OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Periodontology is 26. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Probiotic Lactobacillus rhamnosus EM1107 prevents hyperglycemia, alveolar bone loss, and inflammation in a rat model of diabetes and periodontitis	146
Donor site wound healing following free gingival graft surgery using platelet rich fibrin: A randomized controlled trial	73
Interferon activated gene 204 protects against bone loss in experimental periodontitis	71
Effectiveness of nonsurgical re‐instrumentation: Tooth‐related factors	61
Periodontal risk score: Initiation and model validation for 6,762 teeth	56
Gingival crevicular fluid Bax, Bcl‐xl, interleukin‐22, and transforming growth factor beta 1 levels in stage III periodontitis	53
	50
	49
	45
Pattern of grade C molar‐incisor pattern periodontitis in families	43
Effect of interleukin‐17 on periodontitis development: An instrumental variable analysis	39
Colorimetric analysis of intraoral scans: A novel approach for detecting gingival inflammation	39
Non‐invasive assessment of peri‐implant mucosal thickness: A cross‐sectional study	38
Effect of supragingival plaque control on recurrent periodontitis and clinical stability among individuals under periodontal maintenance therapy: 10‐year follow‐up	37
Shortened outreach periodontal therapy in nursing home residents with periodontitis: A randomized controlled trial	36
Periodontitis associated with brain function impairment in middle‐aged and elderly individuals with normal cognition	33
aMMP‐8 self‐testing and self‐administered questionnaires for periodontitis screening: A diagnostic trial in a Chinese population	33
Effects of a stabilized stannous fluoride dentifrice on clinical, immunomodulatory, and microbial outcomes in a human experimental gingivitis model	32
Histological and immunohistochemical soft‐tissue response to cylindrical and concave abutments: Multicenter randomized clinical trial	31
Multiple coronally advanced flap with a selective use of connective tissue graft: A 3‐year prospective clinical and histological study	30
Mineral‐targeted alkaline phosphatase improves bone graft‐mediated alveolar bone defect healing in mice	30
GLP‐1 receptor agonists: Bridging diabetes, obesity, and periodontitis—A scoping review of emerging evidence	27
Characteristics of mesenchymal stem cells from supracrestal gingival connective tissue	27
ISSUE INFORMATION	26
M101, a therapeutic oxygen carrier derived from Arenicola marina, decreased Porphyromonas gingivalis‐induced hypoxia and improved periodontal healing	26

	26
Multi‐cohort evaluation of “Don't know” responders to self‐report oral health questions: Implications for etiologic research	26