Circulating Cell-Free Mitochondrial DNA as a Redox-Associated Marker of Mitochondrial Homeostasis Disruption during Gastric Carcinogenesis.
Circulating cell-free mitochondrial DNA (ccf-mtDNA) is an emerging non-invasive marker across cancers. Yet, in gastric cancer (GC), its relationship to tissue mtDNA content, oxidative remodeling and somatic mtDNA variants, and thus its basis in mitochondrial homeostasis, remains poorly defined. We analyzed 169 individu...