An immunodeficiency virus (HIV) DNA vaccine to cambat Indian subtype C of HIV-1 comprising a vector and gene of virus subtype C of HIV-1 said gene being mounted on the vector.

The investigators used a viral subtype shown to be safe in clinical trials.

at least four months would be needed to produce a new vaccine, in significant quantities, capable of conferring protection against a new virus subtype.

would least four months required to produce a new vaccine that can confer protection in significant quantities before a new subtype of virus.

At least four months would be needed to produce a new vaccine, in significant quantities, capable of conferring protection against a new virus subtype.

However, at least four months would be needed to produce a new vaccine, in significant quantities, capable of conferring protection against a new virus subtype.

However, at least four months are needed to produce large amounts of vaccine effective against a new viral sub-type.

However, at least four months are needed to produce large amounts of vaccine effective against a new viral sub-type.