Table 1.

Period length of locomotor activity rhythms in DD

StudyLineBackgroundGenotypeaNo. of mice testedPeriod (h), mean ± SEMPb
112C57BL/6 F2 +/+223.24 ± 0.38
−/−422.35 ± 0.32NS
2135C3H/He F2 +/+123.60
−/−323.32 ± 0.12NS
3135129/sv+/+623.66 ± 0.10
−/−623.22 ± 0.13<0.021
4135C3H/He F2 +/+323.77 ± 0.06
−/−523.54 ± 0.21NS
512129/sv+/+1223.77 ± 0.09
−/−1223.27 ± 0.18<0.025
  • a +/+, wild type; −/−, mPER3 deficient.

  • b NS, not significant.