{"id":14671,"date":"2023-08-15T19:09:00","date_gmt":"2023-08-15T17:09:00","guid":{"rendered":"https:\/\/technews.al\/?p=14671"},"modified":"2023-08-15T16:30:55","modified_gmt":"2023-08-15T14:30:55","slug":"ridefinimi-i-qarkullimit-te-gjakur-krijohen-enet-artificiale-te-gjakut","status":"publish","type":"post","link":"https:\/\/technews.al\/?p=14671","title":{"rendered":"Ridefinimi i qarkullimit t\u00eb gjakur: Krijohen en\u00ebt artificiale t\u00eb gjakut!"},"content":{"rendered":"\n

Rrjeti i nd\u00ebrlikuar i en\u00ebve t\u00eb gjakut q\u00eb rrjedh n\u00ebp\u00ebr trupat tan\u00eb \u00ebsht\u00eb thelb\u00ebsor, duke ofruar oksigjen dhe l\u00ebnd\u00eb ushqyese, dhe duke eliminuar mbeturinat. Problemet n\u00eb k\u00ebt\u00eb sistem, q\u00eb \u00e7ojn\u00eb n\u00eb s\u00ebmundje si arrestet kardiake dhe goditjet n\u00eb tru, tregon se s\u00ebmundjet kardiovaskulare jan\u00eb nd\u00ebr shkaktar\u00ebt m\u00eb t\u00eb m\u00ebdhenj t\u00eb vdekjeve n\u00eb mbar\u00eb bot\u00ebn.<\/p>\n\n\n\n

Aktualisht, operacioni bypass, q\u00eb p\u00ebrfshin z\u00ebvend\u00ebsimin e en\u00ebve t\u00eb gjakut t\u00eb s\u00ebmura, \u00ebsht\u00eb nj\u00eb zgjidhje e p\u00ebrhapur. Por, p\u00ebr en\u00ebt me diamet\u00ebr t\u00eb vog\u00ebl, z\u00ebvend\u00ebsimet sintetike shpesh \u00e7ojn\u00eb n\u00eb mpiksje. M\u00eb pas kirurg\u00ebt i drejtohen en\u00ebve t\u00eb tjera jo thelb\u00ebsore n\u00eb trupin e pacientit si z\u00ebvend\u00ebsues. Megjithat\u00eb, disa pacient\u00eb, p\u00ebr shkak t\u00eb operacioneve t\u00eb m\u00ebparshme ose kushteve si diabeti, nuk e kan\u00eb k\u00ebt\u00eb mund\u00ebsi, duke k\u00ebrkuar nj\u00eb zgjidhje tjet\u00ebr.<\/p>\n\n\n\n

P\u00ebr k\u00ebt\u00eb arsye, nj\u00eb grup shkenc\u00ebtar\u00ebsh po punojn\u00eb p\u00ebr nd\u00ebrtimin e en\u00ebve t\u00eb gjakut t\u00eb ‘inxhinieruara nga indet’. T\u00eb krijuara duke p\u00ebrdorur qeliza njer\u00ebzore, k\u00ebto mund t\u00eb veprojn\u00eb si z\u00ebvend\u00ebsues p\u00ebr ato en\u00eb t\u00eb pap\u00ebrshtatshme p\u00ebr t\u2019u z\u00ebvend\u00ebsuar. P\u00ebr m\u00eb tep\u00ebr, ato mund t\u00eb sh\u00ebrbejn\u00eb gjithashtu n\u00eb nd\u00ebrtimin e konstrukteve m\u00eb t\u00eb m\u00ebdha t\u00eb indeve, me furnizimin e tyre me gjak.<\/p>\n\n\n\n

Pavar\u00ebsisht p\u00ebrfitimeve t\u00eb dukshme, krijimi i k\u00ebtyre en\u00ebve \u00ebsht\u00eb shum\u00eb i v\u00ebshtir\u00eb. En\u00ebt natyrale t\u00eb gjakut jan\u00eb shum\u00ebshtresore, me \u00e7do shtres\u00eb q\u00eb luan nj\u00eb rol t\u00eb ve\u00e7ant\u00eb. P\u00ebr shembull, shtresa m\u00eb e brendshme, endoteli, siguron rrjedhjen e qet\u00eb t\u00eb gjakut dhe parandalon mpiksjen, nd\u00ebrsa shtresat e jashtme ofrojn\u00eb forc\u00eb strukturore dhe rregullojn\u00eb presionin e gjakut.<\/p>\n\n\n\n

Artikull i ngjash\u00ebm:<\/strong>
Kirurg\u00ebt amerikan\u00eb shkruajn\u00eb historin\u00eb duke b\u00ebr\u00eb transplantin e par\u00eb robotik t\u00eb m\u00ebl\u00e7is\u00eb<\/a><\/em><\/p>\n\n\n\n

P\u00ebr t\u00eb trajtuar k\u00ebt\u00eb kompleksitet, shkenc\u00ebtar\u00ebt kan\u00eb eksploruar metoda t\u00eb ndryshme p\u00ebr t\u00eb krijuar en\u00ebt artificiale t\u00eb gjakut. Si\u00e7 \u00ebsht\u00eb detajuar n\u00eb revist\u00ebn ACS Applied Materials and Interfaces, nj\u00eb ekip tani ka zbuluar nj\u00eb teknik\u00eb novatore, me kosto efektive dhe t\u00eb shkall\u00ebzueshme. Ndon\u00ebse ende nuk \u00ebsht\u00eb gati p\u00ebr p\u00ebrdorim praktik, kjo qasje \u00ebsht\u00eb premtuese.<\/p>\n\n\n\n

