[Retracted] Exploration of the Effect of Icariin on Nude Mice with Lung Cancer Bone Metastasis via the OPG/RANKL/RANK System

Figure 2

HE staining of tumor in various groups. (a1 and a2) NS group; (b1 and b2) ZOL group; (c1 and c2) ICA10 group; (d1 and d2) ICA20 group. (a1)–(d1) ×4 magnification; (a2)–(d2) ×20 magnification.

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(b)

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