The present invention relates to methods of treating cancer in a human subject in need thereof. In particular, the present invention relates to treating a cancer by administering a recombinant virus which expresses one or more biotherapeutic agents in a subject, and administering to the subject a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent. The invention further relates to method for treating cancer by administering a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent and a caspase inhibitor, and, optionally, also administering a recombinant virus expressing one or more biotherapeutic agents in the subject. The invention also relates to a method for treating cancer by administering purified interferon gamma to a subject and administering to the subject a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent. Also provided are pharmaceutical compositions, including controlled release pharmaceutical compositions containing: a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent and a recombinant virus; a nucleotide analogue or nucleotide analogue precursor chemotherapeutic agent and a caspase inhibitor; or a purified interferon gamma and a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent.

This disclosure provides the innovation of a group of flaviviruses carrying respective lymphocyte genes that results in targeting specific T cells of immune system to therapy solid cancers and provides strategies for using these oncolytic viruses to reduce or to avoid immune resistance to single virus treatment and thus increase efficiency against cancer.

The present invention relates to methods of treating cancer in a human subject in need thereof. In particular, the present invention relates to treating a cancer by administering a recombinant virus which expresses one or more biotherapeutic agents in a subject, and administering to the subject a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent. The invention further relates to method for treating cancer by administering a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent and a caspase inhibitor, and, optionally, also administering a recombinant virus expressing one or more biotherapeutic agents in the subject. The invention also relates to a method for treating cancer by administering purified interferon gamma to a subject and administering to the subject a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent. Also provided are pharmaceutical compositions, including controlled release pharmaceutical compositions containing: a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent and a recombinant virus; a nucleotide analogue or nucleotide analogue precursor chemotherapeutic agent and a caspase inhibitor; or a purified interferon gamma and a nucleotide analogue or nucleotide precursor analogue chemotherapeutic agent.