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 Indian J Med Microbiol  
 

Figure 2: (a) Dummett moderate gingival pigmentation at presentation in maxillary arch, (b) partial thickness flap on the facial surface of the gingiva of the maxillary arch, (c) the right half of the area (1st quadrant) was covered with platelet rich fibrin membrane and sutured with 5-0 suture and the left half (2nd quadrant) was covered with non-eugenol periodontal dressing (Coe-Pack), (d) toluidine blue test on 3rd day, (e) toluidine blue test on 5th day

Figure 2: (a) Dummett moderate gingival pigmentation at presentation in maxillary arch, (b) partial thickness flap on the facial surface of the gingiva of the maxillary arch, (c) the right half of the area (1<sup>st</sup> quadrant) was covered with platelet rich fibrin membrane and sutured with 5-0 suture and the left half (2<sup>nd</sup> quadrant) was covered with non-eugenol periodontal dressing (Coe-Pack), (d) toluidine blue test on 3<sup>rd</sup> day, (e) toluidine blue test on 5<sup>th</sup> day