1. 1Department of Biochemistry, Univ. Med. Pharm. “Gr. T. Popa”, 700115, Iasi, Romania
2. 2Department of Pharmacology and Algesiology, Univ. Med. Pharm. “Gr. T. Popa”, 700115, Iasi, Romania
3. 3Laboratory of Inorganic Polymers, Inst. of Macromol. Chem. “P. Poni”, 700523, Iasi, Romania