The occurrence of changes in mitochondrial tRNA-Leu (UUR) gene and its methylation profil in dogs with malignant tumours. - Ziółkowska, Kaja; Lasota, Klaudia; Kowal, Krzysztof; Tkaczyk-Wlizło, Angelika; Ślaska, Brygida (Animal Science Papers & Reports, 2025)