. . . . . . "0"^^ . "the gene that is mutated in cystic fibrosis"@en-us . . "0"^^ . "CFTR"@en-us . . "05439810-n"^^ . "105439810"^^ . "cystic fibrosis transport regulator"^^ . . "cystic fibrosis transport regulator"@en-us .