Results 41 to 50 of about 920,518 (281)

The F-actin filament capping protein CapG is a bona fide nucleolar protein [PDF]

open access: yes, 2008
Actin works in concert with myosin I to regulate the transcription of ribosomal genes in the nucleolus. Recently, nucleolar actin has been shown to be active in its polymeric form raising the question how actin dynamics is regulated in the nucleolus ...
Gettemans, Jan   +3 more
core   +2 more sources

Retrospective analysis of the clinical significance of Ro52/TRIM21 antibody and specific antinuclear antibody patterns by indirect immunofluorescence

open access: yesJournal of the Pakistan Medical Association
Objectives: To determine the clinical significance of Ro52 protein/tripartite motif-containing 21 antibody and specific antinuclear antibody patterns using indirect immunofluorescence technique.
Kaifang Liu   +3 more
doaj   +1 more source

Association analysis of anti-Epstein-Barr nuclear antigen-1 antibodies, anti-cyclic citrullinated peptide antibodies, the shared epitope and smoking status in Brazilian patients with rheumatoid arthritis

open access: yesClinics, 2011
INTRODUCTION: Epstein-Barr virus exposure appears to be an environmental trigger for rheumatoid arthritis that interacts with other risk factors. Relationships among anti-cyclic citrullinated peptide antibodies, the shared epitope, and smoking status ...
Michel Alexandre Yazbek   +5 more
doaj   +1 more source

Risk factors for high anti-HHV-8 antibody titers (≥1:51,200) in black, HIV-1 negative South African cancer patients: a case control study [PDF]

open access: yes, 2003
Background: Infection with human herpesvirus 8 (HHV-8) is the necessary causal agent in the development of Kaposi's sarcoma (KS). Infection with HIV-1, male gender and older age all increase risk for KS.
BM Friedman   +51 more
core   +2 more sources

Arkadia (RING Finger Protein 111) Mediates Sumoylation-Dependent Stabilization of Nrf2 Through K48-Linked Ubiquitination

open access: yesCellular Physiology and Biochemistry, 2018
Background/Aims: The transcription factor Nrf2 is a master regulator of the antioxidant defense system, protecting cells from oxidative damage. We previously reported that the SUMO-targeted E3 ubiquitin ligase (STUbL), RING finger protein 4 (RNF4 ...
Deneshia J. McIntosh   +3 more
doaj   +1 more source

Hsp90-binding immunophilins link p53 to dynein during p53 transport to the nucleus [PDF]

open access: yes, 2004
The tumor suppressor protein p53 is known to be transported to the nucleus along microtubular tracks by cytoplasmic dynein. However, the connection between p53 and the dynein motor protein complex has not been established.
Galigniana, Mario Daniel   +4 more
core   +1 more source

Current Status of Autoimmune Hepatitis in Japan [PDF]

open access: yes, 2008
Autoimmune hepatitis (AIH) is a chronic and progressive disease characterized by histological interface hepatitis, hypergammaglobulinemia, and circulating autoantibodies. Multiple factors, including molecular mimicry, a genetic background including major
Miyake, Yasuhiro, Yamamoto, Kazuhide
core   +1 more source

Interaction of eukaryotic translation initiation factor 4G with the nuclear cap-binding complex provides a link between nuclear and cytoplasmic functions of the m7 guanosine cap [PDF]

open access: yes, 2001
In eukaryotes the majority of mRNAs have an m7G cap that is added cotranscriptionally and that plays an important role in many aspects of mRNA metabolism.
Afonina E.   +50 more
core   +2 more sources

Substrate specificity of Burkholderia pseudomallei multidrug transporters is influenced by the hydrophilic patch in the substrate‐binding pocket

open access: yesFEBS Letters, EarlyView.
Multidrug transporters BpeB and BpeF from the Gram‐negative pathogen Burkholderia pseudomallei have a hydrophilic patch in their substrate‐binding pocket. Drug susceptibility tests and growth curve analyses using an Escherichia coli recombinant expression system revealed that the hydrophilic patches of BpeB and BpeF are involved in the substrate ...
Ui Okada, Satoshi Murakami
wiley   +1 more source

The telomeric protein AKTIP interacts with A- and B-type lamins and is involved in regulation of cellular senescence [PDF]

open access: yes, 2016
AKTIP is a shelterin-interacting protein required for replication of telomeric DNA. Here, we show that AKTIP biochemically interacts with A- and B-type lamins and affects lamin A, but not lamin C or B, expression.
Astrologo, Letizia   +14 more
core   +2 more sources

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