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Table 3 Insulin-like growth factor (IGF) II ELISA for normal breast-associated fibroblasts (NAF), carcinoma-associated fibroblasts (CAF), MCF10A cells and MCF10AT cells in monolayer cultures

From: Breast fibroblasts modulate epithelial cell proliferation in three-dimensional in vitro co-culture

Cell type IGF II level (normalized to total protein)
  Level (ng/μg) Mean (ng/μg)
NAF   
   NAF-1 11.63  
   NAF-2 6.87  
   NAF-3 10.31  
   NAF-4 7.21  
   NAF-5 2.92 7.79
CAF   
   CAF-1 11.80  
   CAF-2 10.58  
   CAF-3 10.59  
   CAF-4 11.27  
   CAF-5 10.21  
   CAF-6 14.07 11.42
Breast epithelial cells   
   MCF10A 5.56  
   MCF10AT 4.17 4.87