{"id":90166,"date":"2025-10-19T05:37:37","date_gmt":"2025-10-19T03:37:37","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=90166"},"modified":"2025-10-19T05:37:37","modified_gmt":"2025-10-19T03:37:37","slug":"bezne-prirodni-sladidlo-dokazalo-v-prulomove-studii-dramaticky-obnovit-rust-vlasu","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2025\/10\/19\/bezne-prirodni-sladidlo-dokazalo-v-prulomove-studii-dramaticky-obnovit-rust-vlasu\/","title":{"rendered":"B\u011b\u017en\u00e9 p\u0159\u00edrodn\u00ed sladidlo dok\u00e1zalo v pr\u016flomov\u00e9 studii dramaticky obnovit r\u016fst vlas\u016f"},"content":{"rendered":"
<\/div>\n

B\u011b\u017en\u00e9 p\u0159\u00edrodn\u00ed sladidlo, kter\u00e9 se nach\u00e1z\u00ed v tis\u00edc\u00edch produkt\u016f od dietn\u00edch n\u00e1poj\u016f a\u017e po n\u00e1hra\u017eky cukru, by mohlo b\u00fdt kl\u00ed\u010dem k mnohem \u00fa\u010dinn\u011bj\u0161\u00ed l\u00e9\u010db\u011b pro miliony lid\u00ed z\u00e1pas\u00edc\u00edch s vypad\u00e1v\u00e1n\u00edm vlas\u016f.<\/span><\/p>\n

V\u00fdzkumn\u00edci z\u00a0<\/span>Univerzity v Sydney<\/span><\/em>\u00a0a\u00a0<\/span>\u010c\u00ednsk\u00e9 farmaceutick\u00e9 univerzity<\/span><\/em> vyvinuli novou rozpou\u0161t\u011bc\u00ed mikrojehli\u010dkovou n\u00e1plast s pou\u017eit\u00edm steviozidu, slou\u010deniny z rostliny st\u00e9vie, kter\u00e1 dramaticky zlep\u0161uje dod\u00e1v\u00e1n\u00ed standardn\u00edho l\u00e9ku proti vypad\u00e1v\u00e1n\u00ed vlas\u016f minoxidilu.<\/span><\/p>\n

Tento v\u00fdzkum v ran\u00e9m st\u00e1diu, proveden\u00fd na my\u0161\u00edch modelech, zaznamenal pozoruhodn\u00e9 zlep\u0161en\u00ed r\u016fstu vlas\u016f a nab\u00edz\u00ed tak potenci\u00e1ln\u00ed pohled do budoucnosti p\u0159irozen\u011bj\u0161\u00edch a \u00fa\u010dinn\u011bj\u0161\u00edch terapi\u00ed.<\/span><\/p>\n

Minoxidil je ji\u017e desetilet\u00ed z\u00e1kladn\u00edm kamenem lok\u00e1ln\u00ed l\u00e9\u010dby vypad\u00e1v\u00e1n\u00ed vlas\u016f aplikovan\u00e9 p\u0159\u00edmo na k\u016f\u017ei.<\/span><\/p>\n

Je schv\u00e1len americk\u00fdm\u00a0<\/span>\u00da\u0159adem pro kontrolu potravin a l\u00e9\u010div<\/span><\/em>\u00a0(FDA). Disponuje mechanismy, kter\u00e9 zahrnuj\u00ed zv\u011bt\u0161en\u00ed vlasov\u00fdch folikul\u016f a zlep\u0161en\u00ed pr\u016ftoku krve do poko\u017eky hlavy.<\/span><\/p>\n

Jeho \u00fa\u010dinnost je v\u0161ak omezena n\u00edzkou rozpustnost\u00ed ve vod\u011b a neschopnost\u00ed \u00fa\u010dinn\u011b proniknout do poko\u017eky. To \u010dasto vede k nekonzistentn\u00edm v\u00fdsledk\u016fm a vy\u017eaduje p\u0159\u00edsn\u00fd a \u010dast\u00fd aplika\u010dn\u00ed re\u017eim, kter\u00fd je pro mnoh\u00e9 pacienty obt\u00ed\u017en\u00e9 dodr\u017eovat.<\/span><\/p>\n

V\u011bdeck\u00fd t\u00fdm zvolil p\u0159ekvapuj\u00edc\u00ed \u0159e\u0161en\u00ed – steviosid. Tato p\u0159\u00edrodn\u00ed slou\u010denina, zn\u00e1m\u00e1 p\u0159edev\u0161\u00edm jako sladidlo s nulov\u00fdm obsahem kalori\u00ed, m\u00e1 jedine\u010dnou molekul\u00e1rn\u00ed strukturu.<\/span><\/p>\n

