Figure 4: Area specific cell density on the PCPS and BPS surfaces observed by immunofluorescence.

(A) PCPS (1 day), (B) PCPS (3 days), (C) PCPS (7 days), (D) BPS (1 day), (E) BPS (3 days), and (F) BPS (7 days).
(A) PCPS (1 day), (B) PCPS (3 days), (C) PCPS (7 days), (D) BPS (1 day), (E) BPS (3 days), and (F) BPS (7 days).