Relationship of endogenous circadian melatonin and temperature rhythms to self-reported preference for morning or evening activity in young and older people.

Clock Mutants of Drosophila melanogaster

1971 • 2,191 citations

Role of the CLOCK Protein in the Mammalian Circadian Mechanism

1998 • 1,915 citations

Mutagenesis and Mapping of a Mouse Gene, Clock , Essential for Circadian Behavior

1994 • 1,570 citations

Bright Light Induction of Strong (Type 0) Resetting of the Human Circadian Pacemaker

1989 • 936 citations

Closing the Circadian Loop: CLOCK-Induced Transcription of Its Own Inhibitors per and tim

1998 • 799 citations

A Mutation of the Circadian System in Golden Hamsters

1988 • 693 citations

A CLOCK Polymorphism Associated with Human Diurnal Preference

1998 • 591 citations

Exposure to Bright Light and Darkness to Treat Physiologic Maladaptation to Night Work

1990 • 575 citations

Inter-individual differences in the human circadian system: A review

1985 • 534 citations

Association of intrinsic circadian period with morningness-eveningness, usual wake time, and circadian phase.

2001 • 436 citations

CIRCADIAN RHYTHMS: Basic Neurobiology and Clinical Applications

1997 • 393 citations

Chronobiology of aging: Temperature, sleep-wake rhythms and entrainment

1982 • 364 citations

Morning-type and evening-type individuals differ in the phase position of their endogenous circadian oscillator

1996 • 344 citations

Later endogenous circadian temperature nadir relative to an earlier wake time in older people

1998 • 302 citations

Sleep and morningness‐eveningness in the ‘middle’ years of life (20–59y)

1997 • 295 citations

Adaptation to abrupt time shifts of the oscillator(s) controlling human circadian rhythms.

1978 • 291 citations

Individual differences in human circadian rhythms

1977 • 283 citations

Circadian rhythms of melatonin and cortisol in aging

1989 • 249 citations

The Statistical Analysis of Circadian Phase and Amplitude in Constant-Routine Core-Temperature Data

1992 • 227 citations

Diurnal and Ultradian Rhythms in Human Endocrine Function: A Minireview

1990 • 227 citations

Age-Related Changes in the Circadian Rhythm of Plasma Cortisol in Man*

1985 • 222 citations

The effects of depression and age on the Horne-Ostberg morningness-eveningness score

1991 • 213 citations

Circadian performance differences between morning and evening ‘types’

1980 • 173 citations

Twenty-four-hour patterns in human performance, subjective and physiological variables and differences between morning and evening active subjects

1977 • 159 citations

Circadian temperature rhythms of older people

1995 • 143 citations

MELATONIN RADIOIMMUNOASSAY

1975 • 139 citations

Adrenal circadian system in young and elderly human subjects: a comparative study

1982 • 131 citations

Morningness-eveningness preferences and sleep-waking diary data of morning and evening types in student and worker samples

1983 • 128 citations

Circadian rhythms of activity in healthy young and elderly humans

1989 • 118 citations

Differences in Sleep-Wake Habits and EEG Sleep Variables between Active Morning and Evening Subjects

1987 • 114 citations

Interindividual Differences in Diurnal Variations in Alertness, Performance, and Adrenaline Excretion

1971 • 110 citations

Long-term stability and psychometric properties of the CompositeScale of Morningness

1994 • 99 citations

Interindividual differences in circadian fatigue patterns of shift workers

1973 • 95 citations

Sensitivity of the Human Circadian Pacemaker to Moderately Bright Light

1994 • 92 citations

Morningness-eveningness and early-morning salivary cortisol levels

1991 • 91 citations

Circadian Characteristics of Healthy 80-year-olds and Their Relationship to Objectively Recorded Sleep

1991 • 90 citations

Tolerance to Shift of Sleep, as Related to the Individual's Circadian Phase Position

1978 • 86 citations

Circadian system response to night work in relation to the individual circadian phase position

1979 • 81 citations

Twenty-Four-Hour Structure of Sleepiness in Morning and Evening Persons Investigated by Ultrashort Sleep-Wake Cycle

1989 • 74 citations

Circadian Rhythms of Food Intake and Oral Temperature in ‘Morning’ and ‘ Evening’ Groups of Individuals

1973 • 73 citations

Correlations between morningness-eveningness character, sleep habits and temperature rhythm in adolescents.

1992 • 70 citations

The sleep of ‘morning’ and ‘evening’ types

1978 • 67 citations

The measurement and characteristics of sleep in older personsv of sleep in older persons

1982 • 63 citations

Personality differences in the phase of circadian rhythms: a comparison of morningness and extraversion

1988 • 55 citations

Sleep schedules and peak times of oral temperature and alertness in morning and evening ‘types’

1982 • 55 citations

Morningness-eveningness preference and sleep habits in Japanese office workers of different ages.

1992 • 53 citations

EEG Slow Wave Activity, REM Sleep, and Rectal Temperature During Night and Day Sleep in Morning‐Type and Evening‐Type Subjects

1991 • 51 citations

Differences between morning-types and evening-types in the dynamics of EEG slow wave activity during night sleep

1991 • 49 citations

Comparisons of sleep-wake habits of morning and evening types in Japanese worker sample.

1988 • 45 citations

Morningness-Eveningness and Diurnal Variations in Self-Reported Mood

1983 • 41 citations

Sleep and Body Temperature in “Morning” and “Evening” People

1985 • 30 citations

Usual meal times in relation to age, sex, work activity and morningness-eveningness.

1987 • 26 citations

Sleep structure and EEG power density in morning types and evening types during a simulated day and night shift

1991 • 22 citations

Relationship Between Period and Phase Angle Differences in Mus booduga Under Abrupt Versus Gradual Light-Dark Transitions

1998 • 21 citations

Morningness versus Eveningness Arousal Patterns in Young Adults

1992 • 8 citations