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Table 1 Average optic density in xenografts formed by MCF-7 cells pre-cultured in 2D and 3D systems (IOD/area)

From: Growth of MCF-7 breast cancer cells and efficacy of anti-angiogenic agents in a hydroxyethyl chitosan/glycidyl methacrylate hydrogel

Group n CD34 VEGF-A PDGF-B bFGF
2D 5 0.087 ± 0.001 0.131 ± 0.003 0.156 ± 0.005 0.165 ± 0.007
3D 5 0.104 ± 0.003a 0.148 ± 0.002a 0.159 ± 0.006b 0.167 ± 0.004b
  1. Data presented as mean ± SD
  2. aP < 0.05
  3. bP > 0.05