Fig. 2. Effect of sub-lethal hyperthermal stress on cell morphology and migratory capacity: (a) bright field images and (b) periodic acid Schiff (PAS)-stained images of cells after sub-lethal hyperthermia treatment; (c) and migratory capacity of cells after sub-lethal hyperthermia or TGF-β1 treatment; (d) viability of heat-treated cells after 3 h of incubation.
