Table 1

Pathohistological data and INK4a-ARF alterations

p14 alterationsp16 alterations
Patient NoSex (M/F)Tumour size diameter (cm)RE-PCRMSPEXPRE-PCRMSPEXPAllelic status
RE-PCR, restriction enzyme related-polymerase chain reaction; MSP, methylation specific PCR; EXP, gene mRNA expression analysed by reverse transcription PCR; ND, not detected (wild-type, both allels expressed as defined by multiplex PCR); NI, not informative.
    1F2.5+++++++++ND
    2F4.9++++++ND
    3F10.5++++++ND
    4M5.5++++++ND
    5F6.5++++++ND
    6F3.0++++++ND
    7F12.5++++++ND
    8F7.6++++++ND
9M8.0++++++NI
10F8.5++++++ND
11F10.8+++++++++ND
12F4.5++++++ND
13F14.0++++++NI
14F10.5++++++ND
15F9.5++++++ND
16F8.2+++++++++ND
17F7.5++++++ND
18F9.6+++++++++ND
19M8.3++++++ND
20F7.8++++++ND
21F3.9+++++++++ND
22F9.0+++++++++ND
23F6.5+++++++++ND
24F10.2+++++++++ND
25F7.8+++++++++ND