title: Purine nucleotide entry, exit, and interconversions in bullfrog gastric mucosa.
mesh_terms: D000244:Adenosine Diphosphate; D000249:Adenosine Monophosphate; D000255:Adenosine Triphosphate; D000693:Anaerobiosis; D000818:Animals; D001001:Anura; D003641:Deamination; D005753:Gastric Mucosa / Q000378:metabolism*; D066298:In Vitro Techniques; D007292:Inosine Nucleotides; D007700:Kinetics; D009584:Nitrogen; D009711:Nucleotides / Q000378:metabolism*; D010539:Permeability; D011685:Purine Nucleotides / Q000378:metabolism; D011892:Rana catesbeiana / Q000502:physiology; D013056:Spectrophotometry, Ultraviolet
chemical_list: D007292:Inosine Nucleotides; D009711:Nucleotides; D011685:Purine Nucleotides; D000249:Adenosine Monophosphate; D000244:Adenosine Diphosphate; D000255:Adenosine Triphosphate; D009584:Nitrogen