A therapeutic HPV vaccine shrank cervical tumors in mice

The vaccine is a nanogel that’s squirted into the nose

A microscopy picture showing cells stained blue, green and pink.

A nasal HPV vaccine can prompt immune cells (green) to migrate to cervical tumors in mice; some of these immune cells (pink) can attack and eliminate cancer cells.

Rika Nakahashi-Ouchida/Chiba University

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