Results 111 to 120 of about 34,337 (216)

Synchronization-induced rhythmicity of circadian oscillators in the suprachiasmatic nucleus.

open access: yesPLoS Computational Biology, 2007
The suprachiasmatic nuclei (SCN) host a robust, self-sustained circadian pacemaker that coordinates physiological rhythms with the daily changes in the environment.
Samuel Bernard   +4 more
doaj   +1 more source

The neurochemical basis of photic entrainment of the circadian pacemaker [PDF]

open access: yes
Circadian rhythmicity in mammals is controlled by the action of a light-entrainable hypothalamus, in association with two cell clusters known as the supra chiasmatic nuclei (SCN).
Buckley, Becky   +2 more
core   +1 more source

Viral Vector-based Improvement of Optic Nerve Regeneration: Characterization of Individual Axons\u27 Growth Patterns and Synaptogenesis in a Visual Target [PDF]

open access: yes, 2015
Lack of axon growth ability in the central nervous system poses a major barrier to achieving functional connectivity after injury. Thus, a non-transgenic regenerative approach to reinnervating targets has important implications in clinical and research ...
Blackmore, Murray G.   +3 more
core   +1 more source

The circadian system alters thermoregulation depending on the time of day and feeding condition [PDF]

open access: yes, 2009
The circadian rhythm of body temperature (Tb) is a well-known phenomenon. However, it is unknown how the circadian system affects thermoregulation. Food deprivation in mice induces a greater reduction of Tb particularly in the light phase.
Kei Nagashima, Ken Tokizawa, Yuki Uchida
core   +1 more source

Alpha-synuclein expression in oxytocin neurons of young and old bovine brains

open access: yesThe Journal of Reproduction and Development
Understanding of central nervous system mechanisms underlying age-related infertility remains limited. Fibril α-synuclein, distinct from its monomeric form, is implicated in age-related diseases. Notably, fibril α-synuclein spreads among neurons,
Yvan Bienvenu NIYONZIMA   +2 more
doaj   +1 more source

Affective and cognitive prefrontal cortex projections to the lateral habenula in humans

open access: yes, 2014
Anterior insula (AI) and dACC are known to process information about pain, loss, adversities, bad, harmful or suboptimal choices and consequences that threaten survival or well-being.
Vadovičová, Karin
core   +1 more source

EVOLUTION OF THE CIRCADIAN CLOCK IN EXTREME ENVIRONMENT: LESSONS FROM CAVEFISH. [PDF]

open access: yes, 2010
Evolution has been strongly influenced by the daily cycles of temperature and light imposed by the rotation of the Earth. Fascinating demonstrations of this are seen in extreme environments such as caves where some animals have remained completely ...
Cavallari, Nicola
core  

Investigating the Relationship Between Circadian Rhythm and Learning-Memory

open access: yesTürk Uyku Tıbbı Dergisi
The circadian rhythm creates many metabolic changes in our body by influencing the activities of suprachiasmatic nucleus and other centers in the cerebrum according to the light-dark conditions within a 24-hour period.
Tayfun Başer, Mustafa Saygın
doaj   +1 more source

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