Measles virus: evidence for association with lung cancer

Netta Sion-Vardy1, Irena Lasarov, Bertha Delgado

  • 1Department of Pathology, Soroka University Medical Center, Beer Sheva, Israel. nsv@bgu.ac.il

Experimental Lung Research
|November 10, 2009
PubMed

Insights

Measles virus antigens were found in most non-small cell lung cancer cases. Pirh2 expression, linked to measles virus, correlated with better patient survival, suggesting a potential role in lung cancer progression.

Area of Science:

  • Oncology
  • Virology
  • Molecular Biology

Background:

  • Lung cancer incidence in nonsmokers is rising (10-15%).
  • The role of measles virus in cancer (carcinogenesis) is largely unestablished.
  • Measles virus phosphoprotein may affect Pirh2, a protein overexpressed in lung cancer that degrades p53.

Purpose of the Study:

  • To investigate the association between measles virus antigens, Pirh2, p53, and clinicopathological features in non-small cell lung carcinoma (NSCLC).

Main Methods:

  • Clinicopathological study of 65 newly diagnosed NSCLC patients over 10 years.
  • Immunohistochemical analysis for measles virus antigens, p53, and Pirh2 using avidin-biotin peroxidase complex.

Main Results:

  • Measles virus antigens detected in 54 of 65 (83%) NSCLC cases.
  • Measles virus antigen expression was associated with older patient age and Pirh2 expression.
  • Pirh2 expression was independently associated with improved patient survival.

Conclusions:

  • Measles virus antigens are frequently present in NSCLC.
  • Pirh2 expression, potentially influenced by measles virus, may be a favorable prognostic marker in NSCLC.

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