... analysis of dopamine and a- synuclein interplay in a cellular model of Parkinson’s disease pathogenesisTiziana Alberio1, Alessandra Maria Bossi2, Alberto Milli2, Elisa Parma1, Marzia Bruna Gariboldi1,Giovanna ... b-gal cells in the presence of catalase only (cat) or in the presence of catalase and0.250 mm dopamine for 24 h (DA). Dopamine treat-ment significantly increased the expression of a- synuc-lein ... plates)were transfected with pNF-jB-Luc plasmid (Stratagene,Santa Clara, CA, USA) (150 ngÆ well )1 ) and phRL-CMV,containing Renilla luciferase cDNA (5 ngÆwell )1 ), usingLipofectamine and OptiMEM...