Animal-humanhybridembryoresearchinvolvescombininghumanandanimalgeneticmaterialtocreateembryosforscientificstudy.Thisfieldaimstoadvancemedicalresearch,suchasdevelopingdiseasemodels,testingnewdrugs,orgrowinghumanorgansinanimalsfortransplantation.Scientiststypicallyusetechniqueslikeinsertinghumanstemcellsintoanimalembryosormodifyinganimaleggswithhumannuclei.Theresearchraisesethicalconcernsaboutthemoralstatusofhybridsandpotentialrisks.Regulationsvarybycountry,withsomepermittinglimitedstudiesunderstrictoversightwhileothersbancertaintypesofhybridresearch.Proponentsargueitcouldleadtobreakthroughsintreatingdiseases,whilecriticsquestiontheethicalboundariesofmixingspecies.
