The study aimed to Compare the effect of combination Platelet Rich
Plasma with bovine derived xenograft and bovine derived xenograft
alone in treatment of human class II furcation defects in mandibular
molars. Twenty systemically healthy patients,
aged 32 to 58 years with
chronic periodontitis participated in the study . Each patient had 2 buccal
mandibular class II furcation defects (first or second molars) were
randomizely treated either with : bovine – derived xenograft with
Platelet – Rich plasma, or with bovine - derived xenograft alone.