CPC A61K 35/74 (2013.01) [A61K 39/0275 (2013.01); A61P 35/00 (2018.01); C07K 14/521 (2013.01); C07K 16/248 (2013.01); C07K 16/2818 (2013.01); C07K 16/2827 (2013.01); C12N 1/205 (2021.05); C12N 15/74 (2013.01); A61K 45/06 (2013.01); C12R 2001/42 (2021.05)] | 60 Claims |
1. A method of treatment of cancer that comprises a solid tumor or a hematological malignancy in a subject, comprising administering an immunostimulatory bacterium, wherein:
the immunostimulatory bacterium comprises a plasmid that encodes an anti-cancer therapeutic product;
the genome of the immunostimulatory bacterium is modified so that, compared to the bacterium without the genome modifications, the bacterium has increased ability to infect tumor-resident immune cells, and has reduced ability to infect or does not infect epithelial cells; and
the anti-cancer therapeutic product is expressed under the control of one or more eukaryotic regulatory sequences, whereby the product is expressed in the tumor-resident immune cells in the subject.
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