Affiliation: | 1. Department of Pathology, Tohoku University Graduate School of Medicine, Sendai 980-8575, Japan;2. Department of Pathology, Tohoku University Hospital, Sendai 980-8575, Japan;3. Department of Surgery, Tohoku University Hospital, Sendai 980-8575, Japan;4. Department of Vascular Biology, Institute of Development, Aging and Cancer, Tohoku University, Sendai 980-8575, Japan |