Increasing expression of presenilin 1, β-catenin, and p-PTEN and its regulatory roles on cell invasion in gastric cancer

Table 2 Correlation among expressions of presenilin 1, β-catenin and phosphorylation of tensin homolog deleted on chromosome ten

Protein	β-catenin expression			p-PTEN expression
	Low	High	r value	Low	High	r value
Presenilin-1 1 expression			0.362a			0.417a
Low	30	16		36	10
High	20	50		25	45
p-PTEN expression			0.338a
Low	36	25
High	14	41

^aP < 0.05. p-PTEN: Phosphorylation of tensin homolog deleted on chromosome ten.