REFERENCES
- Boivin D B, Duffy J F, Kronauer R E, et al. Dose-response relationships for resetting of human circadian clock by light. Nature 1996; 379: 540–42
- Boulos Z, Macchi M, Houpt T A, et al. Photic entrainment in hamsters: effects of simulated twilights and nest box availability. J Biol Rhythms 1996; 11: 216–33
- Boulos Z, Macchi M, Terman M. Effects of twilights on circadian entrainment patterns and reentrainment rates in squirrel monkeys. J Comp Physiol A. 1996a; 179: 687–94
- Boulos Z, Macchi M, Terman M. Twilight transitions promote circadian entrainment to lengthening light-dark cycles. Am J Physiol. 1996b; 40: R813–18
- Boulos Z, Terman J S, Terman M. Circadian phase response curves for simulated dawn and dusk twilights in hamsters. Physiol Behav. 1996; 60: 1269–75
- Brown E N, Czeisler C A. The statistical analysis of circadian phase and amplitude in constant-routine core-temperature data. J Biol Rhythms 1992; 7: 177–202
- Buresova M, Dvorakova M, Zvolsky P, et al. Early morning bright light phase advances the human circadian pacemaker within one day. Neurosci Lett. 1991; 121: 47–50
- Campbell S S, Dawson D, Zulley J. When the human circadian system is caught napping: evidence for endogenous rhythms close to 24 hours. Sleep 1993; 16: 638–40
- Czeisler C A, Allen J S, Strogatz S H, et al. Bright light resets the human circadian pacemaker independent of the timing of the sleep-wake cycle. Science 1986; 233: 667–71
- Czeisler C A, Duffy J F, Shanahan T L, et al. Stability, precision, and near 24-hour period of the human circadian pacemaker. Science 1999; 284: 2177–81
- Daan S, Aschoff J. Circadian rhythms of locomotor activity in captive birds and mammals: their variations with season and latitude. Oecologia 1975; 18: 269–316
- Dahl K, Avery D H, Lewy A J, et al. Dim light melatonin onset and circadian temperature during a constant routine in hypersomnic winter depression. Acta Psychiatr Scand 1993; 88: 60–66
- Danilenko K V, Kräuchi K, Terman M, et al. Effect of six consecutive dawn simulations on circadian phase in men. Sleep 1999; 22(suppl)S166–67
- Dawson D, Lushington K, Lack L, et al. The variability in circadian phase and amplitude estimates derived from sequential constant routines. Chronobiol Int. 1992; 9: 362–70
- Duffy J F, Kronauer R E, Czeisler C A. Phase-shifting human circadian rhythms: influence of sleep timing, social contact and light exposure. J Physiol (London) 1996; 495: 289–97
- Gordijn M CM, Beersma D GM, Korte H J, et al. Effects of light exposure and sleep displacement on dim light melatonin onset. J Sleep Res. 1999; 8: 163–74
- Hoban T M, Lewy A J, Sack R L, et al. The effects of shifting sleep two hours within a fixed photoperiod. J Neural Transm 1991; 85: 61–68
- Honma K, Homna S, Wada T. Phase-dependent shift of free-running human circadian rhythms in response to a single bright light pulse. Experientia. 1987; 43: 1205–7
- Kräuchi K, Cajochen C, Möri D, et al. Melatonin and its agonist S-20098 advance circadian phase and nocturnal regulation of core body temperature. Am J Physiol. 1997; 272: R1178–88
- Livermore A H, Stevens J R. Light transducer for the biological clock: a function for rapid eye movements. J Neural Transm 1988; 72: 37–42
- McFarland W N, Munz F W. The visible spectrum during twilight and its implications to vision. Light as an ecological factor: II., G C Evans, R Bainbridge, O Rackham. Blackwell Scientific, OxfordEngland 1975; 249–70
- Meijer J H, Groos G, Rusak B. Luminance coding in a circadian pacemaker: the suprachiasmatic nucleus in the rat and hamster. Brain Res. 1986; 382: 109–18
- Middleton B, Arendt J, Stone B M. Human circadian rhythms in constant dim light (8 lux) with knowledge of clock time. J Sleep Res. 1996; 5: 69–76
- Minors D S, Waterhouse J M, Wirz-Justice A. A human phase-response curve to light. Neurosci Lett. 1991; 133: 36–40
- Remé C E, Bush R A, Hafezi F, et al. Photostasis and beyond: where adaptation ends. Photostasis and related phenomena, T P Williams, A B Thistle. Plenum, New York 1998; 199–206
- Shanahan T L, Czeisler C A. Light exposure induces equivalent phase shifts of the endogenous circadian rhythms of circulating plasma melatonin and core body temperature in men. J Clin Endocrinol Metab. 1991; 73: 227–35
- Terman M. Light on sleep. Sleep science: integrating basic research and clinical practice, W J Schwartz. Karger, Basel 1997; 231–51
- Terman M, Fairhurst S, Perlman B, et al. Daylight deprivation and replenishment: a psychobiological problem with a naturalistic solution. Proc II: Architecture and Natural Light 1989; 438–45
- Terman M, Remé C E, Wirz-Justice A. The visual input stage of the mammalian circadian pacemaking system. II. The effect of light and drugs on retinal function. J Biol Rhythms 1991; 6: 31–48
- Terman M, Schlager D, Fairhurst S, et al. Dawn and dusk simulation as a therapeutic intervention. Biol Psychiatry 1989; 25: 966–70
- Waterhouse J, Minors D, Folkard S, et al. Light of domestic intensity produces phase shifts of the circadian oscillator in humans. Neurosci Lett. 1998; 245: 97–100
- Weber J M, Unger I, Wirz-Justice A, et al. Sensitive monitoring of alterations in circadian rhythms by supersensitive melatonin immunoassays. J Sleep Res. 1998; 7: 302
- Zeitzer J M. Illuminance-response relationship of the human circadian pacemaker to nocturnal night. Ph.D. thesis, Harvard University, Cambridge, Massachusetts 1999