Results 41 to 50 of about 351,767 (188)

Stereotaxic Surgery for Suprachiasmatic Nucleus Lesions in Mice

open access: yesBio-Protocol, 2017
Site-specific lesions are invaluable methods for investigating the function of brain regions within the central nervous system and can be used to study neural mechanisms of behaviors. Precise stereotaxic surgery is required to lesion small regions of the
Kimiko Shimizu, Yoshitaka Fukada
doaj   +1 more source

A cellular model for human daily behaviour [PDF]

open access: yes, 2010
All the biochemical, physiological or behavioural processes whose period is about 24 hours possess a circadian rhythm. In mammals circadian rhythms control almost all aspects of human daily behaviour and physiology.
Pagani, Lucia
core   +1 more source

FORMATION OF BIOLOGICAL RHYTHMS IN PRENATAL HUMAN ONTOGENESIS

open access: yesНеонатологія, хірургія та перинатальна медицина, 2019
The formation of biological rhythms in prenatal period is associated with ontogenesis of suprachiasmatic nucleus of the hypothalamus and pineal gland, activity of micro-RNA and clock genes.
V.P. Pishak
doaj   +1 more source

Gpr176 is a Gz-linked orphan G-protein-coupled receptor that sets the pace of circadian behaviour

open access: yesNature Communications, 2016
The suprachiasmatic nucleus (SCN) is the central regulator of circadian rhythms. Here the authors identify mouse Gpr176 as a pace modulator of this circadian clock and characterize its mode of action as coupling to Gz rather than Gi subunits.
Masao Doi   +17 more
doaj   +1 more source

Distribution of N-methyl D-aspartate (NMDA) receptor mRNAs in the rat suprachiasmatic nucleus

open access: yes, 1993
Anatomi, neurobiologi, glutamate receptor, circadian rhythms, suprachiasmatic nucleus, in situ hybridization ...
Larsen, Philip J.   +2 more
core   +1 more source

Intrinsic regulation of spatiotemporal organization within the suprachiasmatic nucleus. [PDF]

open access: yesPLoS ONE, 2011
The mammalian pacemaker in the suprachiasmatic nucleus (SCN) contains a population of neural oscillators capable of sustaining cell-autonomous rhythms in gene expression and electrical firing.
Jennifer A Evans   +3 more
doaj   +1 more source

Excitatory Actions of GABA in the Suprachiasmatic Nucleus [PDF]

open access: yesThe Journal of Neuroscience, 2008
Neurons in the suprachiasmatic nucleus (SCN) are responsible for the generation of circadian oscillations, and understanding how these neurons communicate to form a functional circuit is a critical issue. The neurotransmitter GABA and its receptors are widely expressed in the SCN where they mediate cell-to-cell communication.
Hee Joo, Choi   +11 more
openaire   +3 more sources

The Human Suprachiasmatic Nucleus

open access: yes, 2016
In mammals, the controlling clock component that generates a 24-hour rhythm is the suprachiasmatic nucleus (SCN), located in a part of the brain called the hypothalamus.
Howard Hughes Medical Institute (HHMI)
core   +1 more source

A hypothetic aging pathway from skin to hypothalamic suprachiasmatic nucleus via slow wave sleep

open access: yesSleep Science, 2016
Many observations have demonstrated that the hypothalamic neuroendocrine change determines the chronological sequence of aging in mammals. However, it remains uncertain on the mechanism to account for the hypothalamic aging manifestations.
Zi-Jian Cai
doaj   +1 more source

Cholecystokinin receptor type A are involved in the circadian rhythm of the mouse retina

open access: yesHeliyon
The retina is the only organ projecting external light to the suprachiasmatic nucleus. Cholecystokinin receptor type A (Cckar/Cckar) is one of the essential factors for light reception in retinal cells. As there was a lack of literature on the matter, we
Yusuke Yamakawa   +10 more
doaj   +1 more source

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