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Immunohistochemical Investigation of the Proliferative Activity of Odontogenic Cysts and Tumors

  • 0Department of Basic Sciences, College of Dentistry, Princess Nourah bint Abdulrahman University, 84428, Riyadh 11671, Saudi Arabia.
Applied Immunohistochemistry & Molecular Morphology : Aimm +

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November 21, 2024

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November 21, 2024

View abstract on PubMed

Summary

This summary is machine-generated.

This study examined p63 and Ki-67 markers in odontogenic lesions. Higher Ki-67 in keratocysts and elevated p63 in ameloblastomas and keratocysts suggest roles in lesion behavior.

Area Of Science

  • Oral pathology
  • Molecular biology
  • Oncology

Background

  • Odontogenic cysts and tumors show diverse behaviors.
  • Molecular markers for proliferation and differentiation in these lesions are not fully understood.

Purpose Of The Study

  • To investigate the expression patterns of p63 and Ki-67 in various odontogenic lesions.
  • To correlate these markers with lesion characteristics and potential management strategies.

Main Methods

  • Immunohistochemistry was used to analyze p63 and Ki-67 expression in 42 odontogenic specimens.
  • Digital image analysis was performed using Aperio slide scanner and QuPath software.

Main Results

  • Ki-67 levels were highest in odontogenic keratocysts (OKCs), indicating increased proliferation.
  • p63 expression was significantly higher in ameloblastomas and OKCs compared to dentigerous cysts.
  • Differential expression of Ki-67 and p63 was observed across different odontogenic lesion types.

Conclusions

  • Ki-67 and p63 expression patterns may be linked to the biological behavior and aggressiveness of odontogenic lesions.
  • Further molecular analyses with larger sample sizes are recommended.
  • Understanding these markers can aid in improving the management of odontogenic cysts and tumors.