Results 111 to 120 of about 24,694 (278)

A novel EB-1/AIDA-1 isoform, AIDA-1c, interacts with the Cajal body protein coilin

open access: yesBMC Cell Biology, 2005
Background Cajal bodies (CBs) are nuclear suborganelles that play a role in the biogenesis of small nuclear ribonucleoproteins (snRNPs), which are crucial for pre-mRNA splicing.
Hebert Michael D, Xu Hongzhi
doaj   +1 more source

Influenza virus morphogenesis and budding. [PDF]

open access: yes, 2009
Influenza viruses are enveloped, negative stranded, segmented RNA viruses belonging to Orthomyxoviridae family. Each virion consists of three major sub-viral components, namely (i) a viral envelope decorated with three transmembrane proteins ...
Balogun, Rilwan A   +4 more
core   +1 more source

A small nuclear ribonucleoprotein associates with the AAUAAA polyadenylation signal in vitro

open access: yesCell, 1986
RNAs containing the polyadenylation sites for adenovirus L3 or E2a mRNA or for SV40 early or late mRNA are substrates for cleavage and poly(A) addition in an extract of HeLa cell nuclei. When polyadenylation reactions are probed with ribonuclease T1 and antibodies directed against either the Sm protein determinant or the trimethylguanosine cap ...
C, Hashimoto, J A, Steitz
openaire   +2 more sources

Multiscale Architecture and Mechanics of the Cell Nucleus: Implications for Disease, Bioengineering and Nanomedicine

open access: yesAdvanced Science, EarlyView.
Nuclear mechanical properties are inherently scale‐dependent, arising from a hierarchical architecture that spans DNA, chromatin, the nuclear envelope, and condensates. Experimental techniques and theoretical models are integrated into a cohesive multiscale framework linking nanoscale structural features to organelle‐level mechanical behavior.
Xinran Liu   +15 more
wiley   +1 more source

Tim50a, a nuclear isoform of the mitochondrial Tim50, interacts with proteins involved in snRNP biogenesis

open access: yesBMC Cell Biology, 2005
Background The Cajal body (CB) is a nuclear suborganelle involved in the biogenesis of small nuclear ribonucleoproteins (snRNPs), which are vital for pre-mRNA splicing.
Robinson Melvin L   +3 more
doaj   +1 more source

Reprogramming human T cell function and specificity with non-viral genome targeting. [PDF]

open access: yes, 2018
Decades of work have aimed to genetically reprogram T cells for therapeutic purposes1,2 using recombinant viral vectors, which do not target transgenes to specific genomic sites3,4.
Alkorta-Aranburu, Gorka   +44 more
core  

Expression and Functional Studies on the Noncoding RNA, PRINS. [PDF]

open access: yes, 2012
PRINS, a noncoding RNA identified earlier by our research group, contributes to psoriasis susceptibility and cellular stress response. We have now studied the cellular and histological distribution of PRINS by using in situ hybridization and demonstrated
Amin   +61 more
core   +2 more sources

The RNA‐Binding Protein PARN Remodeled 3′ UTR Structure Defines Poly(A)‐Loading Sites to Mediate Immunoglobulin Homeostasis

open access: yesAdvanced Science, EarlyView.
ABSTRACT Class Switch Recombination (CSR) is essential for generating high‐affinity antibody isotypes from IgM during adaptive humoral responses. Despite well‐established roles for various transcription factors, whether CSR is subject to dedicated post‐transcriptional control represents a significant gap in knowledge.
Siyuan Sun   +19 more
wiley   +1 more source

Colocalization of coilin and nucleolar proteins in Cajal body-like structures of micronucleated PtK2 cells

open access: yesBrazilian Journal of Medical and Biological Research, 2004
Cajal bodies (CB) are ubiquitous nuclear structures involved in the biogenesis of small nuclear ribonucleoproteins and show narrow association with the nucleolus. To identify possible relationships between CB and the nucleolus, the localization of coilin,
N.P. Silva   +3 more
doaj   +1 more source

ABHD17C‐Mediated S‐Depalmitoylation of BCL6B Enhances CD24 Transcription to Resist Macrophage Phagocytosis in Pancreatic Cancer

open access: yesAdvanced Science, EarlyView.
ABHD17C‐mediated depalmitoylation of BCL6B at Cys442 blocks its nuclear import and triggers ubiquitin‐dependent degradation, attenuating transcriptional repression of the anti‐phagocytic signal CD24. This mechanism enables pancreatic cancer cells to evade macrophage phagocytosis and fosters an immunosuppressive microenvironment.
Yalu Zhang   +9 more
wiley   +1 more source

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