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Table 2 Results of measurement of MTT – assay extinction values

From: Short time administration of antirheumatic drugs - Methotrexate as a strong inhibitor of osteoblast's proliferation in vitro

           MTX – concentration  
   Control 1 nM 10 nM 100 nM 1000 nM
Day 1 mean 0.101 0.087 0.089 0.081 0.085
  SD 0.009 0.013 0.011 0.009 0.013
Day 3 mean 0.163 0.117 0.104 0.110 0.111
  SD 0.018 0.012 0.005 0.007 0.005
Day 6 mean 0.603 0.218 0.226 0.234 0.224
  SD 0.051 0.009 0.010 0.012 0.018
Day 10 mean 0.752 0.341 0.313 0.329 0.356
  SD 0.031 0.015 0.012 0.005 0.040
Day 14 mean 0.852 0.448 0.411 0.432 0.404
  SD 0.102 0.019 0.008 0.021 0.037