ITGAV and type 2 diabetes mellitus: Moreover, IHC staining for CD51+ MSC proliferation in reclaimed calluses from T2DM mouse femora was performed 7 days postfracture; quantification of IHC staining showed increased proliferation of CD51+ MSC in both db/db and TALLYHO/JngJ mice treated with hPTH (1–34) Fig. 5A.