Allan JS and Czeisler CA (1994) Persistence of the circadian thyrotropin rhythm under constant conditions and after light-induced shifts of circadian phase. J Clin Endocrinol Metab79:508-512.
2.
Arvanitogiannis A and Amir S (1999) Resetting the rat circadian clock by ultra-short light flashes. Neurosci Lett261:159-162.
3.
Aschoff J , Fatranská M, Giedke H, Doerr P, Stamm D, and Wisser H (1971) Human circadian rhythms in continuous darkness: Entrainment by social cues. Science171:213-215.
4.
Aschoff J and Wever R (1976) Human circadian rhythms: A multioscillatory system. Fed Proc35(12):2326-2332.
5.
Aschoff J and Wever R (1981) The circadian system of man. In Biological Rhythms: Handbook ofBehavioral Neurobiology, J Aschoff, ed, pp 311-331, Plenum, New York.
6.
Beersma DGM , Spoelstra K, and Daan S (1999) Accuracy of human circadian entrainment under natural light conditions: Model simulations. J Biol Rhythms14(6):524-531.
7.
Boivin DB and Czeisler CA (1998) Resetting the circadian melatonin and cortisol rhythms in humans by ordinary room light. Neuroreport9:779-782.
8.
Boivin DB , Duffy JF, Kronauer RE, and Czeisler CA (1996) Dose-response relationships for resetting of human circadian clock by light. Nature379:540-542.
9.
Broadway J , Arendt J, and Folkard S (1987) Bright light phase shifts the human melatonin rhythm during the Antarctic winter. Neurosci Lett79:185-189.
10.
Brown EN (1987) Identification and Estimation of Differential Equation Models for Circadian Data, Harvard University, Cambridge, MA.
11.
Brown EN , Choe Y, and Czeisler CA (1995) Statistical analysis of human core-temperature rhythmswith differential equation methods. Biol Rhythm Res26:372-372.
12.
Brown EN and Czeisler CA (1992) The statistical analysis of circadian phase and amplitude in constant-routine core- temperature data. J Biol Rhythms7:177-202.
13.
Brown EN and Luithardt H (1999) Statistical model building and model criticism for human circadian data. J Biol Rhythms14:609-616.
14.
Brown EN and Moore-Ede MC (1985) A method for assessing the compatibility of differential equation models with observed circadian data. Sleep Res14:263-263.
15.
Buresová M , Dvoráková M, Zvolsky P, and Illnerová H (1991) Early morning bright light phase advances the human circadian pacemaker within one day. Neurosci Lett121:47-50.
16.
Campbell SS , Dawson D, and Zulley J (1993) When the human circadian system is caught napping: Evidence for endogenous rhythms close to 24 hours. Sleep16:638-640.
17.
Clodoré M , Foret J, Benoit O, Touitou Y, Aguirre A, Bouard G, and Touitou C (1990)Psychophysiological effects of early morning bright light exposure in young adults. Psychoneuroendocrinology15(3):193-205.
18.
Czeisler CA (1995) The effect of light on the human circadian pacemaker. In Circadian Clocksand Their Adjustment,JM Waterhouse, ed, pp 254-302(Ciba Found Symp 183), John Wiley, Chichester, UK.
19.
Czeisler CA , Allan JS, Strogatz SH, Ronda JM, Sánchez R, Ríos CD, Freitag WO, Richardson GS, and Kronauer RE (1986) Bright light resets the human circadian pacemaker independent of the timing of the sleep-wake cycle. Science233:667-671.
20.
Czeisler CA , Duffy JF, Shanahan TL, Brown EN, Mitchell JF, Rimmer DW, Ronda JM, Silva EJ, AllanJS, Emens JS, Dijk D-J, and Kronauer RE (1999) Stability, precision, and near-24-hour period ofthe human circadian pacemaker. Science284:2177-2181.
21.
Czeisler CA , Kronauer RE, Allan JS, Duffy JF, Jewett ME, Brown EN, and Ronda JM (1989) Bright light induction of strong (type 0) resetting of the human circadian pacemaker. Science244:1328-1333.
22.
Czeisler CA , Richardson GS, Zimmerman JC, Moore-Ede MC, and Weitzman ED (1981) Entrainment of human circadian rhythms by light-dark cycles: A reassessment. Photochem Photobiol34:239-247.
23.
Czeisler CA and Wright Jr KP (1999) Influence of light on circadian rhythmicity in humans. In Regulation of Sleep and Circadian Rhythms, FW Turek and PC Zee, eds, pp 149-180, Marcel Dekker, New York.
24.
Dawson D , Lack L, and Morris M (1993) Phase resetting of the human circadian pacemaker with useof a single pulse of bright light. Chronobiol Int10(2):94-102.
