Human papillomavirus Quiz: Ace Your Exams

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A researcher is studying the molecular mechanism through which HPV infection leads to cervical cancer. He has developed an in vitro model that involves transfecting cervical epithelial cells grown in culture flasks with a lentivirus carrying the HPV E6 and E7 genes. The expression of protein E6 and E7 in infected cells is subsequently confirmed using fluorescence microscopy. Which of the following best describes the role these proteins play in the pathogenesis of cervical cancer?

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Inhibition of DNA repair proteins

Overproduction of transcription factors

Stabilization of mitochondrial membrane

Inhibition of cell cycle regulatory proteins

Overactivation of tyrosine kinase