{"id":31260,"date":"2026-05-20T07:53:01","date_gmt":"2026-05-20T07:53:01","guid":{"rendered":"https:\/\/stagvape.com\/salt-nicotine-e-cigarettes-smoking-cessation-study"},"modified":"2026-06-08T04:43:46","modified_gmt":"2026-06-08T04:43:46","slug":"salt-nicotine-e-cigarettes-smoking-cessation-study","status":"publish","type":"post","link":"https:\/\/stagvape.com\/cs\/studie-o-vapingu\/salt-nicotine-e-cigarettes-smoking-cessation-study","title":{"rendered":"Nov\u00e1 studie ukazuje, \u017ee e-cigarety souvisej\u00ed s ni\u017e\u0161\u00ed expozic\u00ed \u0161kodliv\u00fdm chemik\u00e1li\u00edm a lep\u0161\u00edmi v\u00fdsledky p\u0159i odvyk\u00e1n\u00ed"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">V\u00fdzkumn\u00edci z Penn State College of Medicine publikovali pr\u016flomovou studii v <a href=\"https:\/\/jamanetwork.com\/journals\/jamanetworkopen\" rel=\"nofollow noopener\" target=\"_blank\">JAMA Network Open<\/a>, kter\u00e1 potvrzuje, \u017ee p\u0159echod na podov\u00e9 elektronick\u00e9 cigarety s nikotinovou sol\u00ed v\u00fdrazn\u011b sni\u017euje expozici smrteln\u00fdm toxikant\u016fm. Tato v\u016fbec prvn\u00ed randomizovan\u00e1 studie v USA tohoto typu p\u0159ich\u00e1z\u00ed v dob\u011b, kdy ve\u0159ejn\u00e9 zdravotnick\u00e9 org\u00e1ny hledaj\u00ed \u00fa\u010dinn\u011bj\u0161\u00ed \u201eoff-ramps\u201c pro 10 % Ameri\u010dan\u016f, kte\u0159\u00ed i po desetilet\u00edch snah o ukon\u010den\u00ed kou\u0159en\u00ed st\u00e1le kou\u0159\u00ed klasitick\u00e9 tab\u00e1kov\u00e9 v\u00fdrobky.<\/p>\n\n<p class=\"wp-block-paragraph\">Studie zve\u0159ejn\u011bn\u00e1 19. kv\u011btna 2026 zd\u016fraz\u0148uje z\u00e1sadn\u00ed rozd\u00edl v redukci \u0161kod spojen\u00fdch s tab\u00e1kem: zat\u00edmco nikotin je hlavn\u00ed l\u00e1tkou zodpov\u011bdnou za vznik z\u00e1vislosti, smrteln\u00e9 n\u00e1sledky kou\u0159en\u00ed\u2014jako rakovina plic a kardiovaskul\u00e1rn\u00ed onemocn\u011bn\u00ed\u2014vypl\u00fdvaj\u00ed z komplexn\u00ed sm\u011bsi toxikant\u016f vznikaj\u00edc\u00edch p\u0159i spalov\u00e1n\u00ed tab\u00e1kov\u00e9ho listu.<\/p>\n\n<h2 class=\"wp-block-heading\">V\u011bda o dod\u00e1v\u00e1n\u00ed nikotinu ve form\u011b soli<\/h2>\n\n<p class=\"wp-block-paragraph\">Zkoum\u00e1n\u00ed se zam\u011b\u0159ilo konkr\u00e9tn\u011b na modern\u00ed podov\u00e9 syst\u00e9my vyu\u017e\u00edvaj\u00edc\u00ed <a href=\"https:\/\/stagvape.com\/cs\/vape-pruvodce\/nicotinove-soli-vs-nikotin-freebase-guide\">formulace s nikotinovou sol\u00ed<\/a>. Na rozd\u00edl od d\u0159\u00edv\u011bj\u0161\u00edch model\u016f e-cigaret technologie nikotinov\u00fdch sol\u00ed umo\u017e\u0148uje plynulej\u0161\u00ed a efektivn\u011bj\u0161\u00ed dod\u00e1n\u00ed nikotinu do krevn\u00edho ob\u011bhu. Tento rychl\u00fd pr\u016fnik velmi t\u011bsn\u011b napodobuje z\u00e1\u017eitek z kou\u0159en\u00ed tradi\u010dn\u00ed cigarety, co\u017e je kl\u00ed\u010dov\u00e9 pro \u0159e\u0161en\u00ed siln\u00fdch chut\u00ed a abstinen\u010dn\u00edch p\u0159\u00edznak\u016f, kter\u00e9 \u010dasto vedou k relapsu.