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mtDNA caught in the act again

Despite a growing understanding of the immunostimulatory properties of mitochondrial DNA (mtDNA), little is known about how and why mtDNA escapes its mitochondrial confines. A study now describes an endosomal trafficking pathway that facilitates mtDNA egress and provides an additional mechanism of mtDNA release in vitro.

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Fig. 1: Mechanisms of mtDNA release.

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Correspondence to Kate McArthur.

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McArthur, K., Kile, B.T. mtDNA caught in the act again. Nat Cell Biol 26, 177–178 (2024). https://doi.org/10.1038/s41556-024-01345-7

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