TABLE 1.

HFK, HFK/Tt, HFK/T, HFK/T+v, and HFK/T+t cells in soft agara

Cell lineNo. of colonies at:
Passage 18Passage 19
HFK0/0/0/00/0/0/0
HFK/Tt12/10/9/1018/19/22/26
HFK/T0/3/0/00/0/2/0
HFK/T+v0/0/3/4
HFK/T+t48/51/62/54
  • a Petri dishes (35 mm) were seeded with 2 × 10 3 cells in 0.3% agarose. Experiments were performed twice, and each time in duplicate. Colonies were counted after 5 weeks.