Fig. 6.
Zymographic analysis on gelatin-containing gels of 72-hour samples of serum-free conditioned medium of macrophages from MMP-3+/+ or MMP-3−/− mice obtained without (lane 1) or with (lane 2) plasminogen and of the eluates of plasminogen-containing samples after adsorption with anti–MMP-9 IgG (lane 3).