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An optimized antigen–protein fusion

The fusion of an immunogenic peptide and the protein transthyretin protects the peptide antigen from proteolytic degradation, optimizes its uptake in local draining lymphatics and reduces its presentation in uninflamed distal lymphoid organs, as shown in mice.

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Fig. 1: Optimized antigen–protein fusion for efficient vaccination.


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Correspondence to Pedro Romero.

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Competing interests

P.R. is a member of the scientific advisory board of immatics biotechnologies GmbH. J.A.H. is co-founder of Arrow Immune, Inc., and through his university holds patents in immuno-oncology. The remaining author declares no competing interests.

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Romero, P., Donda, A. & Hubbell, J.A. An optimized antigen–protein fusion. Nat Biomed Eng 4, 583–584 (2020).

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