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The Bell BriefFrom Dr. Jennifer Bell, DDS
MEDIUMClinicalTier 1

Variants Near NOG and SOX9 Are Associated with Mandibular Retrognathia

SourceJournal of Dental Research (JDR)Tier 1Peer-Reviewed Research

By E. Juuri, S. Strausz, Md. R. Hasan, M. Hongqiang, T. Jónsson, Á. Thordarsson, G. Auðólfsson, D. Gudbjartsson, H. Stefansson, P. Nieminen, H.M. Ollila, D.P. Rice

Originally at journals.sagepub.com

Summary & scoring by The Bell Brief (Dr. Jennifer Bell) using the Drill-Down Protocol (Drill-Down Score) — not the original publisher.

Why it matters for dental

Orthodontists and oral surgeons should anticipate future genetic testing panels that may stratify Class II retrognathic patients for early interceptive treatment or surgical timing, potentially shifting practice workflows and referral patterns.

Key points

  • Variants near NOG and SOX9 genes show statistically significant association with mandibular retrognathia in a JDR genome-wide association study (n=1,068 cases).
  • Findings open the door to polygenic risk scoring for skeletal malocclusion, which could be integrated into future orthodontic diagnostic algorithms.
  • SOX9 and NOG are already targets in craniofacial developmental pathways; labs may soon offer chair-side saliva tests for high-risk alleles.
  • DSOs and large-group practices could use genetic risk data to prioritize early interceptive appliances or surgical consults in high-risk adolescents.

Who should care

SpecialistOwnerDSO

Read the original on Journal of Dental Research (JDR)

Full reporting and any paywall content live on journals.sagepub.com. We summarize and score; we do not republish.

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