Degradome expression profiling in human articular cartilage

Table 1 Expression level of protease genes in each catalytic class

Expression level	Aspartate proteases		Cysteine proteases		Metalloproteases		Serine proteases		Threonine proteases
	NOF	OA	NOF	OA	NOF	OA	NOF	OA	NOF	OA
20 < Ct < 25	0	1	2	4	2	4	3	3	0	0
25 < Ct < 30	10	10	85	80	70	74	47	51	16	17
30 < Ct < 35	4	5	33	38	52	70	29	33	8	6
35 < Ct < 40	2	1	8	6	17	5	19	21	1	2
ND	5	4	11	11	47	35	64	54	3	3

NOF, fracture to the neck of femur; OA, osteoarthritis; Ct, threshold cycle; ND, not detected (median Ct = 40).

ISSN: 1478-6362