Correlation between Tissue Characterization and Dynamic Expression of Matrix Metalloproteinase-2 and Its Tissue Inhibitor in Conjunctival Filtering Bleb of Rats

Table 4

The expression of TIMP-2 in conjunctival and subconjunctival tissue of filtration area by western blot (average gray value, , ).

Group	Cases	Average gray value
Control group	6	102.50 ± 6.25
At day 1	6	125.00 ± 6.90
At day 3	6	162.67 ± 7.00
At day 5	6	232.00 ± 11.03
At day 7	6	189.00 ± 8.44
At day 14	6	194.67 ± 8.64
At day 28	6	150.50 ± 6.41