Obesity, Inflammatory Signaling, and Hepatocellular Carcinoma—An Enlarging Link

There is growing evidence that obesity increases the risk of hepatocellular carcinoma (HCC). In a recent issue of Cell, Park et al. show that IL-6 and TNF signaling through activation of STAT3 are critical for obesity-promoted HCC development, underscoring the important role of inflammatory pathways in hepatocarcinogenesis.