Corning® Primaria™ 35mm Cell Culture DishesCorning Primaria Cell Culture Dishes The Corning Primaria surface features a unique mixture of oxygen containing (negatively charged) and nitrogen containing (positively charged) functional groups on the polystyrene surface. The surface supports the growth of cells that can exhibit poor attachment or limited differentiation potential when cultured on traditional TC surfaces, including neuronal, primary, endothelial, and tumor cells. The surface