... Arthritis Rheum 2001, 44:2777-2789 Yoshihara Y, Nakamura H, Obata K, Yamada H, Hayakawa T, Fujikawa K, Okada Y: Matrix metalloproteinases and tissue inhibitors of metalloproteinases in synovial ... Duance VC, Mason DJ: Tumour necrosis factor alpha up-regulates protein kinase R (PKR)-activating protein (PACT) and increases phosphorylation of PKR and eukaryotic initiation factor 2-alpha in ... Gilbert SJ, Wardale RJ, Capper SJ, Mason DJ, Duance VC: Up-regulation of matrix metalloproteinase expression and activation following cyclical compressive loading of articular cartilage in vitro Arch...