Table I.

Specific primers of PADI4, MMP2, MMP9 and GAPDH.

Gene	Forward primer	Reverse primer
PADI4	5′-GGGGACATTGATCCGTGTGA-3′	5′-TCGTCAGGGTCACCTCTACC-3′
MMP2	5′-CCAGCTGGCCTAGTGATGAT-3′	5′-CCGCATGGTCTCGATGGTAT-3′
MMP9	5′-TCTATGGTCCTCGCCCTGAA-3′	5′-CATCGTCCACCGGACTCAAA-3′
GAPDH	5′-AATGGGCAGCCGTTAGGAAA-3′	5′-GCGCCCAATACGACCAAATC-3′

PADI4, peptidylarginine deiminase type 4; MMP, matrix metalloproteinase.