Table 1.

Gelatinase Levels After Injury of Femoral or Carotid Artery of MMP-3+/+ or MMP-3−/− Mice as Determined With Arterial Extracts on Gelatin Zymography

Carotid ArteryFemoral Artery
MMP-3+/+MMP-3−/−MMP-3+/+MMP-3−/−
Control 1 WeekControl 1 Week Control 1 Week Control 1 Week
70 kD proMMP-2  30 ± 4  59 ± 4-151 21 ± 3 80 ± 7-151 24 ± 4  50 ± 10-150 24 ± 2 74 ± 12-151 
61 kD MMP-2  ND  30 ± 6 ND  38 ± 4  ND  24 ± 3 ND  25 ± 4  
65 kD proMMP-2  200 ± 26 330 ± 44-150 180 ± 14  420 ± 48-151 180 ± 22 320 ± 25-151 190 ± 21  410 ± 27-151 
58 kD MMP-2 5.6 ± 1.6  160 ± 23-151 5.4 ± 2.1 240 ± 13-151 8.5 ± 1.2 (3)  150 ± 31-150 5.8 ± 0.82 (3)  170 ± 13-151 
94 kD proMMP-9 8.0 ± 3.3 (1)  83 ± 13-151 1.7 ± 0.96 (1) 74 ± 12-151 1.5 ± 0.17 (3)  120 ± 52-151 3.0 ± 0.80  120 ± 42-150 
83 kD MMP-9  ND 10 ± 0.8  ND  16 ± 5  ND 19 ± 10  ND  18 ± 9 
Carotid ArteryFemoral Artery
MMP-3+/+MMP-3−/−MMP-3+/+MMP-3−/−
Control 1 WeekControl 1 Week Control 1 Week Control 1 Week
70 kD proMMP-2  30 ± 4  59 ± 4-151 21 ± 3 80 ± 7-151 24 ± 4  50 ± 10-150 24 ± 2 74 ± 12-151 
61 kD MMP-2  ND  30 ± 6 ND  38 ± 4  ND  24 ± 3 ND  25 ± 4  
65 kD proMMP-2  200 ± 26 330 ± 44-150 180 ± 14  420 ± 48-151 180 ± 22 320 ± 25-151 190 ± 21  410 ± 27-151 
58 kD MMP-2 5.6 ± 1.6  160 ± 23-151 5.4 ± 2.1 240 ± 13-151 8.5 ± 1.2 (3)  150 ± 31-150 5.8 ± 0.82 (3)  170 ± 13-151 
94 kD proMMP-9 8.0 ± 3.3 (1)  83 ± 13-151 1.7 ± 0.96 (1) 74 ± 12-151 1.5 ± 0.17 (3)  120 ± 52-151 3.0 ± 0.80  120 ± 42-150 
83 kD MMP-9  ND 10 ± 0.8  ND  16 ± 5  ND 19 ± 10  ND  18 ± 9 

Data represent lysis, expressed per mg protein. Numbers in brackets indicate the numbers of arteries with ND levels. Data are mean ± SEM of five experiments.

Abbreviation: ND, not detectable.

F0-150

P < .05 versus control.

F0-151

P < .01 versus control.

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