Fig. 1From: HIF-1α and Caspase-3 expression in aggressive papillary thyroid carcinomaRepresentative images of HIF-1α and caspase-3 expression in papillary thyroid carcinoma (PTC). A Expression of HIF-1α in PTC. B Expression of HIF-1α in normal tissues. C Expression of caspase-3 in PTC. D Expression of caspase-3 in normal tissues. Magnification is ×100Back to article page