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Table 4 Receptor expression profile of primary breast cancers including estrogen receptor (ER), progesterone receptor (PR) status, HER2/neu status, and Ki67 proliferation index

From: PET imaging of chemokine receptor CXCR4 in patients with primary and recurrent breast carcinoma

Patient # ER (%) PR (%) HER2 KI67 (%) Subtype
1 100 80 25 Luminal B HER2−
2 100 20 20 Luminal A
3 95 95 20 Luminal A
4 50 20 25 Luminal B HER2−
5 50 50 20 Luminal A
6 0 0 15 Basal like
7 95 50 15 Luminal A
8 100 30 30 Luminal B HER2−
9 85 85 + 20 Luminal B HER2+
10 95 95 10 Luminal A
11 1 0 50 Basal like
12 95 70 25 Luminal B HER2−
13 60 50 40 Luminal B HER2−
  1. The molecular subtypes have been defined based on “surrogate markers”