1. Arthritis Research Group, Microbiology Building (RVH), Queen’s University Belfast, United Kingdom, Tumour Biology Laboratory, Department of Biochemistry, Biosciences Institute, University College Cork, Ireland, Proteome Research Centre, Conway Institute for Biomolecular and Biomedical Research, University College Dublin, Ireland, and Centre for Vision and Vascular Science, Institute of Clinical Sciences (RVH), Queen’s University Belfast, United Kingdom