<\/p>\n\n<p class=\"wp-block-paragraph\">Do studie bylo za\u0159azeno 104 dosp\u011bl\u00fdch \u00fa\u010dastn\u00edk\u016f, kte\u0159\u00ed vykou\u0159ili alespo\u0148 \u010dty\u0159i cigarety denn\u011b. Pro zaji\u0161t\u011bn\u00ed v\u011bdeck\u00e9 integrity t\u00fdm pou\u017eil dvojit\u011b zaslepen\u00e9 uspo\u0159\u00e1d\u00e1n\u00ed, ve kter\u00e9m byli \u00fa\u010dastn\u00edci n\u00e1hodn\u011b rozd\u011bleni k pou\u017e\u00edv\u00e1n\u00ed bu\u010f 5% podov\u00e9ho za\u0159\u00edzen\u00ed s nikotinem, nebo identick\u00e9ho placebov\u00e9ho za\u0159\u00edzen\u00ed bez nikotinu.<\/p>\n\n<h2 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 zji\u0161t\u011bn\u00ed: odvyk\u00e1n\u00ed a biomarkery<\/h2>\n\n<p class=\"wp-block-paragraph\">B\u011bhem \u0161esti t\u00fddn\u016f v\u00fdzkumn\u00fd t\u00fdm sledoval \u00fa\u010dastn\u00edky pomoc\u00ed objektivn\u00edch biologick\u00fdch ukazatel\u016f. Nejd\u016fle\u017eit\u011bj\u0161\u00edm z nich bylo NNAL, biomarker karcinogenu v plic\u00edch, kter\u00fd je exkluzivn\u00ed pro u\u017e\u00edv\u00e1n\u00ed tab\u00e1ku. M\u011b\u0159en\u00edm NNAL v mo\u010di a vydechovan\u00e9m dechu mohli v\u00fdzkumn\u00edci ov\u011b\u0159it, zda \u00fa\u010dastn\u00edci skute\u010dn\u011b sn\u00ed\u017eili svou konzumaci tab\u00e1ku, nebo ji pouze dopl\u0148ovali.<\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">Ukazatel<\/th><th class=\"has-text-align-left\" data-align=\"left\">Skupina pod\u016f s nikotinem (5 %)<\/th><th class=\"has-text-align-left\" data-align=\"left\">Placebo skupina (0 %)<\/th><\/tr><\/thead><tbody><tr><td><strong>M\u00edra odvyk\u00e1n\u00ed (6. t\u00fdden)<\/strong><\/td><td>36.5%<\/td><td>V\u00fdrazn\u011b ni\u017e\u0161\u00ed (cca 1\/3 skupiny s nikotinem)<\/td><\/tr><tr><td><strong>Koncentrace NNAL<\/strong><\/td><td>V\u00fdrazn\u011b sn\u00ed\u017een\u00e1<\/td><td>M\u00edrn\u00e9 sn\u00ed\u017een\u00ed<\/td><\/tr><tr><td><strong>Zvl\u00e1d\u00e1n\u00ed abstinence<\/strong><\/td><td>Vysok\u00e1 spokojenost \/ n\u00edzk\u00e9 chut\u011b<\/td><td>Vysok\u00e9 chut\u011b \/ siln\u00e1 abstinence<\/td><\/tr><tr><td><strong>Pokra\u010dov\u00e1n\u00ed (10. t\u00fdden)<\/strong><\/td><td>Trval\u00e1 abstinence<\/td><td>Vysok\u00e1 m\u00edra relapsu<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<p class=\"wp-block-paragraph\">V\u00fdsledky byly p\u0159esv\u011bd\u010div\u00e9. \u00da\u010dastn\u00edci ve skupin\u011b s nikotinem m\u011bli na konci studie t\u0159ikr\u00e1t vy\u0161\u0161\u00ed pravd\u011bpodobnost, \u017ee zcela p\u0159estanou kou\u0159it. Nav\u00edc sn\u00ed\u017een\u00ed hladin NNAL u skupiny s nikotinem nazna\u010duje, \u017ee i u t\u011bch, kte\u0159\u00ed \u00fapln\u011b s kou\u0159en\u00edm neskon\u010dili, p\u0159echod na e-cigarety v\u00fdznamn\u011b sn\u00ed\u017eil jejich expozici chemik\u00e1li\u00edm zp\u016fsobuj\u00edc\u00edm rakovinu.