CXCL9 and vitiligo: In contrast, vitiligo model mice showed a marked upregulation of CXCL9 and 10: CXCL9 MFI increased to 3910 ± 62.39 (epidermis) and 3018 ± 157.8 (dermis), and CXCL10 MFI similarly rose to 3868 ± 331.9 (epidermis) and 3927 ± 329 (dermis) relative to normal controls.