Absence of Na+/sugar cotransport activity in Barrett’s metaplasia

Table 2 Inhibition of AMG uptake by 0.5 mmol/L phlorizin in duodenal, gastric fundic, and esophageal mucosal biopsies (mean ± SE)

	Control	Phlorizin
Duodenum	593.34 ± 120.23 (7)	65.05 ± 14.41 (7)b
Fundus	35.00 ± 1.82 (8)	30.27 ± 4.23 (8)a
Esophagus	36.73 ± 4.85 (8)	27.20 ± 2.63 (8)a
Barrett’s	53.09 ± 5.57 (6)	42.66 ± 4.37 (7)a

The number in parenthesis represents the biopsies tested.

^bP < 0.001 vs matched control (Student's t-test);

^aP > 0.05 vs control.