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Updated: Jun 3, 2026

RNAscope for In situ Detection of Transcriptionally Active Human Papillomavirus in Head and Neck Squamous Cell Carcinoma
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The HPV transcriptome in HPV16 positive cell lines.

Markus Schmitt1, Michael Pawlita

  • 1Department of Genome Modifications and Carcinogenesis (F020), Research Program Infection and Cancer, German Cancer Research Center (DKFZ), Im Neuenheimer Feld 280, 69120 Heidelberg, Germany. markus.schmitt@dkfz.de

Molecular and Cellular Probes
|March 29, 2011
PubMed
Summary

Quantitative analysis of human papillomavirus type 16 (HPV16) transcripts in cervical cancer cell lines reveals distinct expression patterns. These HPV16 expression changes correlate with the physical state of the viral genome in HPV16-positive cells.

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Area of Science:

  • Oncology
  • Virology
  • Molecular Biology

Background:

  • High-risk human papillomaviruses (HPV), particularly HPV type 16, are implicated in cervical cancer development.
  • The quantitative expression of HPV16 transcripts in cervical cancer cell lines remains poorly understood.

Purpose of the Study:

  • To quantitatively analyze the HPV16 transcriptome in various HPV16-positive cervical cancer cell lines.
  • To investigate the correlation between HPV16 transcript expression and the physical state of the HPV genome.

Main Methods:

  • Utilized a nucleic acid sequence-based amplification (NASBA)-Luminex hybridization assay.
  • Quantified spliced and unspliced HPV16 transcripts in SiHa, CaSki, MRI-H196, MRI-H186, HPK-IA, and C3 cell lines.

Main Results:

  • Significant variations in HPV16 transcript expression were observed across cell lines, linked to the physical HPV genome status.
  • SiHa cells lacked transcripts with specific splice acceptors, while CaSki cells showed reduced late transcripts.
  • MRI-H186, HPK-IA, and C3 cells exhibited high levels of full-length early transcripts.

Conclusions:

  • Quantitative expression patterns of HPV16 transcripts are associated with the physical state of the HPV genome in cervical cancer cell lines.
  • Findings provide insights into HPV16 gene expression regulation in cancer development.