Soluble Low-density Lipoprotein Receptor-related Protein 1 in Juvenile Idiopathic Arthritis

The BBOP Study was supported by The Canadian Institutes of Health Research (FRN #82517); The Arthritis Society (Canada), Canadian Arthritis Network (SRI-IJD-01); University of Saskatchewan; The Clinical Research Centre of the Centre Hospitalier Universitaire de Sherbrooke; University of British Columbia; McGill University; Memorial University; Manitoba Institute of Child Health; Children’s Health Research Trust Fund; Jim Pattison Children’s Hospital Foundation of Saskatchewan; The Pediatric Rheumatic Disease Research and Innovation Laboratory, University of Saskatchewan; The Haslam Research Fund, University of Saskatchewan; and The Kleiman Fund, University of Saskatchewan. E. Rezaei, MD, PhD, A.M. Rosenberg, MD, Departments of Pediatrics, University of Saskatchewan, Saskatoon, Saskatchewan; M.M. Newkirk, PhD, Department of Medicine, McGill University Health Center, Montreal, Quebec; Z. Li, MSc, RC-CHUM, University of Montreal, Montreal, Quebec; J.R. Gordon, PhD, Department of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan; K.G. Oen, MD, Department of Pediatrics and Child Health, University of Manitoba, Winnipeg, Manitoba; S.M. Benseler, MD, PhD, Department of Pediatrics, Alberta Children’s Hospital, University of Calgary, Calgary, Alberta; G. Boire, MD, Département de Médecine, Université de Sherbrooke, Sherbrooke, Quebec; D.A. Cabral, MD, K. Houghton, MD, K.A. Morishita, MD, R.E. Petty, MD, PhD, L.B. Tucker, MD, S.E. Turvey, MD, Department of Pediatrics, British Columbia Children’s Hospital, Vancouver, British Columbia; S. Campillo, MD, G. Chédeville, MD, R. Scuccimarri, MD, Department of Pediatrics, McGill University Health Center, Montreal, Quebec; A.L. Chetaille, MD, Département de Médecine le Centre Hospitalier Universitaire de Quebec, Quebec City, Quebec; P. Dancey, MD, Department of Pediatrics, Janeway Children’s Health and Rehabilitation Centre, St. John’s, Newfoundland; C. Duffy, MD, R. Jurencak, MD, Department of Pediatrics, Children’s Hospital of Eastern Ontario, Ottawa, Ontario; K. Watanabe Duffy, MD, Department of Pediatrics, Children’s Hospital of Eastern Ontario, Ottawa, Ontario; A.M. Huber, MD, B. Lang, MD, S.E. Ramsey, MD, E. Stringer, MD, Department of Pediatrics, IWK Health Centre and Dalhousie University, Halifax, Nova Scotia; J. Roth, MD, Department of Pediatrics, Children’s Hospital of Eastern Ontario Research Institute, University of Ottawa, Ottawa, Ontario; R. Schneider, MD, L. Spiegel, MD, S.M. Tse, MD, R.S. Yeung, MD, PhD, Department of Paediatrics, University of Toronto and the Hospital for Sick Children, Toronto, Ontario, Canada. The authors declare no conflict of interest. Address correspondence to Dr. A.M. Rosenberg, Department of Pediatrics, Royal University Hospital, 103 Hospital Drive, Saskatoon, SK S7N 0W8, Canada. Email: alan.rosenberg@usask.ca. Accepted for publication October 2, 2020.