Supplementary Figure 2: Entrainment to different day lengths (T-cycles) is stable for months in constant conditions.
From: Circadian behavior is light-reprogrammed by plastic DNA methylation

Representative double-plotted actograms of mice entrained to ST and LT. Four-week-old mice were exposed to DD for 6 days to record their FRP, then entrained to ST and NT-cycles (22 hours or 26 hours) for 4 weeks, and released into DD conditions for 2 months.