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Vaccine patch under the tongue protected aged mice from flu
When aged mice were exposed to influenza, the patch provided 100% protection, compared with 75–80% protection from injected formulations.When aged mice were exposed to influenza, the patch provided 100% protection, compared with 75–80% protection from injected formulations.
Preprint: experiments in young and aged mice, against aged mice receiving an injected boostInterventions
Limit: Protection was measured after injected priming, not with the patch alone