A metabolic perspective to sleep genetics

DC Levine, LJ Ptáček, YH Fu - Current Opinion in Neurobiology, 2024 - Elsevier
The metabolic signals that regulate sleep and the metabolic functions that occur during
sleep are active areas of research. Prior studies have focused on sugars and nucleotides …

Glial metabolism versatility regulates mushroom body–driven behavioral output in Drosophila

R Basu, T Preat, PY Plaçais - Learning & Memory, 2024 - learnmem.cshlp.org
Providing metabolic support to neurons is now recognized as a major function of glial cells
that is conserved from invertebrates to vertebrates. However, research in this field has …

Elevated sleep quota in a stress-resilient Drosophila species

J Yano, C Nave, K Larratt, P Honey, M Roberts… - Current Biology, 2024 - cell.com
Sleep is broadly conserved across the animal kingdom but can vary widely between
species. It is currently unclear which selective pressures and regulatory mechanisms …

A fluorescent perilipin 2 knock-in mouse model reveals a high abundance of lipid droplets in the developing and adult brain

S Madsen, AC Delgado, C Cadilhac, V Maillard… - Nature …, 2024 - nature.com
Lipid droplets (LDs) are dynamic lipid storage organelles. They are tightly linked to
metabolism and can exert protective functions, making them important players in health and …

Do metabolic deficits contribute to sleep disruption in monogenic intellectual disability syndromes?

ML Valencia, FA Sofela, TA Jongens, A Sehgal - Trends in Neurosciences, 2024 - Elsevier
Intellectual disability is defined as limitations in cognitive and adaptive behavior that often
arise during development. Disordered sleep is common in intellectual disability and, given …

Mitochondrial origins of the pressure to sleep

R Sarnataro, CD Velasco, N Monaco, A Kempf… - bioRxiv, 2024 - biorxiv.org
The neural control of sleep requires that sleep need is sensed during waking and
discharged during sleep. To obtain a comprehensive, unbiased view of molecular changes …

Circadian coordination: understanding interplay between circadian clock and mitochondria

J Kim, W Sun - Animal Cells and Systems, 2024 - Taylor & Francis
Biological rhythms play a crucial role in temporally regulating behavioral, physiological, and
cellular processes within our bodies. One prominent example is the circadian rhythm, which …

[HTML][HTML] Elevated DNA Damage without signs of aging in the short-sleeping Mexican Cavefish

E Lloyd, F Xia, K Moore, C Zertuche, A Rastogi… - bioRxiv, 2024 - ncbi.nlm.nih.gov
Dysregulation of sleep has widespread health consequences and represents an enormous
health burden. Short-sleeping individuals are predisposed to the effects of …

Circadian clock disruption engages the DREAM complex in suppressing cellular health.

IS Valentim, FJ Romero-Exposito, K Schwab, M Bayar… - bioRxiv, 2024 - biorxiv.org
Circadian clock disruption and lack of sleep impair health of cells and organs, but
mechanisms remain elusive. Here, we used multi-omics, molecular and functional assays in …

The Neurolipid Atlas: a lipidomics resource for neurodegenerative diseases uncovers cholesterol as a regulator of astrocyte reactivity impaired by ApoE4

FM Feringa, SJ Koppes-den Hertog, L Wang… - bioRxiv, 2024 - biorxiv.org
Lipid changes in the brain have been implicated in many neurodegenerative diseases
including Alzheimer's Disease (AD), Parkinson's disease and Amyotrophic Lateral Sclerosis …