Most vaccines consist of viruses that have been attenuated, disabled, weakened or killed in some way so that their virulent properties are no longer effective. A simple<unk> , based on a thymidine kinase deficient mutant of pseudorabies virus was reportedly available as early as 2001 as a commercial vaccine to control Aujeszky's disease in Europe, North America and Japan.
Genetically modified vaccine
Synthetic vaccine
Conjugate vaccine
Autogenous vaccines
Cell-based vaccine
Inactivated vaccine
Subunit vaccine
Viral vector vaccine