Skip to main content
. Author manuscript; available in PMC: 2010 Aug 14.
Published in final edited form as: Biomaterials. 2009 Jan 21;30(13):2507–2515. doi: 10.1016/j.biomaterials.2009.01.007

Fig. 5.

Fig. 5

Immunostaining of EBs. (A–C) OCT4 staining was performed on day 10 untreated (A), unloaded MS (B) and RA MS EBs (C). Untreated and unloaded MS EBs contained clusters of OCT4+ cells, while OCT4+ cells in RA MS EBs were localized to the columnar cell layer. (D–E) FOXA2, a marker of visceral endoderm, was also expressed in clusters of untreated (D) and unloaded MS EBs (E), but was localized to the outermost layer of cell in RA MS EBs (F). A–C, bar = 50 μm; D–F, bar = 100 μm.