Table 1a.
Evidence for nuclear APC
Observation | Cell line(s) | Antibodies | Ref |
---|---|---|---|
APC in nuclear puncta by immunofluorescence (IF) | 184A1, T47D | Ab-2,-4,-6, APC64 | 1 |
microscopy (also cytoplasmic and at leading edge) | |||
Cell fractionation/immunoblot: | LS174T, HCT116 | Ab-1, -2 | 1 |
APC in nuclear and nuclear matrix fractions | |||
truncated APC not in nuclear fractions | DLD-1 | Ab-1 | 1 |
APC in nuclei of murine villus epithelial cells | mouse tissue | α-APC2 (middle) | 5 |
IF with confocal microscopy | |||
APC in nuclei of human colonic epithelial cells | human tissue, | 10 different | 6 |
IF with confocal microscopy | 50 patient samples | ||
APC in nuclei of human colonic epithelial cells | human tissue | C-APC 28.9 | 7 |
Immunogold electron microscopy | |||
Nuclear APC colocalizes with rRNA (nucleoli) | 184A1 | Ab-4 | 1 |
APC in nucleoli when ectopically expressed, and | 3T3, HCT116 | Ab-7 | 8 |
nuclear export inhibited by leptomycin B (LMB) |