marginally significantP = 0.05
Cytoplasmic PER fluorescence also cycled in FB cells (Table 2 ) and SG cells (Table 3 ) with troughs at AZT 7, which were highly significant when compared to the preceding point AZT 1 ( P < 0.01 for both cell types) and marginally significant when compared to the following point AZT 19 ( P = 0.05 for either cell type).