Author Archives: Grace VanNoy

Swapping Mitochondrial DNA: Ethically Sound or Excessive?

Headlines about “three-parent designer babies” have been inciting controversy since initial research on pronuclear transfer (PNT) was published two years ago. This treatment is aimed at stopping the maternal transmission of mutated mitochondrial DNA (mtDNA). The disorders caused by mutated mtDNA range in severity, but can be devastating and are incurable. One of the most […]