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Ultradian Rhythm
Known as:
Rhythm, Ultradian
, Rhythms, Ultradian
, Ultradian Rhythms
The specific actions or reactions of an organism that recur with a regularity more frequent than every 24 hours. [GOC:jl, PMID:19708721]
National Institutes of Health
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Related topics
3 relations
Circadian Rhythms
aspects of radiation effects
physiological aspects
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
Review
2007
Review
2007
Statistical analysis of biological rhythm data.
H. Dowse
Methods in molecular biology
2007
Corpus ID: 41787894
The author has developed an ensemble of digital signal analysis techniques applicable to biological time series containing…
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Review
2005
Review
2005
Direct cell–cell communication: a new approach derived from recent data on the nature and self‐organisation of ultradian (circahoralian) intracellular rhythms
V. Brodsky
Biological Reviews of The Cambridge Philosophical…
2005
Corpus ID: 43594975
Recent data concerning ultradian (circahoralian) intracellular rhythms are used to assess the biochemical mechanisms of direct…
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2000
2000
ONTOGENY OF THE ULTRADIAN RHYTHM OF ACTIVITY IN JAPANESE QUAIL
S. Lumineau
,
C. Guyomarc'h
,
J. Richard
Chronobiology International
2000
Corpus ID: 21378970
As soon as they hatch, gallinaceous chicks follow broody hens. This matriarchal unit presents a temporal organization of activity…
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1994
1994
Circadian and ultradian rhythms of peripheral prolactin concentrations in lactating dairy cows.
A. Lefcourt
,
R. Akers
,
D. Wood
,
J. Bitman
American Journal of Physiology
1994
Corpus ID: 19529714
To investigate possible circadian and ultradian periodicities for peripheral prolactin in lactating dairy cows, integrated 15-min…
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1987
1987
Circadian and ultradian rhythms of proliferation in human ovarian cancer.
R. Klevecz
,
P. Braly
Chronobiology International
1987
Corpus ID: 45589704
Synchronous waves of proliferation in tumor cells taken from patients with ovarian cancer were observed using flow cytometry to…
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1986
1986
Ultradian chronomodulation by melatonin of a Placebo effect upon human killer cell activity.
P. Lissoni
,
O. Marelli
,
+7 authors
Sothern Rb
Chronobiologia
1986
Corpus ID: 41820306
The effect of melatonin injection evaluated earlier with respect to placebo-treated controls is reevaluated, also with reference…
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1982
1982
Rhythms in glutamine synthetase activity, energy charge, and glutamine in sunflower roots.
T. Knight
,
G. S. Weissman
Plant Physiology
1982
Corpus ID: 3256707
Roots of sunflower plants (Helianthus annuus L. var. Mammoth Russian) subjected to L12:D12, L18:D6, and L12:D12 followed by…
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1977
1977
Nonstationarity in human perceptual ultradian rhythms.
P. Lavie
Chronobiologia
1977
Corpus ID: 26311489
Thirty subjects tests on the SAE for 8 hrs during morning and evening periods demonstrated significant ultradian rhythms in…
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1977
1977
Effect of methylphenidate on sleep stages and ultradian rhythms in hyperactive children.
A. Nahas
,
V. Krynicki
Journal of Nervous and Mental Disease
1977
Corpus ID: 32730144
The effect of methylphenidate on sleep pattern was assessed in four hyperactive children. Two nights of sleep were recorded…
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1971
1971
Ultradian Rhythms in Human Performance
G. Globus
,
Robert L. Drury
,
E. Phoebus
,
R. Boyd
Perceptual and Motor Skills
1971
Corpus ID: 45193183
An ultradian rhythm in waking performance on the order of 100 min. was hypothesized based on the period of the rapid eye-movement…
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