1. From the Wound Healing Research Unit, Division of Pathology, and the2Division of Cell Biology, Institute of Ophthalmology, London, United Kingdom; the
2. Division of Cell Biology, Institute of Ophthalmology, London, United Kingdom; the
3. Department of Dermatology and Venereology, University of Helsinki, Helsinki, Finland; the
4. School of Biological Sciences, University of East Anglia, Norwich, United Kingdom; and
5. From the Wound Healing Research Unit, Division of Pathology, and the5Moorfields Eye Hospital National Health Service Trust, London, United Kingdom.