Reaction of Rat Subcutaneous Connective Tissue to Resin Composites Polymerized with Different Light Curing Units and Different Lightening Methods

Figure 1

The photomicrographs of rat subcutaneous connective tissue reaction with ×100 magnification. (a) Grade 0 (b) Grade I (c) Grade II (d) Grade III. e: Epiderm, CT: connective tissue, CC: chronic inflammatory cell, GT: granulation tissue, F: fibrosis, N: necrosis, V: vessel.

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