Early-Life Exposure to Low-Dose Cadmium Accelerates Diethylnitrosamine and Diet-Induced Liver Cancer

Table 2

Half-quantitative data of PCNA IHC staining.

		Non-T	T1	T2	T3	T4	T5	T6	T7	T8
Con-Can	No. 1	++	+++
	No. 2	++	+++	++	++	++
	No. 3	+	++	++	+++	++	+++	++	+++	+++
	No. 4	+++
	No. 5	+	+	+	++	++	++
	No. 6	−~+	−~+	+
	No. 7	−	−~+	+
Cd-Can	No. 1	−~+	−~+	+	+	+	+	+	++
	No. 2	−~+	++	++	++	++	+	+	+	+
	No. 3	−~+	+	++	++	+++
	No. 4	−~+	+	+
	No. 5	−~+	+	+	++
	No. 6	−~+	−~+	+	++
	No. 7	−~+	−~+	−~+	−~+	+	+	+	+	++

Legends: Non-T: nontumor zone; T: tumor zone. negative. +: 0-5 strong positive-stained nuclei in every 10x field of view of Non-T or in one-fourth 10x field of view of T. ++: 6-10 strong positive-stained nuclei in every 10x field of view of Non-T or in one-fourth 10x field of view of T. +++: >10 strong positive-stained nuclei in every 10x field of view of Non-T or in one-fourth 10x field of view of T.