Bile CanaliculiBileLiverBile Acids and SaltsBile Ducts, IntrahepaticMicroscopy, ElectronHepatocytesTaurocholic AcidCholestasisCytochalasin BBile DuctsMicroscopy, Electron, ScanningParietal Cells, GastricCell MembraneAchlorhydriaLacrimal Duct ObstructionIntubationOsteocytesLacrimal Apparatus DiseasesCells, CulturedBiliary TractDacryocystorhinostomyH(+)-K(+)-Exchanging ATPaseCholagogues and CholereticsCommon Bile Duct