MMP9 and androgen insensitivity syndrome: The protein expressions of MMP-9, IL-1β, TNFα, RANTES, PAI-1, NF-κB and iNOS, seven indicators of inflammation, were highest in AIS only, lowest in SC, significantly higher in AIS-ADMSC and AIS-Ex than in AIS-ADMSC-Ex, and significantly higher in AIS-Ex than in AIS-ADMSC.