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. 2012 Jul 23;7(7):e41372. doi: 10.1371/journal.pone.0041372

Figure 2. Tumor promoting activity of MSCs depends on the number of MSCs and ratio of MSCs/tumor cells injected.

Figure 2

Different numbers of 4T1 breast carcinoma cells (A: 105; B and D: 104; C:103) were injected with or without 105 (A–C) or 104 (D) MSCs into Balb/C female mice and tumor size was regularly measured with a special caliper. n = 5.