TABLE ONE.

Microarray analysis of GADD45 family genes in chondrocytes treated with BMP-2

Subconfluent cultures of the immortalized human chondrocyte cell line, C-28/I2, were incubated for 1 h in the absence (control) or presence of 100 ng/ml of BMP-2. Total RNA was applied to the HU133A Affymetrix GeneChip.

Probe id	Gene	Control	BMP-2	FC	LCB	Rank
207574_s_at	GADD45β	285.86	832.17	2.91	2.71	13
209304_x_at	GADD45β	420.60	1051.55	2.5	2.26	31
209305_s_at	GADD45β	266.40	668.53	2.51	2.2	37
203725_at	GADD45α	529.55	512.18	−1.03	−1	NA
204121_at	GADD45γ	221.52	251.23	1.13	1.04	NA

Probe identification (id), Affymetrix identifier for separate probes on the microarray; FC, fold change between control and BMP-2-treated sample; LCB, lower confidence bound; NA, not applicable.