<\/p>\n\n<ul class=\"wp-block-list\">\n<li>P\u0159e\u010dt\u011bte si v\u00edce: <a href=\"https:\/\/stagvape.com\/cs\/vape-novinky\/studie-e-cigaretky-predceni-nrt-pri-odvykani-koureni\">Studie: E-cigarety dosahuj\u00ed lep\u0161\u00edch v\u00fdsledk\u016f ne\u017e NRT p\u0159i odvyk\u00e1n\u00ed kou\u0159en\u00ed<\/a><\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Behavior\u00e1ln\u00ed vs. farmakologick\u00e9 dopady<\/h2>\n\n<p class=\"wp-block-paragraph\">Zaj\u00edmav\u00e9 je, \u017ee i ve skupin\u011b s placebem do\u0161lo k m\u00edrn\u00e9mu poklesu \u00farovn\u00ed toxikant\u016f. V\u00fdzkumn\u00edci to p\u0159i\u010d\u00edtaj\u00ed behavior\u00e1ln\u00edm aspekt\u016fm vapingu\u2014nap\u0159\u00edklad pohybu \u201eruka k \u00fast\u016fm\u201c a senzorick\u00e9mu z\u00e1\u017eitku p\u0159i vdechov\u00e1n\u00ed aerosolu\u2014co\u017e pomohlo n\u011bkter\u00fdm \u00fa\u010dastn\u00edk\u016fm sn\u00ed\u017eit spot\u0159ebu cigaret. Bez n\u00e1hrady nikotinu v\u0161ak tito \u00fa\u010dastn\u00edci trp\u011bli zhor\u0161en\u00fdmi abstinen\u010dn\u00edmi p\u0159\u00edznaky, co\u017e d\u011blalo dlouhodobou abstinenci t\u00e9m\u011b\u0159 nemo\u017enou.<\/p>\n\n<p class=\"wp-block-paragraph\">Hlavn\u00ed autorka Jessica Yingst uvedla, \u017ee farmakologick\u00e9 dod\u00e1n\u00ed nikotinu je \u201ekl\u00ed\u010dov\u00fdm prvkem\u201c \u00fasp\u011bchu p\u0159i odvyk\u00e1n\u00ed. Tato za\u0159\u00edzen\u00ed uspokoj\u00ed fyziologickou z\u00e1vislost bez \u201etoxikantn\u00ed sm\u011bsi\u201c vznikaj\u00edc\u00ed spalov\u00e1n\u00edm, a nab\u00edzej\u00ed tak re\u00e1lnou terapeutickou cestu pro zvykl\u00e9 ku\u0159\u00e1ky.<\/p>\n\n<h2 class=\"wp-block-heading\">Regula\u010dn\u00ed a ve\u0159ejn\u011bzdravotn\u00ed souvislosti<\/h2>\n\n<p class=\"wp-block-paragraph\">Tento v\u00fdzkum podpo\u0159ilo za\u0159azen\u00ed Penn State jako Tobacco Center for Regulatory Science (TCORS), financovan\u00e9 FDA a NIH. O\u010dek\u00e1v\u00e1 se, \u017ee zji\u0161t\u011bn\u00ed budou hr\u00e1t v\u00fdznamnou roli p\u0159i formov\u00e1n\u00ed budouc\u00edch sm\u011brnic FDA t\u00fdkaj\u00edc\u00edch se regulace e-cigaret a klinick\u00e9 l\u00e9\u010dby z\u00e1vislosti na tab\u00e1ku.<\/p>\n\n<p class=\"wp-block-paragraph\">Hlavn\u00ed vy\u0161et\u0159ovatel Jonathan Foulds zd\u016fraznil, \u017ee studie posouv\u00e1 obor bl\u00ed\u017ee k postup\u016fm zalo\u017een\u00fdm na d\u016fkazech, kter\u00e9 slad\u00ed zvl\u00e1d\u00e1n\u00ed z\u00e1vislosti s minimalizac\u00ed \u0161kod. Sou\u010dasn\u00fd v\u00fdzkum v Penn State Center for Research on Tobacco and Health u\u017e tato zji\u0161t\u011bn\u00ed d\u00e1le roz\u0161i\u0159uje a zkoum\u00e1 i dal\u0161\u00ed alternativy, nap\u0159\u00edklad peror\u00e1ln\u00ed nikotinov\u00e9 pouches, aby roz\u0161\u00ed\u0159il prostor pro redukci \u0161kod.