1. Clinic of Nephrology, “C. I. Parhon” University Hospital, “Gr. T. Popa” University of Medicine and Pharmacy, Bd. Carol I, Nr. 50, Iasi 700503, Romania
2. Section of Nephrology, Department of Internal Medicine, Fatih University School of Medicine, Bestepe/Cankaya, Ankara, Turkey
3. Department of Physiology, “Gr. T. Popa” University of Medicine and Pharmacy, Str. Universitatii, Nr. 16, Iasi 700115, Romania
4. Unit of Cell Physiology and Pharmacology at Center for Study and Therapy of Pain, “Gr. T. Popa” University of Medicine and Pharmacy, Str. Mihail Kogalniceanu, Nr. 9, Iasi 700454, Romania
5. Renal Unit, Guy's Hospital, Great Maze Pond, London SE1 9RT, U.K.