V\u00fdzkumn\u00edci zjistili, \u017ee steviosid dok\u00e1\u017ee zv\u00fd\u0161it rozpustnost minoxidilu ve vod\u011b p\u0159ibli\u017en\u011b 18kr\u00e1t. Tato transformace \u00fa\u010dinn\u011b obal\u00ed molekulu minoxidilu ve vod\u011b rozpustn\u00e9m obalu, co\u017e j\u00ed umo\u017en\u00ed voln\u011bj\u0161\u00ed pohyb.<\/span><\/p>\n

Sladk\u00e9 \u0159e\u0161en\u00ed pro tvrdohlav\u00fd probl\u00e9m<\/span><\/h2>\n

V\u00fdzkumn\u00edci pak vzali tuto superrozpustnou sm\u011bs a vyrobili z n\u00ed soubor drobn\u00fdch, rozpustn\u00fdch mikrojehli\u010dek. Ka\u017ed\u00e1 jehla je sotva del\u0161\u00ed ne\u017e p\u016fl milimetru.<\/span><\/p>\n

N\u00e1plast je navr\u017eena tak, aby bezbolestn\u011b prop\u00edchla nejsvrchn\u011bj\u0161\u00ed vrstvu k\u016f\u017ee a vytvo\u0159ila mikroskopick\u00e9 kan\u00e1lky, kter\u00e9 dod\u00e1vaj\u00ed l\u00e9\u010divo p\u0159\u00edmo do hlub\u0161\u00edch vrstev poko\u017eky, kde se nach\u00e1zej\u00ed vlasov\u00e9 folikuly.<\/span><\/p>\n

Po zaveden\u00ed se jehly zcela rozpust\u00ed a postupem \u010dasu uvoln\u00ed l\u00e9\u010divou l\u00e1tku.<\/span><\/p>\n

V laboratorn\u00edch testech byla vysok\u00e1 \u00fa\u010dinnost n\u00e1plasti hned z\u0159ejm\u00e1. Pou\u017eit\u00edm k\u016f\u017ee z vep\u0159ov\u00e9ho ucha, kter\u00e1 siln\u011b napodobuje lidskou poko\u017eku, n\u00e1plasti se steviosidov\u00fdmi mikrojehli\u010dkami dodaly p\u0159ibli\u017en\u011b 85 procent sv\u00e9ho l\u00e9\u010diva do k\u016f\u017ee do 24 hodin.<\/span><\/p>\n

A co je je\u0161t\u011b d\u016fle\u017eit\u011bj\u0161\u00ed, p\u0159ibli\u017en\u011b 18 procent minoxidilu se uchytilo v ko\u017en\u00ed tk\u00e1ni tam, kde je zapot\u0159eb\u00ed. Tradi\u010dn\u00ed roztok minoxidilu dosahuje pouze 68procentn\u00ed penetrace a v k\u016f\u017ei z\u016fstane pouze 8 procent.<\/span><\/p>\n

Skute\u010dn\u00fdm testem byly studie na my\u0161\u00edch. Injekc\u00ed testosteronu v\u011bdci vytvo\u0159ili model androgenn\u00ed alopecie, nejb\u011b\u017en\u011bj\u0161\u00ed formy vypad\u00e1v\u00e1n\u00ed vlas\u016f.<\/span><\/p>\n

V\u00fdsledky byly pozoruhodn\u00e9. My\u0161i l\u00e9\u010den\u00e9 steviosidovou mikrojehli\u010dkovou n\u00e1plast\u00ed vykazovaly nov\u00fd r\u016fst vlas\u016f do 14. dne. Do 35. dne vlasy pokr\u00fdvaly p\u0159ibli\u017en\u011b 68 procent o\u0161et\u0159ovan\u00e9 oblasti. Naproti tomu my\u0161i l\u00e9\u010den\u00e9 standardn\u00edm 2% roztokem minoxidilu vykazovaly po stejn\u00e9m obdob\u00ed pouze 26% pokryt\u00ed.<\/span><\/p>\n

P\u0159ekon\u00e1n\u00ed standardu<\/span><\/h2>\n

D\u016fvod tohoto dramatick\u00e9ho zlep\u0161en\u00ed se skr\u00fdv\u00e1 pod k\u016f\u017e\u00ed. Mikrojehli\u010dkov\u00e9 n\u00e1plasti \u00fasp\u011b\u0161n\u011b podn\u00edtily vlasov\u00e9 folikuly k p\u0159echodu z f\u00e1ze klidu do f\u00e1ze aktivn\u00edho r\u016fstu vlas\u016f.<\/span><\/p>\n

Vy\u0161et\u0159en\u00ed vzork\u016f k\u016f\u017ee uk\u00e1zalo, \u017ee folikuly u l\u00e9\u010den\u00fdch my\u0161\u00ed byly tmav\u0161\u00ed a nach\u00e1zely se v hlub\u0161\u00edch vrstv\u00e1ch, co\u017e jsou jasn\u00e9 znaky aktivn\u00edho r\u016fstu a zv\u00fd\u0161en\u00e9 pigmentace. Folikuly u nel\u00e9\u010den\u00fdch zv\u00ed\u0159at z\u016fstaly v klidov\u00e9 f\u00e1zi.<\/span><\/p>\n

