Table I.

Association of these protein expressions in breast cancer tissues.

	Cathepsin D			Cathepsin G			Cathepsin K			Cathepsin L			Cathepsin V			VEGF			RECK
Variable	L	H	P	L	H	P	L	H	P	L	H	P	L	H	P	L	H	P	L	H	P
Cathepsin B
−	55	8	0.036	49	17	0.105	36	16	0.830	52	14	0.002	42	18	0.439	30	38	0.100	43	29	0.625
+	41	16		39	25		37	15		33	29		48	15		17	40		35	28
Cathepsin D
−	–	–	–	89	28	0.016	67	26	0.969	82	30	0.003	85	24	0.006	45	68	0.152	80	37	0.248
+	–	–	–	18	15		21	8		15	18		17	15		8	23		18	14
Cathepsin G
−	–	–	–	–	–	–	75	21	0.023	81	30	0.035	84	25	0.025	41	69	0.925	78	31	0.073
+	–	–	–	–	–	–	21	15		25	20		26	18		16	26		22	21
Cathepsin K
−	–	–	–	–	–	–	–	–	–	68	26	0.124	69	23	0.747	36	55	0.180	66	33	0.259
+	–	–	–	–	–	–	–	–	–	21	15		26	10		10	27		22	17
Cathepsin L
−	–	–	–	–	–	–	–	–	–	–	–	–	78	27	0.292	44	58	0.032	72	37	0.111
+	–	–	–	–	–	–	–	–	–	–	–	–	31	16		12	36		27	24
Cathepsin V
−	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	45	62	0.059	70	45	0.673
+	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	11	32		24	18
VEGF
−	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	47	12	0.001
+	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	–	54	46

L, low expression; H, high expression; VEGF, vascular endothelial growth factor; RECK, reversion-inducing cysteine-rich protein with Kazal motifs.