Results 71 to 80 of about 63,849 (272)

On the multiplicity of the zero-age main-sequence O star Herschel 36 [PDF]

open access: yes, 2010
We present the analysis of high-resolution optical spectroscopic observations of the zero-age main-sequence O star Herschel 36 spanning six years. This star is definitely a multiple system, with at least three components detected in its spectrum.
Alfaro, Emilio J.   +8 more
core   +3 more sources

Granule Cell Dispersion in Human Temporal Lobe Epilepsy: Proteomics investigation of neurodevelopmental migratory pathways [PDF]

open access: yes, 2020
Granule cell dispersion (GCD) is a common pathological feature observed in the hippocampus of patients with Mesial Temporal Lobe Epilepsy (MTLE). Pathomechanisms underlying GCD remain to be elucidated, but one hypothesis proposes aberrant reactivation of
Al-Kaaby, B.   +11 more
core   +1 more source

Drosophila Cajal bodies: accessories not included [PDF]

open access: yesThe Journal of Cell Biology, 2006
Cajal bodies are nuclear sites of small ribonucleoprotein (RNP) remodeling and maturation. A recent study describes the discovery of the Drosophila Cajal body, revealing some interesting insights into the subnuclear organization of RNA processing machineries among different species.
openaire   +2 more sources

Ferroptosis‐Mediated Hippocampal Neuronal Loss Post‐mTBI: Chromatin Accessibility Profiling and Single‐Nucleus Transcriptomics

open access: yesAdvanced Science, EarlyView.
Hippocampal single ‐nucleus transcriptomes and chromatin accessibility after mild traumatic brain injury reveal dentate granule neuron vulnerability driven by ferroptosis. The c‐Jun–Tmsb4x–Slc2a2 axis modulates lipid peroxidation and iron dysregulation.
Manrui Li   +13 more
wiley   +1 more source

Regulatory RNPs: a novel class of ribonucleoproteins that potentially contribute to ribosome heterogeneity

open access: yesBiology Open, 2017
Many ribonucleoproteins (RNPs), which are comprised of noncoding RNA and associated proteins, are involved in essential cellular processes such as translation and pre-mRNA splicing.
Aaron R. Poole   +4 more
doaj   +1 more source

Poly (ADP-ribose) polymerase 1 is required for protein localization to Cajal body. [PDF]

open access: yesPLoS Genetics, 2009
Recently, the nuclear protein known as Poly (ADP-ribose) Polymerase1 (PARP1) was shown to play a key role in regulating transcription of a number of genes and controlling the nuclear sub-organelle nucleolus. PARP1 enzyme is known to catalyze the transfer
Elena Kotova   +2 more
doaj   +1 more source

VRK1 variants at the cross road of Cajal body neuropathogenic mechanisms in distal neuropathies and motor neuron diseases

open access: yesNeurobiology of Disease, 2023
Distal hereditary neuropathies and neuro motor diseases are complex neurological phenotypes associated with pathogenic variants in a large number of genes, but in some the origin is unknown.
Pedro A. Lazo, Patricia Morejón-García
doaj   +1 more source

Cajal Bodies and Histone Locus Bodies in Drosophila and Xenopus [PDF]

open access: yesCold Spring Harbor Symposia on Quantitative Biology, 2010
The organization of the cell nucleus into specialized compartments is important for nuclear function. We address the significance of compartmentalization by studying the Cajal body, an evolutionarily conserved nuclear organelle proposed to be involved in such diverse functions as assembly of the spliceosome, assembly of the transcription machinery, and
Z F, Nizami, S, Deryusheva, J G, Gall
openaire   +2 more sources

APOE‐stratified Proteomic and Metabolomic Analysis Reveals Mitochondrial Dysfunction Inflammation and Lipid Dysregulation in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
A large‐scale multiomic dataset (proteomic and metabolomic) comprising 3,060 plasma samples were analyzed to identify proteins, metabolites, pathways, and protein‐associated drugs linked to Alzheimer’s Disease (AD) independently of apolipoprotein E (APOE). AD was associated with a distinct molecular signature that captures.
Fuhai Li   +22 more
wiley   +1 more source

Rationale of New Grading System: Central Compartment Atopic Disease

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Central compartment atopic disease (CCAD) has recently been recognized as a distinct phenotype within the spectrum of type 2–dominant chronic rhinosinusitis (CRS). Although international guidelines highlight polypoid changes in the central nasal cavity, standardized diagnostic and classification criteria are still lacking.
Ramón Moreno‐Luna   +11 more
wiley   +1 more source

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