Technologie 3D tisku zp\u016fsobila revoluci v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch odv\u011btv\u00edch a nyn\u00ed p\u0159ich\u00e1z\u00ed s novinkami tak\u00e9 do oblasti medic\u00edny. V\u011bdci vyvinuli p\u0159evratnou techniku 3D tisku lidsk\u00fdch tk\u00e1n\u00ed, kter\u00e1 otev\u00edr\u00e1 nov\u00e9 mo\u017enosti l\u00e9\u010dby nemoc\u00ed a n\u00e1hrady chyb\u011bj\u00edc\u00edch \u010d\u00e1st\u00ed t\u011bla.<\/p>\n\n
Wake Forest Institute for Regenerative Medicine vytvo\u0159il integrovanou tisk\u00e1rnu tk\u00e1n\u00ed a org\u00e1n\u016f (ITOP), co\u017e je \u0161pi\u010dkov\u00e9 za\u0159\u00edzen\u00ed, kter\u00e9 \u0159e\u0161\u00ed v\u00fdzvy spojen\u00e9 s tiskem \u017eiv\u00fdch tk\u00e1n\u00ed. ITOP \u0159e\u0161\u00ed dva hlavn\u00ed probl\u00e9my: produkuje pevn\u00e9 a velk\u00e9 struktury vhodn\u00e9 k implantaci a zaji\u0161\u0165uje \u017eivotaschopnost bun\u011bk b\u011bhem tiskov\u00e9ho procesu.<\/p>\n\n
Tajemstv\u00ed \u00fasp\u011bchu ITOP spo\u010d\u00edv\u00e1 v hyd\u51dd\u80f6, co\u017e je l\u00e1tka slo\u017een\u00e1 z vody, \u017eelatiny a dal\u0161\u00edch bun\u011b\u010dn\u011b podp\u016frn\u00fdch prvk\u016f. Hydrogel se pou\u017e\u00edv\u00e1 jako z\u00e1klad pro tisk spolu s biologicky rozlo\u017eiteln\u00fdmi struktur\u00e1ln\u00edmi materi\u00e1ly, kter\u00e9 se rozpou\u0161t\u011bj\u00ed, jakmile tk\u00e1\u0148 dozraje. Tato kombinace poskytuje podp\u016frn\u00e9 prost\u0159ed\u00ed pro r\u016fst bun\u011bk a jejich integraci do t\u011bla.<\/p>\n\n
Aby bylo zaji\u0161t\u011bno, \u017ee bu\u0148ky z\u016fstanou b\u011bhem tisku na\u017eivu, za\u010dlenili v\u011bdci do ti\u0161t\u011bn\u00fdch struktur s\u00ed\u0165 mikrokan\u00e1lk\u016f. Tyto mal\u00e9 kan\u00e1lky umo\u017e\u0148uj\u00ed, aby se k bu\u0148k\u00e1m dostaly nezbytn\u00e9 \u017eiviny a kysl\u00edk, a udr\u017euj\u00ed je tak, dokud se ve tk\u00e1ni nevyvinou krevn\u00ed c\u00e9vy.<\/p>\n\n
Potenci\u00e1ln\u00ed vyu\u017eit\u00ed 3D ti\u0161t\u011bn\u00fdch tk\u00e1n\u00ed je obrovsk\u00e9. Mohlo by to zp\u016fsobit revoluci v l\u00e9\u010db\u011b nemoc\u00ed, jako je rakovina a cukrovka, t\u00edm, \u017ee pacient\u016fm poskytne n\u00e1hradn\u00ed tk\u00e1n\u011b vytvo\u0159en\u00e9 z jejich vlastn\u00edch t\u011bl. Krom\u011b toho by to mohlo odstranit pot\u0159ebu darov\u00e1n\u00ed a transplantace org\u00e1n\u016f, \u010d\u00edm\u017e by se vy\u0159e\u0161il kritick\u00fd nedostatek org\u00e1n\u016f dostupn\u00fdch pro pacienty.<\/p>\n\n
A\u010dkoli prototyp Wake Forest p\u0159edstavuje v\u00fdznamn\u00fd miln\u00edk, je to jen za\u010d\u00e1tek t\u00e9to transformativn\u00ed technologie. V\u011bdci nep\u0159etr\u017eit\u011b zdokonaluj\u00ed tiskov\u00fd proces, zkoumaj\u00ed nov\u00e9 biomateri\u00e1ly a optimalizuj\u00ed techniky \u017eivotaschopnosti bun\u011bk. Jak se technologie vyv\u00edj\u00ed, 3D ti\u0161t\u011bn\u00e9 tk\u00e1n\u011b by se mohly st\u00e1t b\u011b\u017en\u00fdm jevem v nemocnic\u00edch a ordinac\u00edch l\u00e9ka\u0159\u016f a p\u0159in\u00e9st nad\u011bji pacient\u016fm se slo\u017eit\u00fdmi zdravotn\u00edmi stavy.<\/p>\n\n
V\u00fdvoj 3D ti\u0161t\u011bn\u00fdch lidsk\u00fdch tk\u00e1n\u00ed zah\u00e1jil novou \u00e9ru l\u00e9ka\u0159sk\u00fdch mo\u017enost\u00ed. Slibuje vytvo\u0159en\u00ed realistick\u00fdch \u010d\u00e1st\u00ed t\u011bla, opravu po\u0161kozen\u00fdch tk\u00e1n\u00ed a potenci\u00e1ln\u00ed vyl\u00e9\u010den\u00ed nemoc\u00ed. S pokra\u010duj\u00edc\u00edm v\u00fdzkumem m\u00e1 tato pr\u016fkopnick\u00e1 technologie potenci\u00e1l transformovat zdravotn\u00ed p\u00e9\u010di a zlep\u0161it \u017eivot nespo\u010dtu jedinc\u016f.<\/p>","protected":false},"excerpt":{"rendered":"
3D tisk lidsk\u00fdch tk\u00e1n\u00ed: l\u00e9ka\u0159sk\u00fd pr\u016flom \u00davod Technologie 3D tisku zp\u016fsobila revoluci v r\u016fzn\u00fdch pr\u016fmyslov\u00fdch odv\u011btv\u00edch a nyn\u00ed p\u0159ich\u00e1z\u00ed s novinkami tak\u00e9 do oblasti medic\u00edny. V\u011bdci vyvinuli p\u0159evratnou techniku 3D…<\/p>\n","protected":false},"author":1,"featured_media":24088,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1763],"tags":[471,4266,4267,4268,4269,356],"class_list":["post-2002","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-biotechnology","tag-3d-printing","tag-bioengineering","tag-human-tissue","tag-medical-technology","tag-regenerative-medicine","tag-tissue-engineering"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/2002","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=2002"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/2002\/revisions"}],"predecessor-version":[{"id":2003,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/2002\/revisions\/2003"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/24088"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=2002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=2002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=2002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}