<\/p>\n\n<p class=\"wp-block-paragraph\">Nakonec tato pr\u016flomov\u00e1 studie zpochyb\u0148uje vn\u00edm\u00e1n\u00ed e-cigaret jako \u010dist\u011b rekrea\u010dn\u00ed z\u00e1le\u017eitosti. D\u00edky siln\u00fdm empirick\u00fdm d\u016fkaz\u016fm o jejich terapeutick\u00e9m potenci\u00e1lu v\u00fdzkum nazna\u010duje, \u017ee modern\u00ed podov\u00e9 za\u0159\u00edzen\u00ed by mohla z\u00e1sadn\u011b prom\u011bnit \u00fasil\u00ed v oblasti kontroly tab\u00e1ku a zachr\u00e1nit po cel\u00e9m sv\u011bt\u011b nespo\u010det \u017eivot\u016f.<\/p>\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n\n<p class=\"wp-block-paragraph\"><strong>T\u00e9ma v\u00fdzkumu<\/strong>: Lid\u00e9<br \/><strong>N\u00e1zev \u010dl\u00e1nku<\/strong>: Expozice toxikant\u016fm po p\u0159echodu z cigaret na podov\u011b podm\u00edn\u011bnou elektronickou cigaretu<br \/><strong>Datum publikace zpr\u00e1v<\/strong>: 19. kv\u011btna 2026<br \/><strong>Webov\u00e9 reference<\/strong>:\u00a0<a href=\"https:\/\/doi.org\/10.1001\/jamanetworkopen.2026.13292\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">https:\/\/doi.org\/10.1001\/jamanetworkopen.2026.13292<\/a><br \/><strong>Reference<\/strong>: Studie JAMA Network Open od Penn State College of Medicine, 19. kv\u011btna 2026<br \/><strong>Kl\u00ed\u010dov\u00e1 slova<\/strong>: Poruchy souvisej\u00edc\u00ed s l\u00e1tkami, Tab\u00e1k, Z\u00e1vislost, Riziko rakoviny, Karcinogeny, Onemocn\u011bn\u00ed srdce, Kardiovaskul\u00e1rn\u00ed onemocn\u011bn\u00ed, Kardiovaskul\u00e1rn\u00ed poruchy, Respira\u010dn\u00ed poruchy, Ve\u0159ejn\u00e9 zdrav\u00ed, Rakovina, Kou\u0159<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Randomizovan\u00e1 studie uv\u00e1d\u00ed, \u017ee podov\u00e9 vapy ztrojn\u00e1sobuj\u00ed \u00fasp\u011b\u0161nost p\u0159i odvyk\u00e1n\u00ed a v\u00fdrazn\u011b sni\u017euj\u00ed expozici karcinogen\u016fm v plic\u00edch.<\/p>\n","protected":false},"author":1,"featured_media":31261,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2038],"tags":[93],"class_list":["post-31260","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-studie-o-vapingu","tag-smoking-cessation"],"acf":[],"_links":{"self":[{"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/posts\/31260","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/comments?post=31260"}],"version-history":[{"count":0,"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/posts\/31260\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/media\/31261"}],"wp:attachment":[{"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/media?parent=31260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/categories?post=31260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stagvape.com\/cs\/wp-json\/wp\/v2\/tags?post=31260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}