[1] Univ Eastern Finland, Inst Biomed, Yliopistonranta 1 A, Kuopio 70211, Finland
[2] Univ Eastern Finland, Inst Dent, Yliopistonranta 1 C, Kuopio 70211, Finland
[3] Univ Lodz, Fac Biol & Environm Protect, Dept Mol Genet, Pomorska 141-143, PL-90236 Lodz, Poland
[4] Univ Eastern Finland, Dept Ophthalmol, Kuopio 70210, Finland
[5] Queens Univ Belfast, Wellcome Wolfson Inst Expt Med, 97 Lisburn Rd, Belfast BT9 7BL, Antrim, North Ireland
[6] Kuopio Univ Hosp, Dept Ophthalmol, Kuopio 70210, Finland