essels.70.TheresearchteamholdshighhopesofA.creatinglab-generatedliversforpatientswithintwoyearsB.eneratinghumanliversinthelabC.stem-cellresearchasthefutureofmedicineD.buildingafullyfunctioningliverintoratsPassageThreePatientswhoseeyeshavesufferedheatorchemicalburnstypicallyexperienceseveredamagetothecornea--thethin,transparentfrontoftheeyethatrefractslightandcontributesmostoftheeye'sfocusingability.Inalong-termstudy,Italianresearchersusestemcellstakenfromthelimbus,theborderbetweenthecorneaandthewhiteoftheeye,tocultivateagraftofhealthycellsinalabtohelprestorevisionineyes.Duringthe10-yearsstudy,theresearchersimplantedthehealthystemcellsintothedamagedcorneain113eyesof112patients.essfulinmorethan75percentofthepatients,essfulin13percent.Moreover,therestoredvisionremainedstableover10years.esswas
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