Serial changes in expression of functionally clustered genes in progression of liver fibrosis in hepatitis C patients

Table 2 Types of samples indicating the number of biopsy specimens

Type of sample	Number of samples
	F1	F2	F3	F4
1	25	13	14	9
2	23	13	14	8
3	22	12	14	8
4	12	6	9	4
5	7	4	5	4
6	6	4	4	3
7	5	4	5	5

Quantitative limitation of biopsy specimens resulted in a difference in sample number for each probe, according to the interest in the particular gene.