Tento syst\u00e9m pod\u00e1v\u00e1n\u00ed nab\u00edz\u00ed n\u011bkolik potenci\u00e1ln\u00edch v\u00fdhod. Mechanick\u00e1 penetrace obch\u00e1z\u00ed hlavn\u00ed ko\u017en\u00ed bari\u00e9ru, zat\u00edmco steviosid zaji\u0161\u0165uje, \u017ee l\u00e9\u010divo z\u016fstane rozpu\u0161t\u011bn\u00e9 a biologicky dostupn\u00e9.<\/span><\/p>\n

Rozpou\u0161t\u011bc\u00ed povaha jehel znamen\u00e1, \u017ee v k\u016f\u017ei nez\u016fst\u00e1vaj\u00ed \u017e\u00e1dn\u00e9 ostr\u00e9 \u010d\u00e1stice. Toto kontrolovan\u00e9 uvol\u0148ov\u00e1n\u00ed by tak\u00e9 mohlo sn\u00ed\u017eit \u010detnost pot\u0159ebn\u00e9 aplikace, \u010d\u00edm\u017e by se vy\u0159e\u0161ila hlavn\u00ed p\u0159ek\u00e1\u017eka p\u0159i dodr\u017eov\u00e1n\u00ed sou\u010dasn\u00e9 denn\u00ed l\u00e9\u010dby pacienty.<\/span><\/p>\n

Spoluautor v\u00fdzkumu, Dr. Lifeng Kang z University of Sydney, shrnul perspektivnost v\u00fdzkumu takto:<\/span><\/p>\n

\u201ePou\u017eit\u00ed steviozidu ke zv\u00fd\u0161en\u00ed \u00fa\u010dinku minoxidilu p\u0159edstavuje slibn\u00fd krok k \u00fa\u010dinn\u011bj\u0161\u00ed a p\u0159irozen\u011bj\u0161\u00ed l\u00e9\u010db\u011b vypad\u00e1v\u00e1n\u00ed vlas\u016f, kter\u00e1 by mohla prosp\u011bt milion\u016fm lid\u00ed na cel\u00e9m sv\u011bt\u011b.\u201c<\/span><\/em><\/p>\n

Je v\u0161ak d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee zat\u00edm jde o brzk\u00fd v\u00fdzkum, kter\u00fd je ve f\u00e1zi ov\u011b\u0159ov\u00e1n\u00ed konceptu. Studie pou\u017eila my\u0161\u00ed model, kter\u00fd dokonale nereplikuje komplexn\u00ed genetick\u00e9 a hormon\u00e1ln\u00ed faktory\u00a0<\/span>vypad\u00e1v\u00e1n\u00ed vlas\u016f<\/span><\/a>\u00a0u lid\u00ed.<\/span><\/p>\n

D\u0159\u00edve, ne\u017e bude takov\u00e1 l\u00e9\u010dba v\u016fbec dostupn\u00e1, je je\u0161t\u011b zapot\u0159eb\u00ed rozs\u00e1hl\u00e9 testov\u00e1n\u00ed bezpe\u010dnosti a \u00fa\u010dinnosti na lidech.<\/span><\/p>\n

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

Pro ka\u017ed\u00e9ho, koho frustruj\u00ed omezen\u00ed sou\u010dasn\u00fdch mo\u017enost\u00ed l\u00e9\u010dby vypad\u00e1v\u00e1n\u00ed vlas\u016f a nebezpe\u010d\u00ed spojen\u00e1 s l\u00e9\u010dbou jako finasterid, tento nov\u00fd p\u0159\u00edstup s pou\u017eit\u00edm b\u011b\u017en\u00e9ho sladidla poskytuje p\u0159esv\u011bd\u010div\u00fd d\u016fvod k tomu, aby se poohl\u00e9dl po nov\u00fdch \u0159e\u0161en\u00edch inspirovan\u00fdch p\u0159\u00edrodou.<\/span><\/p>\n

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Autor: Cassie B., Zdroj:\u00a0<\/span>naturalnews.com<\/span><\/a><\/div>\n
<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

B\u011b\u017en\u00e9 p\u0159\u00edrodn\u00ed sladidlo, kter\u00e9 se nach\u00e1z\u00ed v tis\u00edc\u00edch produkt\u016f od dietn\u00edch n\u00e1poj\u016f a\u017e po n\u00e1hra\u017eky…<\/p>\n","protected":false},"author":2,"featured_media":90167,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[5995,9929,3508,21],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/90166"}],"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=90166"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/90166\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/90167"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=90166"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=90166"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=90166"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}