Pancreatic Function Testspara-Aminobenzoates4-Aminobenzoic AcidAminobenzoatesExocrine Pancreatic InsufficiencyPancreatic DiseasesSecretinAdenocarcinomaPancreasPancreatic JuicePancreatitisPancreatic NeoplasmsPancreas, ExocrineLiver Function TestsPancreatitis, ChronicCarcinoma, Pancreatic DuctalAminosalicylic AcidAmylasesIsoamylaseCholecystokininRespiratory Function TestsPancreatic DuctsDuodenumIntestinal SecretionsPancreaticojejunostomyPancreatic ElastasePancreatic PolypeptideCeruletidePancreatectomyClinical Enzyme TestsCell Line, TumorLung NeoplasmsPancreatinBicarbonatesThyroid Function TestsDeoxycytidinePancreatitis, AlcoholicCystic FibrosisFecesChymotrypsinAdenocarcinoma, MucinousStomach NeoplasmsGene Expression Regulation, NeoplasticMice, Nude