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Image A indicates the use of PLLA/COL/HA membranes. Image B shows PLLA/COL/HA associated with SHEDs. Image C shows PisPLLA/COL/HA membranes. Image D shows PisPLLA/COL/HA membranes associated with SHEDs. Image E indicates the negative control group. New bone formations (BN), periodontal ligament (PL), cementum (C), dentin (D) and conjunctive tissue (CT) are indicated in the figures.
