Fig. 2

Microphotographs (×400) of immunohistochemical detection of glycometabolism-related proteins, including IGF-1 (a, b, and c), G6PD (d, e, and f), GSTP1 (g, h, and i), and PKM2 (j, k, and l). a, d, g, j Primary breast carcinoma with recurrent metastasis during the follow-up. b, e, h, k Corresponding recurrent metastasis of breast carcinoma. c, f, i, l Primary breast carcinoma with no evidence of recurrence or metastasis