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Table 1 Citrate synthase activity in mitochondrial and cytosolic preparations

From: Basic biochemical characterization of cytosolic enzymes in thymidine nucleotide synthesis in adult rat tissues: implications for tissue specific mitochondrial DNA depletion and deoxynucleoside-based therapy for TK2-deficiency

Citrate synthase activity (μmol/min/mg)
Tissue Mitochondrial Cytosolic Cytosolic/mitochondrial
Liver 12.1 ± 0.5 0.70 ± 0.04 0.057
Heart 54.3 ± 1.3 5.02 ± 0.18 0.092
Brain 45.8 ± 3.4 3.13 ± 0.06 0.068
Kidney 28.3 ± 1.2 2.23 ± 0.09 0.078
Spleen 41.8 ± 1.0 2.03 ± 0.03 0.048
Lung 61.0 ± 1.7 3.50 ± 0.06 0.057
Skeletal muscle 31.0 ± 1.2 2.6 ± 0.18 0.083