| | Gene | Accession number | PCR primer sequences (-) | PCR product (bp) |
| | EGFR | NM_005228 | AGGAAGAAGCTTGCTGGTAGC | 88 | | CTCTGGAAGACTTGTGGCTTG | | ADAM17 | NM_003183 | CAAGTCATTTGAGGATCTCACG | 96 | | TCTTTGCTGTCAACACGATTCT | | HB-EGF | NM_001945 | GCCTAGGCGATTTTGTCTACC | 119 | | GCCCAACCTCTTCTGAGACTT | | PTEN | NM_000314 | CAGCAGTGGCTCTGTGTGTAA | 98 | | ATGGACATCTGATTGGGATGA | | MMP9 | NM_004994 | AAAGCCTATTTCTGCCAGGAC | 105 | | GCACTGCAGGATGTCATAGGT |
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