Revisiting the promise and pitfalls of mitochondrial replacement therapies

Costa-Borges N., Wells D.

Abstract Mitochondrial replacement therapies (MRTs) have been proposed as a means of avoiding the transmission of pathogenic mitochondrial DNA (mtDNA) mutations from mother to child. While clinical cases using this groundbreaking strategy have now been reported for the two principal MRT methods—pronuclear transfer and maternal spindle transfer—recent data continues to raise questions about the reliability of these approaches for disease prevention.

DOI

10.1093/humrep/deag020

Type

Journal article

Publisher

Oxford University Press (OUP)

Publication Date

2026-03-08T00:00:00+00:00

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