Research Article

Differentiation of Human Bone Marrow-Derived Mesenchymal Stem Cells into Insulin-Producing Cells: Evidence for Further Maturation In Vivo

Figure 5

Immunolabeling of the native pancreas (×200). (a) Positive control displaying intense positive staining for insulin within the islets. (b) The pancreas from an STZ-treated mouse 12 weeks after the transplantation of differentiated cells beneath the renal capsule: negative staining for insulin.
(a)
(b)