Transfection of oral squamous cell carcinoma with human papillomavirus-16 induces proliferative and morphological changes in vitro
2006

HPV16 Infection Increases Growth of Oral Cancer Cells

Sample size: 48 publication Evidence: moderate

Author Information

Author(s): Kingsley Karl, Johnson Devin, O'Malley Susan

Primary Institution: University of Nevada, Las Vegas – School of Dental Medicine

Hypothesis

HPV16 infection of the OSCC cell line, CAL27, would mediate phenotypic alterations of these cells, particularly adhesion, proliferation, and morphology.

Conclusion

HPV16 infection significantly increases the proliferation and alters the morphology of oral squamous cell carcinoma cells in vitro.

Supporting Evidence

  • HPV16 transfected CAL27 cells showed over 5-fold increased proliferation compared to non-transfected cells.
  • CAL27-HPV16 cells proliferated significantly even in the absence of serum.
  • HPV16 infection altered the morphology of CAL27 cells, increasing their spreading.

Takeaway

This study shows that a virus called HPV16 can make certain cancer cells grow faster and change their shape, which might help us understand how oral cancers develop.

Methodology

CAL27 cells were transfected with HPV16 and proliferation and adhesion assays were conducted to measure changes in growth and morphology.

Limitations

The study primarily focuses on in vitro conditions, which may not fully replicate in vivo environments.

Statistical Information

P-Value

p<0.01

Statistical Significance

p<0.01

Digital Object Identifier (DOI)

10.1186/1475-2867-6-14

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