{"id":120712,"date":"2015-04-16T20:23:00","date_gmt":"2015-04-16T20:23:00","guid":{"rendered":"https:\/\/bm.dev.synology.me\/?p=120712"},"modified":"2015-04-16T20:23:00","modified_gmt":"2015-04-16T20:23:00","slug":"cauza-probabila-a-maladiei-alzheimer-descoperita-un-medicament-anticancer-ar-putea-preveni-boala","status":"publish","type":"post","link":"https:\/\/bm.dev.synology.me\/?p=120712","title":{"rendered":"CAUZA probabil\u0103 a maladiei Alzheimer, descoperit\u0103. Un medicament anticancer ar putea preveni boala"},"content":{"rendered":"<p>\nCercetarea savan\u0163ilor americani a fost catalogat\u0103 ca oferind speran\u0163\u0103 pentru descoperirea de noi tratamente contra demen\u0163ei,&nbsp;&nbsp;informeaz\u0103 <a href=\"http:\/\/theguardian.com\" target=\"_blank\">theguardian.com<\/a>.<\/p>\n<p>\nStudiul, realizat de oameni de \u015ftiin\u0163\u0103 de la Duke University din Statele Unite ale Americii \u015fi publicat \u00een Journal of Neuroscience, a ajuns la ni\u015fte concluzii surprinz\u0103toare, potrivit unuia dintre autorii cercet\u0103rii, pentru c\u0103 acestea contrazic teoria actual\u0103 referitoare la aceast\u0103 maladie.<\/p>\n<p>\n<strong>Cercetarea sugereaz\u0103 c\u0103, \u00een cazul \u015foarecilor care sufer\u0103 de Alzheimer, anumite celule ale sistemului imunitar, care de obicei protejeaz\u0103 creierul, \u00eencep s\u0103 consume un nutrient important numit arginin\u0103.<\/strong><\/p>\n<p>\nBloc\u00e2nd acest proces prin folosirea medicamentului difluorometilornitin\u0103 (DFMO), pierderile de memorie \u015fi acumularea \u00een creier de proteine cunoscute sub numele de plac\u0103 au fost prevenite.<\/p>\n<p>\nCercetarea a fost efectuat\u0103 pe mai mul\u0163i \u015foareci, \u00een cazul c\u0103rora un num\u0103r de gene importante a fost modificat pentru a face sistemul imunitar al animalelor c\u00e2t mai asem\u0103n\u0103tor celui uman.<\/p>\n<p>\n<strong>&#8220;Dac\u0103 \u00eentr-adev\u0103r consumul de arginin\u0103 este at\u00e2t de important \u00een procesul de instalare a maladiei, poate putem bloca acest consum \u015fi putem vindeca boala&#8221;, a declarat Carol Colton, profesoar\u0103 de neurologie la Facultatea de Medicin\u0103 din cadrul Universit\u0103\u0163ii Duke \u015fi membr\u0103 a Institutului Duke pentru \u015ftiin\u0163e ale creierului.<\/strong><\/p>\n<p>\nAnterior se credea c\u0103 creierul elibereaz\u0103 o serie de molecule care &#8220;accelereaz\u0103&#8221; sistemul imunitar, afect\u00e2nd aparent creierul, dar acest studiu a descoperit o exprimare mai intens\u0103 a unor gene asociate cu suprimarea sistemului imunitar.<\/p>\n<p>\n<strong>&#8220;Este surprinz\u0103tor, pentru c\u0103 suprimarea sistemului imunitar nu este un lucru la care exper\u0163ii \u00een domeniu s\u0103 se fi g\u00e2ndit c\u0103 are loc \u00een cazul maladiei Alzheimer&#8221;, a spus Matthew Kan, autor al studiului.<\/strong><\/p>\n<p>\n\u015eoarecii c\u0103rora li s-a administrat medicamentul DFMO pentru a bloca arginaza, o enzim\u0103 care descompune arginina, au avut rezultate mai bune le testele de memorie la care au fost supu\u015fi ulterior.<\/p>\n<p>\n<strong>&#8220;Toate acestea sugereaz\u0103 c\u0103, dac\u0103 putem bloca acest proces local de s\u0103r\u0103cire \u00een aminoacizi, atunci putem proteja \u015foarecele, cel pu\u0163in, de maladia Alzheimer&#8221;, a mai spus Kan.<\/strong><\/p>\n<p>\n&#8220;Acest studiu deschide calea c\u0103tre o nou\u0103 abordare, total diferit\u0103, referitoare la cauza maladiei Alzheimer, oferind noi idei \u00een ceea ce prive\u015fte tratarea&#8221;, a spus, la r\u00e2ndul s\u0103u, Carol Colton.<\/p>\n<p>\n<a name=\"14106249!\"><\/a><\/p>\n<p>\n<a name=\"13841293!\"><\/a><\/p>\n<p>\n&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un studiu realizat pe \u015foareci a descoperit cauza probabil\u0103 a maladiei Alzheimer \u015fi sugereaz\u0103 c\u0103 un medicament testat \u00een prezent pe oameni pentru tratarea cancerului ar putea preveni maladia care cauzeaz\u0103 demen\u0163\u0103.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[510],"tags":[36542,7853,12923],"class_list":["post-120712","post","type-post","status-publish","format-standard","hentry","category-actualitate","tag-alzheimer","tag-studiu","tag-tratament"],"_links":{"self":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts\/120712","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=120712"}],"version-history":[{"count":0,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts\/120712\/revisions"}],"wp:attachment":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=120712"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=120712"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=120712"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}