Using PDAC datasets of the NCBI Gene Expression Omnibus (GEO, GSE28735) database, ErbB2, hCNT1, hCNT3, ABCG2, MRP1 and MRP2 mRNA expression was measured in 45 tumors (T) and adjacent non tumor tissues (ANT). The gene discussed is SLC28A3; the disease is neoplasm.