Figure 1From: Transcriptional regulation by nonclassical action of thyroid hormone Mechanisms of gene induction by nonclassical action of TH (modified from [23, 36]). A, classical TR/TRE mediated induction of gene expression; B, activation of PI3K by liganded TRβ; C, activation of PI3K via αvβ3/S1; D, activation of ERK1/2 via αvβ3/S2Back to article page