25.
DeCoursey PJ (1959) Daily activity rhythms in the flying squirrel, Glaucomys volans (1-162), University of Wisconsin.
26.
Dijk D-J , Beersma DGM, Daan S, and Lewy AJ (1989) Bright morning light advances the human circadian system without affecting NREM sleep homeostasis. Am J Physiol256:R106-R111.
27.
Dijk D-J , Visscher CA, Bloem GM, Beersma DGM, and Daan S (1987) Reduction of human sleep duration after bright light exposure in the morning. Neurosci Lett73:181-186.
28.
Drennan M , Kripke DF, and Gillin JC (1989) Bright light can delay human temperature rhythm independent of sleep. Am J Physiol257:R136-R141.
29.
Duffy JF , Kronauer RE, and Czeisler CA (1996) Phase- shifting human circadian rhythms: Influence of sleep timing, social contact and light exposure. J Physiol (Lond)495:289-297.
30.
Eskin A (1969) The sparrow clock: Behavior of the free running rhythm and entrainment analysis (1-224), University of Texas at Austin.
31.
Foret J , Aguirre A, Touitou Y, Clodoré M, and Benoit O (1993) Effect of morning bright light on body temperature, plasma cortisol and wrist motility measured during 24 hours of constant conditions. Neurosci Lett155:155-158.
32.
Forger DB , Jewett ME, and Kronauer RE (1999) A simpler model of the human circadian clock. J Biol Rhythms14(6):532-537.
33.
Gander PH , Kronauer RE, Czeisler CA, and Moore-Ede MC (1984a) Modeling the action of zeitgeberson the human circadian system: Comparisons of simulations and data. Am J Physiol247:R427-R444.
34.
Gander PH , Kronauer RE, Czeisler CA, and Moore-Ede MC (1984b) Simulating the action of zeitgebers on a coupled two-oscillator model of the human circadian system. Am J Physiol247:R418-R426.
35.
Gundel A and Spencer MB (1999) A circadian oscillator model based on empirical data. J Biol Rhythms14(6): 516-523.
36.
Hiddinga AE , Beersma DGM, and van den Hoofdakker RH (1997) Endogenous and exogenous components in the circadian variation of core body temperature in humans. J Sleep Res6:156-163.
37.
Honma K and Honma S (1988) A human phase response curve for bright light pulses. Jpn J Psychiatr Neurol42(1)167-168.
38.
Jewett ME , Forger DB, and Kronauer RE (1999) Revised limit cycle oscillator model of human circadian pacemaker. J Biol Rhythms14(6):493-499.
39.
Jewett ME and Kronauer RE (1998) Refinement of a limit cycle oscillator model of the effects oflight on the human circadian pacemaker. J Theor Biol192:455-465.
40.
Jewett ME , Kronauer RE, and Czeisler CA (1991) Light- induced suppression of endogenous circadian amplitude in humans. Nature350:59-62.
41.
Jewett ME , Kronauer RE, and Czeisler CA (1994) Phase/ amplitude resetting of the human circadian pacemaker via bright light: A further analysis. J Biol Rhythms9: 295-314.
42.
Jewett ME , Rimmer DW, Duffy JF, Klerman EB, Kronauer RE, and Czeisler CA (1997) The human circadian pacemaker is sensitive to light throughout subjective day without evidence of transients. Am J Physiol273:R1800-R1809.
43.
Kelly TL , Neri DF, Grill JT, Ryman D, Hunt PD, Dijk D-J, Shanahan TL, and Czeisler CA (1999) Nonentrained cir- cadian rhythms of melatonin in submariners scheduled to an 18-hour day. J Biol Rhythms14:190-196.
44.
Kennaway DJ , Earl CR, Shaw PF, Royles P, Carbone F, and Webb H (1987) Phase delay of the rhythmof 6-sulphatoxy melatonin excretion by artificial light. J Pineal Res4: 315-320.
45.
Klerman EB , Dijk D-J, Kronauer RE, and Czeisler CA (1996) Simulations of effects of light on the human circadian pacemaker: Implications for assessment of intrinsic period. Am J Physiol270:R271-R282.
46.
Kronauer RE (1987) A model for the effect of light on the human “deep” circadian pacemaker. Sleep Res16:621-621.
47.
Kronauer RE (1990) A quantitative model for the effects of light on the amplitude and phase of the deep circadian pacemaker, based on human data. In Sleep ‘90, Proceedings of the Tenth European Congress on Sleep Research,J Horne, ed, pp 306-309, Pontenagel, Dusseldorf.
48.
Kronauer RE and Czeisler CA (1988) The significance of endogenous amplitude in circadian rhythms. First Meeting, Soc Res Biol Rhythms, p 28-28.
