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Showing 1-30 of 152 results for "04-263" within Papers
Dynamics of ubiquitin conjugation during heat-shock response revealed by using a monoclonal antibody specific to multi-ubiquitin chains
Fujimuro, M, et al
European Journal of Biochemistry, 249, 427-433 (1997)
Samantha L Bell et al.
mBio, 12(4), e0187120-e0187120 (2021-07-07)
Mycobacterium tuberculosis (Mtb) causes one of the deadliest infectious diseases worldwide. Upon infection, Mtb is phagocytosed by macrophages and uses its virulence-associated ESX-1 secretion system to modulate the host cell. We showed previously that the ESX-1 secretion system perturbs the
Umit Aliyaskarova et al.
Scientific reports, 13(1), 5174-5174 (2023-03-31)
Anti-neoplastic effect of DNA cross-linking agents such as cisplatin, mitomycin C, and psoralen is attributed to their ability to induce DNA interstrand cross-links (ICLs), which block replication, transcription, and linear repair pathways by preventing DNA strand separation and trigger apoptosis.
Xiaopeng Lu et al.
Nucleic acids research, 47(21), 10977-10993 (2019-10-16)
The binding of p53-binding protein 1 (53BP1) to damaged chromatin is a critical event in non-homologous DNA end joining (NHEJ)-mediated DNA damage repair. Although several molecular pathways explaining how 53BP1 binds damaged chromatin have been described, the precise underlying mechanisms
Shinrye Lee et al.
Autophagy, 16(8), 1396-1412 (2019-11-07)
TARDBP/TDP-43 (TAR DNA binding protein) proteinopathies are a common feature in a variety of neurodegenerative disorders, including amyotrophic lateral sclerosis (ALS), frontotemporal lobar degeneration (FTLD), and Alzheimer disease (AD). However, the molecular mechanisms underlying TARDBP-induced neurotoxicity are largely unknown. In
Qijie Li et al.
Cell discovery, 4, 13-13 (2018-03-28)
Innate immune system is armed by several lines of pattern recognition receptors to sense various viral infection and to initiate antiviral immune response. This process is under a tight control and the negative feedback induced by infection and/or inflammation is
Bayonle Aminu et al.
Biomolecules, 12(4) (2022-04-24)
In recent years, researchers have leveraged the ubiquitin-proteasome system (UPS) to induce selective degradation of proteins by E3 ubiquitin ligases, which has great potential as novel therapeutics for human diseases, including cancer and neurodegenerative disorders. However, despite extensive efforts, only
Feng Chen et al.
Cellular oncology (Dordrecht), 34(6), 545-551 (2011-10-04)
Targeting of Notch signaling with γ-secretase inhibitors (GSIs) has been considered a promising strategy for the treatment of hematological malignancies including multiple myeloma (MM). Here we investigated whether the cytotoxic effect of bortezomib, an agent commonly used in MM, could
Zhiwen Gu et al.
Cellular & molecular immunology, 18(8), 1981-1994 (2020-11-14)
Activation of the TAK1 signalosome is crucial for mediating the innate immune response to pathogen invasion and is regulated by multiple layers of posttranslational modifications, including ubiquitination, SUMOylation, and phosphorylation; however, the underlying molecular mechanism is not fully understood. In
Linzi Sun et al.
Journal of biomedical science, 28(1), 35-35 (2021-05-09)
The cell adhesion molecule IGPR-1 regulates various critical cellular processes including, cell-cell adhesion, mechanosensing and autophagy and plays important roles in angiogenesis and tumor growth; however, the molecular mechanism governing the cell surface levels of IGPR-1 remains unknown. In the
Bo-Hua Chen et al.
Nature communications, 11(1), 5267-5267 (2020-10-21)
Peroxisomes perform beta-oxidation of branched and very-long chain fatty acids, which leads to the formation of reactive oxygen species (ROS) within the peroxisomal lumen. Peroxisomes are therefore prone to ROS-mediated damages. Here, using light to specifically and acutely induce ROS
Jie Cheng et al.
PloS one, 8(6), e68001-e68001 (2013-07-03)
Golgi-localized cystic fibrosis transmembrane conductance regulator (CFTR)-associated ligand (CAL) and syntaxin 6 (STX6) regulate the abundance of mature, post-ER CFTR by forming a CAL/STX6/CFTR complex (CAL complex) that promotes CFTR degradation in lysosomes. However, the molecular mechanism underlying this degradation
Logan R Myler et al.
