Cytocompatibility of PET Films after DC Helium Plasma Treatments and Collagen Immobilization

MIOARA DROBOTA1, DAN GH. DIMITRIU2, BOGDANA SIMIONESCU1,3, IRINA TITORENCU4, MIHAELA OLARU1, MAGDALENA AFLORI1* 1“Petru Poni” Institute of Macromolecular Chemistry, Physical Characterization of Polymers Department, 41A Gr. Ghica Voda Alley, 700487 Iasi, Romania 2“Alexandru Ioan Cuza” University, Faculty of Physics, 11 Carol I Blvd., 700506 Iasi, Romania 3 Romanian Academy, “Costin D. Nenitescu” Organic Chemistry Centre, 202B Splaiul Independentei, 71141 Bucharest, Romania 4“Institute of Cellular Biology and Pathology”, Department of Regenerative Medicine, 8 B. P. Hasdeu Str., 050568 Bucharest, Romania