Fig. 2From: Enhancing mesenchymal stem cells cultivated on microcarriers in spinner flasks via impeller design optimization for aggregated suspensionsCell–microcarrier aggregates at different rotational speeds. A Microscopic observation of cell–microcarriers cultivated at different rotation rates after 1, 5 and 9 days of cultivation. Scale bar: 500 μm. B Changes in cell–microcarrier aggregate size with incubation times. C Comparison of aggregate sizes in rotovials at different rotational speeds at day 9. D Diameter distributions of cell–microcarrier aggregatesBack to article page