Mitochondrial Donation - Clearing the Final Regulatory Hurdle in the United Kingdom.

The article offers the author's insights on a study concerning the mitochondrial replacement in human oocytes with pathogenic DNA mutations. The author discusses the ruling issued by the British Human Fertilisation and Embryology Authority, approving the in vitro fertilization (IVF) and mitochondrial donation. The author also discusses the mutations in mitochondrial DNA (mtDNA), the presence of genomes in human cells, and importance of mitochondrial genotype in embryonic stem-cell propagation.