{"id":35579,"date":"2023-09-06T00:59:58","date_gmt":"2023-09-05T22:59:58","guid":{"rendered":"http:\/\/www.infokuryr.cz\/n\/?p=35579"},"modified":"2023-09-05T12:18:37","modified_gmt":"2023-09-05T10:18:37","slug":"v-krvi-a-moci-uzivatelu-marihuany-nalezene-vyznamne-hladiny-kovu","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2023\/09\/06\/v-krvi-a-moci-uzivatelu-marihuany-nalezene-vyznamne-hladiny-kovu\/","title":{"rendered":"V krvi a mo\u010di u\u017eivatel\u016f marihuany nalezen\u00e9 v\u00fdznamn\u00e9 hladiny kov\u016f"},"content":{"rendered":"
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V nov\u00e9 studii v\u011bdci z\u00a0<\/span>Mailman School of Public Health na Kolumbijsk\u00e9 univerzit\u011b<\/span><\/a>\u00a0zjistili v\u00fdznamn\u00e9 hladiny kov\u016f olova a kadmia v krvi a mo\u010di u\u017eivatel\u016f marihuany.\u00a0Jedn\u00e1 se o jednu z prvn\u00edch a nejrozs\u00e1hlej\u0161\u00edch studi\u00ed, kter\u00e1 ukazuje koncentrace kov\u016f biomarker\u016f u u\u017eivatel\u016f marihuany a prokazuje souvislost mezi vlastn\u00edm u\u017e\u00edv\u00e1n\u00edm marihuany a vnit\u0159n\u00ed expozic\u00ed kov\u016fm, sp\u00ed\u0161e ne\u017e jen zkoum\u00e1n\u00edm koncentrac\u00ed kov\u016f v rostlin\u011b konop\u00ed, uvedli v\u011bdci.\u00a0Zji\u0161t\u011bn\u00ed byla zve\u0159ejn\u011bna online\u00a0<\/span>v<\/span><\/a>\u00a0\u010dasopise Environmental Health Perspectives.<\/span><\/p>\n

Marihuana je po tab\u00e1ku a alkoholu t\u0159et\u00ed nejpou\u017e\u00edvan\u011bj\u0161\u00ed drogou na sv\u011bt\u011b a v mnoha st\u00e1tech byla legalizov\u00e1na pro rekrea\u010dn\u00ed a l\u00e9\u010debn\u00e9 \u00fa\u010dely.\u00a0Proto\u017ee v\u0161ak marihuana z\u016fst\u00e1v\u00e1 na feder\u00e1ln\u00ed \u00farovni ileg\u00e1ln\u00ed, regulace kontaminant\u016f ve v\u0161ech produktech obsahuj\u00edc\u00edch konop\u00ed z\u016fst\u00e1v\u00e1 nejednotn\u00e1 a neexistuj\u00ed \u017e\u00e1dn\u00e9 feder\u00e1ln\u00ed sm\u011brnice.<\/span><\/p>\n

Ke kontaminaci produkt\u016f z marihuany doch\u00e1z\u00ed b\u011bhem r\u016fstu, produkce a spot\u0159eby.\u00a0Rostlina konop\u00ed je zn\u00e1m\u00fdm hyperakumul\u00e1torem kov\u016f z vody, p\u016fdy, hnojiv a pesticid\u016f.\u00a0Nefiltrovan\u00fd kou\u0159 marihuany obsahuje vysok\u00e9 koncentrace kov\u016f a bylo pozorov\u00e1no vyplavov\u00e1n\u00ed kov\u016f z konopn\u00fdch aerosol\u016f v vaporiza\u010dn\u00edch za\u0159\u00edzen\u00edch.\u00a0A\u010dkoli 28 st\u00e1t\u016f reguluje hladiny anorganick\u00e9ho arsenu, kadmia, olova a celkov\u00e9 rtuti v produktech z marihuany, limity se li\u0161\u00ed podle kovu a st\u00e1tu.<\/span><\/p>\n

