Figure 8. Representative images of cultured keratocytes from ReLEx (Refractive Lenticule Extraction) lenticules. A, B, E, G: Fresh samples. C, D, F, H: Cryopreserved samples. A, C: ReLEx lenticule. B, D: Free floating stromal keratocytes following enzymatic digestion for at least 4 h in collagenase. E, F: Attached keratocytes beginning to elongate into spindle-like fibroblastic cells by Day 2 in culture. G, H: Confluent stromal fibroblasts after 7 days in culture.