US Patent 9803021 CD138-targeted interferon demonstrates potent apoptotic and anti-tumor activities

In various embodiments chimeric moieties (constructs) are provided that show significant efficacy against cancers. In certain embodiments the constructs comprise a targeting moiety that specifically binds CD138 attached to an interferon or to a mutant interferon. In certain embodiments, the constructs comprise anti-CD138 antibody attached to an interferon alpha (IFN-α) or to a mutant interferon alpha.