstup ke kontrole glyk\u00e9mie.<\/span><\/p>\n

Historicky funk\u010dn\u00ed potraviny jako kurkuma na z\u00e1n\u011bty nebo bor\u016fvky na kognitivn\u00ed funkce p\u0159emos\u0165ovaly v\u00fd\u017eivu a l\u00e9ky. Dnes se k nim p\u0159id\u00e1v\u00e1 i k\u00e1va.<\/span><\/p>\n

Zm\u00edn\u011bn\u00fd v\u00fdzkum v\u0161ak posouv\u00e1 hranice je\u0161t\u011b d\u00e1l. Studie krom\u011b toho identifikovala t\u0159i dal\u0161\u00ed stopov\u00e9 diterpeny v k\u00e1v\u011b arabica \u2013 kyselinu mag\u00e1rovou, kyselinu oktadecenovou a kyselinu nonadek\u00e1novou. Tyto l\u00e1tky maj\u00ed podobn\u00e9 \u00fa\u010dinky, co\u017e nazna\u010duje, \u017ee pln\u00fd terapeutick\u00fd potenci\u00e1l k\u00e1vy z\u016fst\u00e1v\u00e1 st\u00e1le nevyu\u017eit.<\/span><\/p>\n

Jako k\u00e1va p\u0159irozen\u011b p\u0159ekon\u00e1v\u00e1 toxick\u00e9 l\u00e9ky na cukrovku<\/span><\/h2>\n

Rozhoduj\u00edc\u00ed je, \u017ee metody pou\u017eit\u00e9 v tomto dokumentu p\u0159edstavuj\u00ed skok vp\u0159ed v potravin\u00e1\u0159sk\u00e9 v\u011bd\u011b.<\/span><\/p>\n

Tradi\u010dn\u00ed fytochemick\u00e1 anal\u00fdza je pomal\u00e1 a pracn\u00e1, ale spojen\u00ed technik NMR s LC-MS\/MS umo\u017e\u0148uje v\u00fdzkumn\u00edk\u016fm rychle izolovat bioaktivn\u00ed slou\u010deniny ze slo\u017eit\u00fdch sm\u011bs\u00ed, jako je k\u00e1va.<\/span><\/p>\n

Tento zjednodu\u0161en\u00fd p\u0159\u00edstup minimalizuje pou\u017e\u00edv\u00e1n\u00ed rozpou\u0161t\u011bdel a urychluje objevov\u00e1n\u00ed. Jedn\u00e1 se o model, kter\u00fd by se dal aplikovat i na jin\u00e9 funk\u010dn\u00ed potraviny, od \u010daj\u016f a\u017e po ko\u0159en\u00ed.<\/span><\/p>\n

Studie navazuje na d\u0159\u00edv\u011bj\u0161\u00ed zji\u0161t\u011bn\u00ed o k\u00e1vov\u00fdch diterpenoidech, jako je kahweol a kafestol, kter\u00e9 vykazuj\u00ed protirakovinn\u00e9 a hypoglykemick\u00e9 \u00fa\u010dinky. Nov\u011b objeven\u00e9 kafaldehydy jsou v\u0161ak struktur\u00e1ln\u011b jedine\u010dn\u00e9 a obsahuj\u00ed aldehydov\u00e9 skupiny a \u0159et\u011bzce mastn\u00fdch kyselin, kter\u00e9 zvy\u0161uj\u00ed jejich schopnost blokovat enzymy.<\/span><\/p>\n

Pravideln\u00e1 konzumace k\u00e1vy zvy\u0161uje hladinu adiponektinu, hormonu, kter\u00fd zlep\u0161uje citlivost na inzul\u00edn a chr\u00e1n\u00ed p\u0159ed cukrovkou 2. typu.<\/span><\/p>\n

Tento p\u0159irozen\u00fd mechanismus pom\u00e1h\u00e1 p\u016fsobit proti\u00a0<\/span>inzul\u00ednov\u00e9 rezistenci<\/span><\/a>\u00a0, na rozd\u00edl od toxick\u00fdch l\u00e9k\u016f velk\u00fdch farmaceutick\u00fdch spole\u010dnost\u00ed, kter\u00e9 zhor\u0161uj\u00ed metabolick\u00e9 zdrav\u00ed a z\u00e1rove\u0148 pln\u00ed s\u00e1\u010dky firem.<\/span><\/p>\n

