Mai exact, este vorba despre o modalitate ce împiedică mutaţiile genelor RAS (celule canceroase care se înmulţesc cu o viteză uimitoare), care determină apariţia unei treimi din tumorile maligne.
Cel mai bine a răspuns la tratament cancerul pulmonar, însă se pare că aceleaşi efecte incredibile s-ar putea obţine şi în cazul cancerului pancreatic sau de stomac.
Rezultatele vor fi făcute publice până la finalul acestui an. “Genele RAS sunt un fel de «Everest al mutaţiilor canceroase». Cercetătorii au încercat de multă vreme să identifice un compus care să anihileze aceste gene, dar până acum nici o substanţă nu reuşea să oprească total mutaţiile. Substanţa identificată de noi acţionează doar asupra celulelor care au apărut în urma mutaţiilor genelor RAS, celulele sănătoase fiind neafectate”, a explicat cercetătorul Kevan Shokat, de la Universitatea California.
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