tended toward significancep = 0.06
Transplantation of limiting numbers of MRU CD200/CD200R1 and MRU not CD200/CD200R1 into cleared mammary fat pads revealed a 2.6-fold decrease in full repopulation frequency for the MRU not CD200/CD200R1 (versus MRU CD200/CD200R1 ), which tended toward significance (p = 0.06, Figure 1 F).