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In vivo genome editing using nuclease-encoding mRNA corrects SP-B deficiency

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Figure 1: nec-mRNA cleaves the SP-B cassette, induces HDR in vitro and is expressed in lung cells in vivo.
Figure 2: Rescue of SP-B deficient mice by in vivo gene manipulation.

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Acknowledgements

This work was supported by the Deutsche Forschungsgemeinschaft (DFG KO 4258/2-1, to M.S.D.K and L.E.M.), fortüne grant (no. 1980-0-0, to M.S.D.K.), by the European Respiratory Society (Maurizio Vignola Award, to M.S.D.K.), in part by the Mukoviszidose e.V. (S03/12 to M.S.D.K.), in part by the Deutsche Forschungsgemeinschaft Emmy Noether Programme (HA 5274/3-1, to D. H.), in part by the Interfaculty Center for Pharmacogenomics and Drug Research (ICEPHA Twinning Grant 22-0-0 to S.B.-H.) and in part by DFG (to B.N., S.B.-H. and M.G. (970/8.1)). Site-specific nucleases were kindly provided by Sangamo BioSciences. Thank you to D. Fraude for excellent illustration support. Primary antibody against SP-B was kindly provided by M.G.

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Contributions

M.S.D.K. designed research, and together with A.J.M. and A.D., carried out experiments and analyzed data. B.M. performed the isolated lung experiments, and together with S.B.-H., participated in the interpretation and analysis of the data, with S.B.-H. and B.N. providing administrative and technical support. M.A., E.M., B.L., L.E.M., J.R., D.M.B., P.R., P.S., F.Z., A.S., M.C. and M.B. conceived and performed experiments. M.G., M.S., R.H., D.H. and C.-M.L. provided materials. M.S.D.K. and L.E.M. wrote the manuscript. All authors discussed results and implications, commented on or edited parts of the manuscript.

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Correspondence to Claus-Michael Lehr or Michael S D Kormann.

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Competing interests

M.S.D.K. and L.E.M. are listed as co-inventors on a patent application related to this work. M.S.D.K. is an inventor on a patent licensed to the biopharmaceutical company Ethris GmbH.

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Mahiny, A., Dewerth, A., Mays, L. et al. In vivo genome editing using nuclease-encoding mRNA corrects SP-B deficiency. Nat Biotechnol 33, 584–586 (2015). https://doi.org/10.1038/nbt.3241

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