P\u0159esto\u017ee je v\u00fdzkum zat\u00edm v p\u0159edb\u011b\u017en\u00e9 f\u00e1zi a vy\u017eaduje zkou\u0161ky bezpe\u010dnosti a \u00fa\u010dinnosti na \u017eiv\u00fdch organismech, je v souladu s rostouc\u00edm z\u00e1jmem o potraviny jako l\u00e9\u010diva. Jedn\u00e1 se o paradigma, kter\u00e9 modern\u00ed l\u00e9\u010diva odsouvaj\u00ed na vedlej\u0161\u00ed kolej, ale kter\u00e1 je \u00fast\u0159edn\u00edm prvkem tradi\u010dn\u00edch l\u00e9\u010debn\u00fdch syst\u00e9m\u016f na cel\u00e9m sv\u011bt\u011b.<\/span><\/p>\n

Pro diabetiky a spot\u0159ebitele, kte\u0159\u00ed dbaj\u00ed na sv\u00e9 zdrav\u00ed, zji\u0161t\u011bn\u00ed zd\u016fraz\u0148uj\u00ed dvoj\u00ed roli k\u00e1vy jako denn\u00edho ritu\u00e1lu a potenci\u00e1ln\u00edho terapeutick\u00e9ho prost\u0159edku.<\/span><\/p>\n

Budouc\u00ed aplikace by se mohly pohybovat od obohacen\u00fdch k\u00e1vov\u00fdch produkt\u016f a\u017e po izolovan\u00e9 dopl\u0148ky. Qiu a jeho spoluauto\u0159i v\u0161ak upozor\u0148uj\u00ed, \u017ee \u00farove\u0148 pra\u017een\u00ed, p\u016fvod zrn a metody va\u0159en\u00ed mohou ovlivnit dostupnost zm\u00edn\u011bn\u00fdch slou\u010denin.<\/span><\/p>\n

Analytick\u00fd r\u00e1mec studie z\u00e1rove\u0148 nab\u00edz\u00ed pl\u00e1n na odhalen\u00ed skryt\u00fdch bioaktivn\u00edch molekul v jin\u00fdch potravin\u00e1ch, \u010d\u00edm\u017e se roz\u0161i\u0159uje p\u0159\u00edstup k p\u0159\u00edrodn\u00ed l\u00e9k\u00e1rn\u011b pro ka\u017ed\u00e9ho.<\/span><\/p>\n

Ve sv\u011bt\u011b, kde syntetick\u00e9 l\u00e9ky dominuj\u00ed v dom\u00e1c\u00edch l\u00e9k\u00e1rni\u010dk\u00e1ch, mohou b\u00fdt p\u0159\u00edrodn\u00ed \u0159e\u0161en\u00ed ukryta p\u0159\u00edmo pod na\u0161ima o\u010dima kl\u00ed\u010dem k obnoven\u00ed zdrav\u00ed, jedna sklenice za druhou.<\/span><\/p>\n

Z\u00e1v\u011br<\/span><\/h2>\n

O p\u0159\u00edrodn\u00ed l\u00e9\u010db\u011b cukrovky jsme p\u0159ed \u010dasem vydali tak\u00e9 samostatnou elektronickou knihu. V\u00edce informac\u00ed o n\u00ed naleznete\u00a0\u00a0<\/span>ZDE<\/span><\/strong><\/a>\u00a0\u00a0(o jej\u00ed \u010desk\u00e9 verzi\u00a0\u00a0<\/span>ZDE<\/span><\/strong><\/a>\u00a0).<\/span><\/p>\n

V e-knize se dozv\u00edte v\u0161e pot\u0159ebn\u00e9 pro p\u0159\u00edrodn\u00ed l\u00e9\u010dbu diabetu 1. i 2. typu, v\u010detn\u011b p\u0159\u00ed\u010din onemocn\u011bn\u00ed, doporu\u010den\u00e9 stravy a dopl\u0148k\u016f, bylinek, prevence, p\u0159\u00edznak\u016f rozv\u00edjej\u00edc\u00ed se nemoci, vlivu \u017eivotn\u00edho stylu, p\u0159edch\u00e1zen\u00ed komplikac\u00edm jako slepota, po\u0161kozen\u00ed ledvin \u010di amputace kon\u010detin a mnoho dal\u0161\u00edch d\u016fle\u017eit\u00fdch informac\u00ed.<\/span><\/p>\n

Autor: Ramon Tomey, Zdroj:\u00a0<\/span>naturalnews.com<\/span><\/a><\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

V\u00fdzkumn\u00edci z Kunmingsk\u00e9ho botanick\u00e9ho institutu v \u010d\u00ednsk\u00e9 provincii Yunnan identifikovali t\u0159i dosud nezn\u00e1m\u00e9 slou\u010deniny v…<\/p>\n","protected":false},"author":2,"featured_media":98128,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[5118,6691,918,21],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/98127"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=98127"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/98127\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/98128"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=98127"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=98127"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=98127"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}