Duke p\u00ebrdorur elektrotjerrjen, nj\u00eb proces ku nj\u00eb ngarkes\u00eb elektrike t\u00ebrhiqet dhe rreshton fijet e polimerit, studiuesit krijuan nj\u00eb skel\u00eb tubulare q\u00eb imiton struktur\u00ebn e indeve reale. P\u00ebr t\u00eb siguruar q\u00eb fibrat t\u00eb p\u00ebrputhen si\u00e7 duhet, duke pasqyruar orientimin natyror, u p\u00ebrdor nj\u00eb metod\u00eb unike e ngrirjes.<\/p>\n\n\n\n

Artikull i ngjash\u00ebm:<\/strong>
Mikro\u00e7ipet e fuqizuara nga AI shp\u00ebtojn\u00eb t\u00eb paralizuarin<\/a><\/em><\/p>\n\n\n\n

M\u00eb pas erdhi rritja e shtres\u00ebs s\u00eb qelizave endoteliale n\u00eb k\u00ebt\u00eb skel\u00eb, e ndjekur nga shtimi i nj\u00eb shtrese hidroxheli, duke ndihmuar n\u00eb struktur\u00ebn e qelizave dhe duke parandaluar rrjedhjet. P\u00ebr t\u00eb p\u00ebrs\u00ebritur vetit\u00eb mekanike t\u00eb en\u00ebve reale, ata ekzaminuan hidroxhelin me nivele t\u00eb ndryshme ngurt\u00ebsie. Xhelet m\u00eb t\u00eb buta, \u00e7udit\u00ebrisht, lejuan qelizat muskulore t\u00eb en\u00ebve t\u00eb rreshtoheshin, duke p\u00ebrs\u00ebritur struktur\u00ebn e en\u00ebve t\u00eb v\u00ebrteta t\u00eb gjakut.<\/p>\n\n\n\n

N\u00ebp\u00ebrmjet k\u00ebsaj metode, ekipi tani mund t\u00eb prodhoj\u00eb en\u00eb q\u00eb pasqyrojn\u00eb nga af\u00ebr homolog\u00ebt e tyre natyror\u00eb, n\u00eb form\u00eb dhe funksion. Megjithat\u00eb, pengesat mbeten. Integriteti strukturor i en\u00ebve artificiale me kalimin e koh\u00ebs \u00ebsht\u00eb nj\u00eb shqet\u00ebsim. Nd\u00ebrsa shtresat degradohen, \u00ebsht\u00eb thelb\u00ebsore t\u00eb sigurohet q\u00eb en\u00ebt t\u00eb mbetet t\u00eb paprekura.<\/p>\n\n\n\n

Artikull i ngjash\u00ebm:<\/strong>
Revolucion n\u00eb Mjek\u00ebsi: Transplanti i par\u00eb robotik i mushk\u00ebrive n\u00eb bot\u00eb kryhet nga kirurg\u00ebt spanjoll\u00eb<\/a><\/em><\/p>\n\n\n\n

Nd\u00ebrsa sfidat jan\u00eb ende p\u00ebrpara n\u00eb k\u00ebt\u00eb inovacion, ky zhvillim mund t\u00eb lajm\u00ebroj\u00eb nj\u00eb epok\u00eb t\u00eb re n\u00eb trajtimin e s\u00ebmundjeve kardiovaskulare, ve\u00e7an\u00ebrisht p\u00ebr pacient\u00ebt pa mund\u00ebsi donatore t\u00eb en\u00ebve t\u00eb gjakut.<\/p>\n","protected":false},"excerpt":{"rendered":"

Rrjeti i nd\u00ebrlikuar i en\u00ebve t\u00eb gjakut q\u00eb rrjedh n\u00ebp\u00ebr trupat tan\u00eb \u00ebsht\u00eb thelb\u00ebsor, duke ofruar oksigjen dhe l\u00ebnd\u00eb ushqyese, dhe duke eliminuar mbeturinat. Problemet n\u00eb k\u00ebt\u00eb sistem, q\u00eb \u00e7ojn\u00eb n\u00eb s\u00ebmundje si arrestet kardiake dhe goditjet n\u00eb tru, tregon se s\u00ebmundjet kardiovaskulare jan\u00eb nd\u00ebr shkaktar\u00ebt m\u00eb t\u00eb m\u00ebdhenj t\u00eb vdekjeve n\u00eb mbar\u00eb bot\u00ebn. Aktualisht,<\/p>\n","protected":false},"author":4,"featured_media":14682,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[40,41,43],"class_list":{"0":"post-14671","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tech","8":"tag-featured","9":"tag-picks","10":"tag-trending"},"yoast_head":"\nRidefinimi i qarkullimit t\u00eb gjakur: Krijohen en\u00ebt artificiale t\u00eb gjakut! - Technews.al<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/technews.al\/?p=14671\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ridefinimi i qarkullimit t\u00eb gjakur: Krijohen en\u00ebt artificiale t\u00eb gjakut! - Technews.al\" \/>\n<meta property=\"og:description\" content=\"Rrjeti i nd\u00ebrlikuar i en\u00ebve t\u00eb gjakut q\u00eb rrjedh n\u00ebp\u00ebr trupat tan\u00eb \u00ebsht\u00eb thelb\u00ebsor, duke ofruar oksigjen dhe l\u00ebnd\u00eb ushqyese, dhe duke eliminuar mbeturinat. 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