1. Osteoarthritis pain mechanisms: basic studies in animal models
R.-X. Zhang, K. Ren, R. Dubner 
Osteoarthritis and Cartilage 
Volume 21, Issue 9, Pages (September 2013)
DOI: /j.joca
Copyright © 2013 Osteoarthritis Research Society International Terms and Conditions

2. Fig. 1
Diagram illustrating mechanisms of OA-induced pain. Bioactive chemicals are involved in OA-induced pain at peripheral, spinal and supraspinal levels. IL-13, interleukin-13; IL-17, interleukin-17; IL-1α/β, interleukin alpha/beta.
Osteoarthritis and Cartilage  , DOI: ( /j.joca )
Copyright © 2013 Osteoarthritis Research Society International Terms and Conditions