The number of microglial cells containing iron, Tf, and and Cp was increased in the putamen in FXTAS. A-C: Representative microglial cells containing iron, Tf and Cp. D-F: Number of microglial cells containing iron, Tf and Cp for each control and FXTAS case included in this study. Iron, Tf and Cp: blue. Tf: Transferrin. Cp: ceruloplasmin; CT: control. Calibration bar: 5 μm.