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Table 4 Effect of Calyculin A on anaphase chromosome movements in actin filament-free spindles

From: Calyculin A, an enhancer of myosin, speeds up anaphase chromosome movement

   # of half-bivalent pairs followed
   Initial anaphase movement Effect of CalA
Treatment # of cells total normal anaphase slower* anaphase accelerated after CalA slowed or stopped after CalA immediately backwards backwards
1st – LatB in prometaphase
2nd – CalA in anaphase
5 11 6 5 4 1 6 3
  1. * Slower anaphase refers to separation velocities of less than 0.3 μm/min [101,110,112]