Overview of the sections stained with hematoxylin and eosin: (A) 500- to 1,000-μm OCP/Col, (B) 300- to 500-μm OCP/Col, (C) 53- to 300 μm OCP/Col, (D) Col, and (E) untreated control. The implantation terms were 4, 8, and 12 weeks long. Dehydrothermal treatment was 150°C. ▾, defect margin. Bars=2 mm. Color images available online at www.liebertonline.com/tea