【生物专业英语翻译,谁能帮我翻译下啊,急,谢谢!Hedgehog(Hh)proteinsareresponsibleforcriticalsignallingeventsduringdevelopment(1)buttheirevolutionaryrolesremaintobedetermined.Hereweshowthathhgeneexpressionatthe】

　　生物专业英语翻译,谁能帮我翻译下啊,急,谢谢!

　　Hedgehog(Hh)proteinsareresponsibleforcriticalsignallingeventsduringdevelopment(1)buttheirevolutionaryrolesremaintobedetermined.Hereweshowthathhgeneexpressionattheembryonicmidlinecontrolseyedegenerationinblindcavefish.WeusetheteleostAstyanaxmexicanus,asinglespecieswithaneyedsurface-dwellingform(surfacefish)andmanyblindcaveforms(cavefish)2,tostudytheevolutionofeyedegeneration.Smalleyeprimordiaareformedduringcavefishembryogenesis,whichlaterarrestindevelopment,degenerateandsinkintotheorbits.Eyedegenerationiscausedbyapoptosisoftheembryoniclens,andtransplantingasurfacefishembryoniclensintoacavefishopticcupcanrestoreacompleteeye(3-5).Hereweshowthatsonichedgehog(shh)andtiggy-winklehedgehog(twhh)geneexpressionisexpandedalongtheanteriorembryonicmidlineinseveraldifferentcavefishpopulations.Theexpansionofhhsignallingresultsinhyperactivationofdownstreamgenes,lensapoptosisandarrestedeyegrowthanddevelopment.Thesefeaturescanbemimickedinsurfacefishbytwhhand/orshhoverexpression,supportingtheroleofhhsignallingintheevolutionofcavefisheyeregression.

　　翻译通顺点的啊,一些翻译词典我用过,翻译出来都不通顺,急求高手