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IL-1ra delivered from poly(lactic-co-glycolic acid) microspheres attenuates IL-1β-mediated degradation of nucleus pulposus in vitro

Deborah J Gorth, Robert L Mauck, Joseph A Chiaro, Bhavana Mohanraj, Nader M Hebela, George R Dodge, Dawn M Elliott and Lachlan J Smith*

Arthritis Research & Therapy 2012, 14:R179  doi:10.1186/ar3932

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