randomly proliferating 3y1tsd123 cells are arrested in g1 phase within 24 h after a shift up to 39.8 degrees c ( temperature arrest ) , yet the density-arrested cells ( prepared at 33.8 degrees c ) enter s phase at 39.8 degrees c with serum stimulation , with or without preexposure to 39.8 degrees c for 24 h ( zaitsu and kimura 1984a ) .
C0079395
g1 phase
C0007634
cells