. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. SUGAR TRANSPORT IN TAPEWORM 51 pH 7-2 8 pH. worm d i s t r. 15 10 anterior 4 6 Valve no. 8 post FIGURE 4. Effect of pH on rate of 14C-glucose absorption in 2 min incubations (X) and the pH of intestinal contents in different segments of the dogfish spiral intestine (O). Worm samples were preincubated for 60 minutes in buffered saline at the appropriate pH and then incubated with mM 14C-glucose at the same pH as the preincubation medium. The V = icimoles per gram dry wt per hr. Normal worm distribution in


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. SUGAR TRANSPORT IN TAPEWORM 51 pH 7-2 8 pH. worm d i s t r. 15 10 anterior 4 6 Valve no. 8 post FIGURE 4. Effect of pH on rate of 14C-glucose absorption in 2 min incubations (X) and the pH of intestinal contents in different segments of the dogfish spiral intestine (O). Worm samples were preincubated for 60 minutes in buffered saline at the appropriate pH and then incubated with mM 14C-glucose at the same pH as the preincubation medium. The V = icimoles per gram dry wt per hr. Normal worm distribution in the spiral intestine is indicated. TABLE II The effect of various compounds on the transport of glucose by Calliobothrium. Inhibitor concentration, 5 mM ; substrate concentration, mM.: Incubation time 2 min Inhibitor % Inhib. No inhibitory effect Glucose n-acetyl-glucosamine alanine Arbutin D-glucosamine arginine Maltose lactose aspartic acid a-Methylglucoside fructose glycine Ga lactose mannose leucine Cellobiose 3-0-methylglucoside methionine Salicin rhamnose proline Ouabain* sorbose ta urine Phlorizin** 96 sucrose trimethylamine valine * Present at 2 mM. ** Present at Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology