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. 2001 Jun 15;7(3):335–339. doi: 10.3748/wjg.v7.i3.335

Table 1.

Expression of p21, cIVase and EGFR in different cell clones

	Staining grade
	SMMC 7721	NC₁	NC₂	RC₁	RC₂	RC₃	RC₄
p21	-	-	-	+++	++++	+++	++
cIVase	+	+	+	+++	++++	+++	+++
EGFR	+	+	+	+++	+++	++	++