Table 4.

Summary of active urea transport processes in IMCD subsegmentsa

Subsegment Untreated Low-Protein Diet Hypercalcemia Furosemide Water Diuresis
IMCD10↑ Reabsorption↑ Reabsorption↑ Reabsorption0
IMCD20000↑ Secretion
IMCD3 Secretion ↓ Secretion ↓ Secretion ↓ Secretion ↑ Secretion
  • a Modified from reference 102. Data are from references 85, 86, 87, 89, 90, and 102.