Erschienen in:
28.08.2019 | Commentary
Easing US restrictions on mitochondrial replacement therapy would protect research interests but grease the slippery slope
verfasst von:
David L. Keefe
Erschienen in:
Journal of Assisted Reproduction and Genetics
|
Ausgabe 9/2019
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Excerpt
Mitochondria are essential organelles found in most eukaryotic cells [
1,
2]. They play important roles not only in the production of cellular energy but also in metabolic [
3], immune [
4], neural [
5], and psychiatric function [
6,
7], as well as aging [
2,
8]. Mitochondria originated billions of years ago as separate bacteria-like organisms, and over the intervening millennia developed symbiotic relationships with our eukaryotic ancestors. The relationship between mitochondria and eukaryotic cells has proven mutually beneficial, though at times precarious [
9,
10]. Concordant with their origin as separate organisms, mitochondria contain their own DNA, called mitochondrial DNA [
11] (mtDNA). mtDNA retains many features of bacterial DNA, including exquisite susceptibility to damage, rapid mutagenesis, and limited repair capacity. …