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Antibodies used in this study
| Antibody | Clone/company | Dilution |
|---|---|---|
| CDX2 | CDX2-88/BioGenex (Fremont, CA) | 1:200 |
| CK20 | Ks20.8/Dako (Carpinteria, CA) | 1:50 |
| MUC2 | Ccp58/Vector Laboratories (Burlingame, CA) | 1:25 |
| Napsin A | Polyclonal/Cell Marque (Rocklin, CA) | Predilute |
| SMAD4 | B-8/Santa Cruz Biotechnology (Dallas, TX) | 1:500 |
| TTF-1 | 8G7G3/1/Dako | 1:50 |
