Here, zotatifin (white) sticks to eIF4a (purple) along with an mRNA message (green), preventing the cell from translating the mRNA into a protein. Image by Kuzuoglu-Ozturk et al., Cancer Cell Swirling ...

It disables a helicase called eIF4a, which is plentiful in all sorts of tumors. The drug not only stopped prostate tumors from growing in mice but also made them shrink. The study appears in ...