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Proto\u017ee je rostlina konop\u00ed zn\u00e1m\u00e1 jako lapa\u010d kov\u016f, v\u00fdzkumn\u00fd t\u00fdm p\u0159edpokl\u00e1dal, \u017ee lid\u00e9, kte\u0159\u00ed u\u017e\u00edvaj\u00ed marihuanu, maj\u00ed vy\u0161\u0161\u00ed hladiny biomarker\u016f pro kovy ne\u017e lid\u00e9, kte\u0159\u00ed marihuanu neu\u017e\u00edvaj\u00ed.<\/span><\/p>\n

Pou\u017eili data z National Health and Nutrition Examination Survey (2005-2018) 7 254 \u00fa\u010dastn\u00edk\u016f klasifikovan\u00fdch podle jejich u\u017e\u00edv\u00e1n\u00ed: \u017e\u00e1dn\u00e1 marihuana\/bez tab\u00e1ku, pouze marihuana, pouze tab\u00e1k a jak marihuana, tak tab\u00e1k.\u00a0P\u011bt kov\u016f bylo nam\u011b\u0159eno v krvi a 16 kov\u016f v mo\u010di.<\/span><\/p>\n

\u00da\u010dastn\u00edci, kte\u0159\u00ed u\u017e\u00edvali pouze marihuanu, m\u011bli statisticky v\u00fdznamn\u011b vy\u0161\u0161\u00ed pr\u016fm\u011brn\u00e9 hladiny kadmia v krvi (1,22 \u03bcg\/l) a mo\u010di (1,18 \u03bcg\/g) a statisticky v\u00fdznamn\u011b vy\u0161\u0161\u00ed pr\u016fm\u011brn\u00e9 hladiny olova ve srovn\u00e1n\u00ed s \u00fa\u010dastn\u00edky, kte\u0159\u00ed v krvi neu\u017e\u00edvali marihuanu ani tab\u00e1k (1,27 \u03bcg\/ dl) a v mo\u010di (1,21 \u03bcg\/g).<\/span><\/p>\n

Celkov\u00e9 souvislosti mezi vnit\u0159n\u00edmi hladinami kov\u016f a v\u00fdhradn\u00edm u\u017e\u00edv\u00e1n\u00edm marihuany podtrhuj\u00ed d\u016fle\u017eitost marihuany pro expozici kov\u016fm a d\u016fle\u017eitost n\u00e1sledn\u00fdch studi\u00ed k ur\u010den\u00ed dlouhodob\u00fdch \u00fa\u010dink\u016f t\u00e9to expozice, uvedli v\u011bdci.\u00a0„Budouc\u00ed studie konopn\u00fdch kontaminant\u016f mus\u00ed posoudit dal\u0161\u00ed znepokojiv\u00e9 kontaminanty a potenci\u00e1ln\u00ed zdravotn\u00ed \u00fa\u010dinky, aby informovaly regula\u010dn\u00ed org\u00e1ny, pr\u016fmysl a dal\u0161\u00ed kl\u00ed\u010dov\u00e9 zainteresovan\u00e9 strany, chr\u00e1nily ve\u0159ejn\u00e9 zdrav\u00ed a \u0159e\u0161ily bezpe\u010dnostn\u00ed obavy souvisej\u00edc\u00ed s rostouc\u00edm u\u017e\u00edv\u00e1n\u00edm konop\u00ed ve Spojen\u00fdch st\u00e1tech,“ uzav\u00edr\u00e1.<\/span><\/p>\n<\/div>\n<\/div>\n

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ZDROJ<\/a><\/span><\/h3>\n<\/div>\n<\/div>\n

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V nov\u00e9 studii v\u011bdci z\u00a0Mailman School of Public Health na Kolumbijsk\u00e9 univerzit\u011b\u00a0zjistili v\u00fdznamn\u00e9 hladiny kov\u016f…<\/p>\n","protected":false},"author":2,"featured_media":35580,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[918,486,1749,5832],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/35579"}],"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=35579"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/35579\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/35580"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=35579"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=35579"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=35579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}