Reduced apoptotic levels in squamous but not basal cell carcinomas correlates with detection of cutaneous human papillomavirus.

Of the HPV-positive samples, five displayed Bak staining and this was restricted to the lowest scoring index with only a few cells being scored positive in the entire tumour section, whilst more of the HPV negative SCCs showed staining which was often of a higher scoring index, but did not reach statistical significance in our study ( P =0.440).

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