Results 11 to 20 of about 192,010 (311)

Sleep and the hypothalamus

open access: yesScience, 2023
Neural substrates of wakefulness, rapid eye movement sleep (REMS), and non-REMS (NREMS) in the mammalian hypothalamus overlap both anatomically and functionally with cellular networks that support physiological and behavioral homeostasis. Here, we review
de Lecea, Luis   +3 more
core   +3 more sources

The hypothalamus [PDF]

open access: yesCurrent Biology, 2014
SummaryThe hypothalamus is one of the oldest and smallest parts of the brain, constituting just 4 gm of the 1400 gm of adult human brain weight. And yet this tiny area contains highly conserved neural circuitry that controls basic life functions: these ...
Lowell, Bradford B., Saper, Clifford B.
core   +3 more sources

MicroRNAs in the Hypothalamus [PDF]

open access: yesNeuroendocrinology, 2013
MicroRNAs (miRNAs) are short (∼22 nucleotides) non-coding ribonucleic acid (RNA) molecules that negatively regulate the expression of protein-coding genes. Posttranscriptional silencing of target genes by miRNA is initiated by binding to the 3′-untranslated regions of target mRNAs, resulting in specific cleavage and subsequent degradation of the mRNA ...
Meister, Björn   +2 more
openaire   +3 more sources

Blooming in the Hypothalamus [PDF]

open access: yesJournal of Neurosciences in Rural Practice, 2019
ABSTRACTCavernomas are vascular malformations which are collections of endothelium-lined sinusoids without intervening cerebral parenchyma. Hypothalamic location of cavernoma is extremely rare. We present a case of a 34-year-old male who presented with complaints of recent memory loss and vomiting.
Rai, Santosh P. V.   +3 more
openaire   +2 more sources

Identification of sex hormone-binding globulin in the human hypothalamus [PDF]

open access: yes, 2005
Gonadal steroids are known to influence hypothalamic functions through both genomic and non-genomic pathways. Sex hormone-binding globulin ( SHBG) may act by a non-genomic mechanism independent of classical steroid receptors.
Caldwell, Jack D.   +7 more
core   +1 more source

Role of hypothalamus function in metabolic diseases and its potential mechanisms [PDF]

open access: yesPeerJ
The hypothalamus, a crucial neuroendocrine regulatory center, plays a significant role in the occurrence and development of metabolic diseases. Recent advances in molecular biology and imaging technology have facilitated a better understanding of the ...
Xinyu Zhang   +4 more
doaj   +2 more sources

Genome-Wide DNA Methylation and Hydroxymethylation Changes Revealed Epigenetic Regulation of Neuromodulation and Myelination in Yak Hypothalamus

open access: yesFrontiers in Genetics, 2021
Both 5-methylcytosine (5mC) and 5-hydroxymethylcytosine (5hmC) are important epigenetic modifications in neurodevelopment. However, there is little research examining the genome-wide patterns of 5mC and 5hmC in brain regions of animals under natural high-
Zhixin Chai   +8 more
doaj   +1 more source

Descending pathways from hypothalamus to dorsal motor vagus and ambiguus nuclei in the rat [PDF]

open access: yes, 1984
The anatomical pathways between the hypothalamus and cell groups of the lower medulla that are involved in the neural control of endocrine pancreas activity were investigated.
KUIPERS, F   +9 more
core   +1 more source

The Visually Related Posterior Pretectal Nucleus in the Non-Percomorph Teleost Osteoglossum bicirrhosum Projects to the Hypothalamus [PDF]

open access: yes, 1991
This study was done to elucidate the ancestral (plesiomorphic) condition for visual pathways to the hypothalamus in teleost fishes. Three patterns of pretectal organization can be discerned morphologically and histochemically in teleosts. Their taxonomic
Wullimann, M.   +8 more
core   +1 more source

Hypersomnia associated with bilateral posterior hypothalamic lesion - A polysomnographic case study [PDF]

open access: yes, 2003
We examined an obese 58-year-old patient with a bilateral posterior hypothalamic lesion of unknown etiology. A 24-hour polysomnography revealed a markedly increased total sleep time (17.6 h). During daytime, only 3 continuous wake phases occurred.
Uttner, I.   +6 more
core   +1 more source

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