Immediate-Early Proteins/physiology; Interferons/physiology; Keratitis, Herpetic/virology; Receptors, Interferon/physiology; Ribonucleotide Reductases/physiology; Simplexvirus/genetics; Thymidine Kinase/physiology; Viral Proteins/physiology; Animals; Chlorocebus aethiops; Cornea/virology; Corneal Injuries; Immediate-Early Proteins/genetics; Immunocompetence; Interferon-alpha/deficiency; Interferon-alpha/genetics; Interferon-alpha/physiology; Interferon-beta/deficiency; Interferon-beta/genetics; Interferon-beta/physiology; Interferon-gamma/deficiency; Interferon-gamma/genetics; Interferon-gamma/physiology; Interferons/deficiency; Interferons/genetics; Keratitis, Herpetic/physiopathology; Mice; Mice, Knockout; Phenotype; Receptor, Interferon alpha-beta; Receptors, Interferon/deficiency; Receptors, Interferon/genetics; Ribonucleases; Ribonucleotide Reductases/genetics; Simplexvirus/drug effects; Simplexvirus/isolation & purification; Simplexvirus/pathogenicity; Simplexvirus/physiology; Thymidine Kinase/genetics; Trigeminal Ganglion/virology; Ubiquitin-Protein Ligases; Vero Cells; Viral Proteins/genetics; Virulence/genetics; Virus Replication/genetics; Interferon gamma Receptor