...Hon Jung Liew; Gudrun De Boeck; Chris M. Wood SUMMARY In vitro gut sac preparations made from the cardiac stomach (stomach 1), pyloric stomach (stomach 2), intestine (spiral valve) and colon were used to examine the impact of feeding on transport processes in the gastrointestinal tract...

...Tanja Kleinke; Siegfried Wagner; Harald John; David Hewett-Emmett; Seppo Parkkila; Wolf-Georg Forssmann; Gerolf Gros SUMMARY We have collected gastrointestinal, mainly colonic, mucus from humans,guinea pigs, rats, and normal and carbonic anhydrase II (CAII)-deficient mice. In the mucus of all...

... were abolished and the effects of glucose and amino acids were reduced, but amiloride still caused a significant change in transmural PD (to a mucosa-positive value). These properties resemble those of the chicken coprodeum more than they do those of chicken colon, although the tissues tested were from...

...I. D. Hume; W. H. Karasov; B. W. Darken ABSTRACT We have measured unidirectional uptake (not transmural flux) of acetate, butyrate and proline by everted sleeves of intact tissue from the jejunum, caecum, proximal colon and distal colon of prairie voles ( Microtus ochrogaster ). There was active...

...R. Krattenmacher; Rosita Voigt; M. Heinz; W. Clauss ABSTRACT Electrogenic ion transport through the colon epithelium of the African clawed toad (Xenopus laevis) was investigated with electrophysiological methods in vitro . Interest was focused on a previously described phenomenon, that removal...