Angiogenesis Inhibitors/administration & dosage; Cornea/drug effects; Corneal Neovascularization/drug therapy; Endostatins/administration & dosage; Gene Transfer Techniques; Genetic Vectors/administration & dosage; Angiogenesis Inhibitors/chemistry; Angiogenesis Inhibitors/genetics; Angiogenesis Inhibitors/therapeutic use; Animals; Base Sequence; Cornea/metabolism; Cornea/pathology; Corneal Neovascularization/genetics; Corneal Neovascularization/metabolism; Corneal Neovascularization/pathology; Corneal Neovascularization/prevention & control; Disease Models, Animal; Endostatins/chemistry; Endostatins/genetics; Endostatins/therapeutic use; Female; Genetic Vectors/therapeutic use; Humans; Immunohistochemistry; Injections, Intraocular; Molecular Sequence Data; Mutagenesis, Site-Directed; Platelet Endothelial Cell Adhesion Molecule-1/analysis; Platelet Endothelial Cell Adhesion Molecule-1/biosynthesis; Rabbits; Reverse Transcriptase Polymerase Chain Reaction; Vascular Endothelial Growth Factor A/analysis; Vascular Endothelial Growth Factor A/antagonists & inhibitors; Vascular Endothelial Growth Factor A/biosynthesis