Skip to search formSkip to main contentSkip to account menu

Biological Clocks

Known as: Biological Clock, Biologic Clock, Clocks, Biological 
The physiological mechanisms that govern the rhythmic occurrence of certain biochemical, physiological, and behavioral phenomena.
National Institutes of Health

Related topics

Related topics

10 relations
Biological RhythmChronobiology PhenomenaCircadian RhythmsSleep Disorders, Circadian Rhythm

Broader (1)

Biorhythm

Narrower (1)

Oscillators, Biological

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Review
2014
Review
2014
The Aging Sperm: Is the Male Reproductive Capacity Ticking to Biological Extinction?
In other to provide some insight into the issue of male fertility with aging, several experimental, clinical and cross… 
2007
2007
The ovary knows more than you think! New views on clock genes and the positive feedback control of luteinizing hormone.
The molecular revolution in recent decades has transformed many areas of systems physiology. Perhaps in no field has the impact… 
2004
2004
Biological Clock Ticks for Men, Too
WOMEN APPROACHING MIDDLE age have long been aware that the consequences of a ticking biological clock include not only decreased… 
2004
2004
Biological clock ticks for men, too: genetic defects linked to sperm of older fathers.
  • P. Thacker
  • Journal of the American Medical Association (JAMA…
  • 2004
  • Corpus ID: 31493867
WOMEN APPROACHING MIDDLE age have long been aware that the consequences of a ticking biological clock include not only decreased… 
1995
1995
Molecular biological clocks
Most time-keeping systems are based on the sun, refl cting ag old patterns of human activity. For most practical purposes… 
1987
1987
Involvement of a specific protein in the regulation of a circadian rhythm in Aplysia eye.
Our previous results indicated that protein synthesis was necessary for serotonin (5-hydroxytryptamine, 5-HT) to regulate the… 
1986
1986
Age-related normalization of the browning rate of collagen in diabetic subjects without retinopathy.
The age-related changes in collagen-linked fluorescence (browning) were investigated in skin from subjects with long-standing… 
1985
1985
Finding biological clocks in fetuses.
Cette etude met en evidence l'existence de rythmes biologiques chez le fœtus qui sont controles par la mere 
1971
1971
Field and laboratory activity patterns of the tidepool cottid Oligocottus maculosus Girard.
In its natural habitat, Oligocottus maculosus displayed a locomotor activity that is dependent primarily upon such factors as… 
1971
1971
The internal clock of drunken isopods
SummaryDilute solutions of ethyl alcohol lengthen the free-running period of the endogenous tidal rhythmicity of the isopod… 
By clicking accept or continuing to use the site, you agree to the terms outlined in our Privacy Policy (opens in a new tab), Terms of Service (opens in a new tab), and Dataset License (opens in a new tab)