1. Classification and Gene Structure of Aquaporins -- 2. Protein Structure and Modification of Aquaporins -- 3. Expression Regulation and Trafficking of Aquaporins -- 4. Transport Characteristics of Aquaporins -- 5. Non-transport Functions of Aquaporins -- 6. The Evolutionary Aspects of Aquaporin Superfamily -- 7. Aquaporins in Nervous System -- 8. Aquaporins in Cardiovascular System -- 9. Aquaporins in Respiratory System -- 10. Aquaporins in Digestive System -- 11. Aquaporins in Urinary System -- 12. Aquaporins in Reproductive System -- 13. Aquaporins in Immune System.-14. Aquaporins in Eye -- 15. Aquaporins in Skin -- 16. Aquaporins in Glandular Secretion -- 17. Aquaporins in Fetal Development -- 18. Aquaporins in Diabetes Insipidus -- 19. Aquaporins in Edema -- 20. Aquaporins in Obesity.-21. Aquaporins in Tumor -- 22. Aquaporin Inhibitors -- 23. Non-aquaporin Water Channels.-24. Methods to Measure Water Permeability.