Harvard Title
Professor of Medicine
Administrative and Hospital Titles
Neuroscientist, Division of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital
Lead Investigator, Division of Sleep and Circadian Disorders, Departments of Medicine and Neurology, Brigham and Women's Hospital
Address
221 Longwood Avenue, BLI - 438
Boston, MA 02115
Publications View
Human responses to bright light of different durations.
Authors: Chang AM, Santhi N, St Hilaire M, Gronfier C, Bradstreet DS, Duffy JF, Lockley SW, Kronauer RE, Czeisler CA.
J Physiol
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J Physiol
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Laboratory validation of an in-home method for assessing circadian phase using dim light melatonin onset (DLMO).
Adverse metabolic consequences in humans of prolonged sleep restriction combined with circadian disruption.
Authors: Buxton OM, Cain SW, O'Connor SP, Porter JH, Duffy JF, Wang W, Czeisler CA, Shea SA.
Sci Transl Med
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Sci Transl Med
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Amplitude reduction and phase shifts of melatonin, cortisol and other circadian rhythms after a gradual advance of sleep and light exposure in humans.
Authors: Dijk DJ, Duffy JF, Silva EJ, Shanahan TL, Boivin DB, Czeisler CA.
PLoS One
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PLoS One
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Effects on subjective and objective alertness and sleep in response to evening light exposure in older subjects.
Authors: Münch M, Scheuermaier KD, Zhang R, Dunne SP, Guzik AM, Silva EJ, Ronda JM, Duffy JF.
Behav Brain Res
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Behav Brain Res
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Sex difference in the near-24-hour intrinsic period of the human circadian timing system.
Authors: Duffy JF, Cain SW, Chang AM, Phillips AJ, Münch MY, Gronfier C, Wyatt JK, Dijk DJ, Wright KP, Czeisler CA.
Proc Natl Acad Sci U S A
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Proc Natl Acad Sci U S A
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One night of sleep deprivation affects reaction time, but not interference or facilitation in a Stroop task.
Human diurnal preference and circadian rhythmicity are not associated with the CLOCK 3111C/T gene polymorphism.
Authors: Chang AM, Buch AM, Bradstreet DS, Klements DJ, Duffy JF.
J Biol Rhythms
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J Biol Rhythms
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Reciprocal relationship between age-related sleep disruption and urological symptoms.
Authors: Scheuermaier K, Meyers M, Surprise M, Loughlin KR, Duffy JF.
BJU Int
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BJU Int
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Periodic limb movements in sleep exhibit a circadian rhythm that is maximal in the late evening/early night.