Table 1.

OPTC gene expression (RT-PCR) in isolated tumor cells from patients with various types of hematological malignancies and normal leukocyte subsets of healthy control donors

Cell source	No. of positive cases/total no.
Chronic lymphocytic leukemia (PBMC)	90/90
Mantle cell lymphoma (PBMC)	2/8
Pre B-ALL (PBMC)	0/1
Chronic myelogenous leukemia (PBMC)	0/7
Acute myelogenous leukemia (PBMC)	0/7
Prolymphocytic leukemia (B and T cell types) (PBMC)	0/3
Hairy cell leukemia (PBMC)	0/2
Lymphoplasmacytoid lymphoma (PBMC)	0/2
Multiple myeloma (BMMC)	0/6
Follicular lymphoma (PBMC*)	0/2
Normal healthy PBMC (lymphocytes and monocytes)	0/20
Normal blood T cells**	0/3
Normal blood B cells***	0/3

PBMC peripheral blood mononuclear cells, BMMC bone marrow mononuclear cells.

* Severe lymphocytosis.

** Purity >70%, *** purity >90%.