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. 2011 Dec 1;10(23):4065–4073. doi: 10.4161/cc.10.23.18254

Figure 5.

Figure 5

TFAM-deficient fibroblasts secrete elevated levels of L-lactate, consistent with increased aerobic glycolysis. L-lactate is a critical fuel which provides continued energetic support for tumor epithelial cells. Note that TFAM-deficient fibroblast secrete increased levels of L-lactate (∼2-fold; p = 0.006), relative to control fibroblasts processed in parallel.