各位兄弟姐妹能帮助我翻译一篇文章吗?apanesedoctorshaveusedthinsheetsoftissuefrompeople’scheekstorepairdamagedcorneas(角膜).AteamfromOsakaUniversitytransplantedthinlayersofcheekcellsontotheeyesoffourp

　　各位兄弟姐妹能帮助我翻译一篇文章吗?

　　apanesedoctorshaveusedthinsheetsoftissuefrompeople’scheekstorepairdamagedcorneas(角膜).AteamfromOsakaUniversitytransplantedthinlayersofcheekcellsontotheeyesoffourpatientswitharareandpainfuleyecondition,reportsBBConline.Patientswhosevisionhadbeencloudycouldseewellafterwards,andthe“newcorneas”remainclearmorethanayearaftertheoperation.

　　Doctorscanalsotakecellsfromahealtheyeandgrowtheminadishtoproduceanewcornea,ortheycantransplantcorneasfromdonors.Butthesetechniquesmaynotworkwhenbotheyesaretoobadlydamagedbyaccidentordisease.

　　Theteamhopetheirworkmayhelpsolvetheproblemandleadtoothertypesofgrow-your-owntissuetransplants.Thecorneaistheclearlayerofcellsonthesurfaceoftheeye.Itcanbedamagedbytraumaorbyarangeofdiseases.

　　Theteamworkedwithfourpatientswhohadapainfulconditionthatcausescloudycorneasanddryeyes.Oftentheeyecanregenerate(再生)corneacellsbutnoneofthefourpatients’eyeshadthisability.Theresearcherstooka3mm—widesquareoftissuefrominsidethemouth(cheeks)andgrewitintoathinlayerinthelab.Theyusedaspeciallow-temperaturetechniquetoseparateaverythinsheetoffeachbatch.Theythenlaidthatontothepatient’seye.Thecelllayersstruckontotheeyeanddevelopedintotissuethatlookedandactedlikeahealthycornea.

　　However,long-termfollow-upandexperiencewithalargeseriesofpatientsareneededtoevaluatethebenefitsandrisksofthismethod.Yet,“itdoesofferthepotentialoftreatingseveneyediseasesthatareresistanttostandardapproaches,”saidtheheadofresearch,KohjiNishida