Results 61 to 70 of about 5,857 (224)

The ventral habenulae of zebrafish develop in prosomere 2 dependent on Tcf7l2 function [PDF]

open access: yes, 2013
BACKGROUND: The conserved habenular neural circuit relays cognitive information from the forebrain into the ventral mid- and hindbrain. In zebrafish, the bilaterally formed habenulae in the dorsal diencephalon are made up of the asymmetric dorsal and ...
Bankhead, Peter   +3 more
core   +1 more source

Alpha‐2‐adrenoreceptor agonists as analgesic drugs in equine medicine

open access: yesEquine Veterinary Education, EarlyView.
Summary Managing pain in horses is challenging despite the availability of nonsteroidal anti‐inflammatory drugs, local anaesthetics, opioids and α2‐adrenoreceptor agonists. While α2‐agonists are widely used for sedation and restraint, their analgesic properties remain underutilised.
J. A. E. Hubbell   +4 more
wiley   +1 more source

The raphe nuclear organization and serotonergic system in the bat (Artibeus planirostris)

open access: yesJournal of Anatomy, EarlyView.
Schematic representation of the methodological workflow used to characterize the serotonergic (5‐HT) system in the bat Artibeus planirostris. Serotonin (5‐HT) immunohistochemistry was performed on brainstem sections to identify and map the distribution of serotonergic neurons within the raphe nuclei.
Mariana D. Leite   +9 more
wiley   +1 more source

Down-regulation of habenular calcium-dependent secretion activator 2 induces despair-like behavior

open access: yesScientific Reports, 2021
Calcium-dependent secretion activator 2 (CAPS2) regulates the trafficking and exocytosis of neuropeptide-containing dense-core vesicles (DCVs). CAPS2 is prominently expressed in the medial habenula (MHb), which is related to depressive behavior; however,
Hyeijung Yoo   +9 more
doaj   +1 more source

Postnatal interaction of size and shape in the human endocranium and brain structures

open access: yesJournal of Anatomy, Volume 248, Issue 3, Page 395-411, March 2026.
Ancestral egg‐laying Sceloporus had dorsoventrally tall female pelvises. Two of three live‐bearing clades evolved larger bodies and flatter, wider pelvises, likely reflecting relaxed allometric limits and selection for crypsis or thermoregulation in terrestrial habitats.
Kuranosuke Takagi, Osamu Kondo
wiley   +1 more source

The role of the habenula in drug addiction

open access: yesFrontiers in Human Neuroscience, 2014
Interest in the habenula has greatly increased in recent years. The habenula is a small brain structure located posterior to the thalamus and adjacent to the third ventricle.
Kenia Marisela Velasquez   +3 more
doaj   +1 more source

Evolutionary plasticity of habenular asymmetry with a conserved efferent connectivity pattern. [PDF]

open access: yesPLoS ONE, 2012
The vertebrate habenulae (Hb) is an evolutionary conserved dorsal diencephalic nuclear complex that relays information from limbic and striatal forebrain regions to the ventral midbrain.
Aldo Villalón   +5 more
doaj   +1 more source

Enhanced characterization of the zebrafish brain as revealed by super-resolution track-density imaging [PDF]

open access: yes, 2013
In this study, we explored the use of super-resolution track-density imaging (TDI) for neuroanatomical characterization of the adult zebrafish brain. We compared the quality of image contrast and resolution obtained with T-2* magnetic resonance imaging ...
Calamante, Fernando   +4 more
core   +1 more source

MRI with fibre tracking in Cogan congenital oculomotor apraxia [PDF]

open access: yes, 2018
Background: Congenital ocular motor apraxia (COMA) occasionally shares with Joubert syndrome (JS) and related disorders (JSRDs) a peculiar malformation, the ‘molar tooth sign' (MTS).
De Haller, Raoul   +4 more
core  

Characterization of the brain functional architecture of psychostimulant withdrawal using single-cell whole brain imaging [PDF]

open access: yes, 2019
Numerous brain regions have been identified as contributing to addiction-like behaviors, but unclear is the way in which these brain regions as a whole lead to addiction.
Collazo, Andres   +5 more
core   +2 more sources

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