49.
Kronauer RE and Czeisler CA (1993) Understanding the use of light to control the circadian pacemaker in humans. In Light and Biological Rhythms in Man, L Wetterberg, ed, pp 217-236, Pergamon, Oxford, UK.
50.
Kronauer RE , Czeisler CA, Pilato SF, Moore-Ede MC, and Weitzman ED (1982) Mathematical model of the human circadian system with two interacting oscillators. Am J Physiol242:R3-R17.
51.
Kronauer RE , Forger DB, and Jewett ME (1999) Quantifying human circadian pacemaker response to brief, extended, and repeated light episodes over the photopic range. J Biol Rhythms14(6):500-515.
52.
Kronauer RE and Frangioni JV (1987) Modeling laboratory bright-light protocols. Sleep Res16:622-622.
53.
Kronauer RE , Gander P, Moore-Ede M, and Czeisler CA (1983) A two-oscillator model derived from free-running human circadian rhythms accurately predicts range of zeitgeber entrainment. Sleep Res12:368-368.
54.
Kronauer RE , Jewett ME, and Czeisler CA (1993) Commentary: The human circadian response to light—Strong and weak resetting. J Biol Rhythms8:351-360.
55.
Kronauer RE , Jewett ME, and Czeisler CA (1998) Modeling human circadian phase and amplitude resetting. In Biological Clocks, Mechanisms and Applications, Y Touitou, ed, Elsevier Science B.V., Amsterdam.
56.
Lewy AJ , Sack RL, Miller LS, and Hoban TM (1987) Antidepressant and circadian phase-shifting effects of light. Science235:352-354.
57.
Middleton B , Arendt J, and Stone BM (1996) Human circadian rhythms in constant dim light (8 lux) with knowledge of clock time. J Sleep Res5:69-76.
58.
Minors DS , Waterhouse JM, and Wirz-Justice A (1991) A human phase-response curve to light. Neurosci Lett133: 36-40.
59.
Nelson DE and Takahashi JS (1991) Sensitivity and integration in a visual pathway for circadianentrainment in the hamster (Mesocricetus auratus). J Physiol439:115-145.
60.
Okudaira N , Kripke DF, and Webster JB (1983) Naturalistic studies of human light exposure. Am J Physiol245:R613-R615.
61.
Rimmer DW , Boivin DB, Shanahan TL, Vu B, Kronauer RE, and Czeisler CA (1995) Effectiveness of intermittent light pulses on phase-shifting of the human circadian pacemaker. Sleep Res24A:538-538.
62.
Savides TJ , Messin S, Senger C, and Kripke DF (1986) Natural light exposure of young adults. Physiol Behav38:571-574.
63.
Shanahan TL and Czeisler CA (1991) Light exposure induces equivalent phase shifts of the endogenous circadian rhythms of circulating plasma melatonin and core body temperature in men. J Clin Endocrinol Metab73:227-235.
64.
Shanahan TL , Kronauer RE, Duffy JF, Williams GH, and Czeisler CA (1999) Melatonin rhythm observed throughout a three-cycle bright-light stimulus designed to reset the human circadian pacemaker. J Biol Rhythms14: 237-253.
65.
Shanahan TL , Zeitzer JM, and Czeisler CA (1997) Resetting the melatonin rhythm with light in humans. J Biol Rhythms12:556-567.
66.
Van Cauter E , Sturis J, Byrne MM, Blackman JD, Scherberg NH, Leproult R, Refetoff S, and Van Reeth O (1993) Preliminary studies on the immediate phase-shifting effects of light and exercise on the human circadian clock. J Biol Rhythms8:S99-S108.
67.
van den Pol AN , Cao V, and Heller HC (1998) Circadian system of mice integrates brief light stimuli. Am J Physiol275:R654-R657.
68.
Wever R (1970) Zur Zeitgeber-Stärke eines Licht-Dunkel-Wechsels für die circadiane Periodik des Menschen. Eur J Physiol321:133-142.
69.
Wever RA (1989) Light effects on human circadian rhythms:A review of recent Andechs experiments. J Biol Rhythms4:161-185.
70.
Wright Jr KP , Kronauer RE, Jewett ME, Ronda JM, Klerman EB, and Czeisler CA (1999) Human circadian entrainment to the 24 hr day in a dim light-dark cycle. Sleep Res Online2:739-739.
71.
Zeitzer JM (1999) Physiology and anatomy of human circadian photoreception and melatonin regulation1-181.
72.
Zeitzer JM , Kronauer RE, and Czeisler CA (1997) Photopic transduction implicated in human circadian entrainment. Neurosci Lett232:135-138.