Reduced migration of fibroblasts in inflammatory bowel disease: role of inflammatory mediators and focal adhesion kinase1 1The authors thank Dr. Luitpold E. Miller for his assistance in the preparation of this manuscript; the doctors and nurses of the Endoscopy department; the surgeons and pathologists of the University of Regensburg, especially Dr. Frauke Bataille, for their ongoing great cooperation; and, most importantly, all patients who agreed to give biopsy and tissue samples, without whom this study would not have been possible.