Mucinous phenotype and CD10 expression of primary adenocarcinoma of the small intestine

Table 4 Summarized data of microsatellite instability status, expression of mismatch repair proteins and KRAS mutations

	MSI	Expression of MMR protein		KRAS mutationbase exchange (codon)	Age	Gender
		MLH1	MSH2
Case 6	MSI-H	+	+	-	55	M
Case 36	MSI-H	+	-	-	85	M
Case 31	MSI-H	-	+	-	67	M
Case 34	MSI-H	+	+	-	71	M
Case 12	MSI-L	+	+	GGT>GAT(12)	69	M
Case 28	MSI-L	+	-	-	41	M
Case 24	MSI-L	+	+	-	60	M
Case 40	MSI-L	+	+	-	35	M
Case 25	MSI-L	+	+	-	53	F
Case 5	MSI-L	+	+	-	23	F
Case 44	MSI-L	+	+	-	87	F
Case 38	MSI-L	+	+	-	67	F
Case 41	MSS	+	+	GGC>GAC(13)	45	F
Case 20	MSS	+	+	GGT>GAT(12)	59	F
Case 46	MSS	+	+	GGT>GTT(12)	40	F

MSI: Microsatellite instability; MSI-H: MSI-high; MSI-L: MSI-low; MMR: Mismatch repair; M: Male; F: Female.