Table 1.

Effects of peroxisome-proliferator-activated receptor γ agonists on viability of IL-1β-stimulated chondrocytes

Agonist added	A580	Percentage of control
None (control)	0.81 ± 0.05	100
IL-1β (10 ng/ml)	1.12 ± 0.04*	138
15d-PGJ2 (10 μM)	0.91 ± 0.07	112
IL-1β + 15d-PGJ2	1.10 ± 0.05	135
Rosiglitazone (10 μM)	0.95 ± 0.09	117
IL-1β + rosiglitazone	1.12 ± 0.07	138

15d-PGJ₂, 15-deoxy-Δ^12,14prostaglandin J₂.

*, P < 0.05, comparison with non-stimulated controls