Table 3.

Immunocytology of commercially available cancer cell lines and cells cultured from malignant pleural effusions and malignant ascites. TRAP staining was classified as follows: + positive, (+) weakly positive, - negative.

source	cell line	TRAP expression
breast cancer cell lines	MDA-MB-468	+
	MCF-7	+
	BT20	+
	HBL-100	+
primary breast cancer cells	P1	+
	P2	+
	P3	-
ovarian cancer cell lines	OAW42	(+)
	SKOV3	(+)
primary ovarian cancer cells	A1	+
	A2	+
	A3	+
cervical cancer cell lines	SiHa	(+)
	CaSki	-
melanoma cell lines	BML	+
	Mel2A	(+)
	MV3	+