Proceedings of the National Academy of Sciences of the United States of America, 113(9), E1170-E1179 (2016-02-18)
Exonuclease 1 (Exo1) is a 5'→3' exonuclease and 5'-flap endonuclease that plays a critical role in multiple eukaryotic DNA repair pathways. Exo1 processing at DNA nicks and double-strand breaks creates long stretches of single-stranded DNA, which are rapidly bound by
Rohini Bose et al.
Scientific reports, 7(1), 17759-17759 (2017-12-21)
Spermatogenesis consists of a series of highly regulated processes that include mitotic proliferation, meiosis and cellular remodeling. Although alterations in gene expression are well known to modulate spermatogenesis, posttranscriptional mechanisms are less well defined. The ubiquitin proteasome system plays a
Akiko Inagaki et al.
PloS one, 6(8), e23155-e23155 (2011-08-23)
RAD18 is an ubiquitin ligase involved in replicative damage bypass and DNA double-strand break (DSB) repair processes. We found that RPA is required for the dynamic pattern of RAD18 localization during the cell cycle, and for accumulation of RAD18 at
Jianming Zhang et al.
Cell stress & chaperones, 21(2), 339-348 (2016-01-21)
Hypoxia stress plays a pivotal role in tumor formation, proliferation, and invasion. Conventional chemotherapy is less effective in the hypoxia microenvironment of solid tumor. Heat shock protein 90 (Hsp90) is an important molecular chaperone in cancer cells and has been
Liam C Hunt et al.
Nature protocols, 8(12), 2496-2501 (2013-11-16)
Skeletal muscle undergoes marked functional decay during aging in humans, but the cell biological mechanisms responsible for this process are only partly known. Age-related muscle dysfunction is also a feature of aging in the fruit fly Drosophila melanogaster. Here we
Allison C Morphis et al.
Frontiers in aging, 3, 899744-899744 (2022-07-29)
HSF-1 is a key regulator of cellular proteotoxic stress response and is required for animal lifespan. In C. elegans, HSF-1 mediated heat shock response (HSR) declines sharply on the first day of adulthood, and HSF-1 was proposed to function primarily
Fernando Medina et al.
AIDS research and human retroviruses, 30(4), 370-379 (2013-12-11)
The human retrovirus human T cell lymphotropic virus type-I (HTLV-1) is the etiologic agent of HTLV-1-associated myelopathy/tropical spastic paraparesis (HAM/TSP). Axonal degeneration in HAM/TSP patients occurs without neuron infection, with the secreted viral Tax protein proposed to be involved. We
Ashrafali M Ismail et al.
PLoS pathogens, 18(6), e1010588-e1010588 (2022-06-17)
As intracellular parasites, viruses exploit cellular proteins at every stage of infection. Adenovirus outbreaks are associated with severe acute respiratory illnesses and conjunctivitis, with no specific antiviral therapy available. An adenoviral vaccine based on human adenovirus species D (HAdV-D) is
Xiaomin Guo et al.
Cell death and differentiation, 28(2), 640-656 (2020-08-21)
STAT1 is a master regulator that orchestrates type 1 and 2 interferon (IFN)-induced IFN-stimulated gene (ISG) expression. The mechanisms by which STAT1 is phosphorylated and activated upon IFN signaling remain elusive. Our work demonstrated that ubiquitination of STAT1 mediated by
Mingwei Zhu et al.
Autophagy, 13(11), 1924-1938 (2017-08-15)
Accumulation of intracellular misfolded or damaged proteins is associated with both normal aging and late-onset degenerative diseases. Two cellular clearance mechanisms, the ubiquitin-proteasome system (UPS) and the macroautophagy/autophagy-lysosomal pathway, work in concert to degrade harmful protein aggregates and maintain protein
Gaku Oshikawa et al.
The Journal of biological chemistry, 286(35), 30263-30273 (2011-07-20)
The class III receptor-tyrosine kinase Flt3 regulates normal hematopoiesis. An internal tandem duplication (ITD) in the juxtamembrane domain of Flt3 (Flt3-ITD) contributes to transformation and is associated with poor prognosis in acute myeloid leukemia. Here, we demonstrate that, as compared
Fernando Medina et al.
Journal of medical virology, 88(3), 521-531 (2015-08-05)
Human T-lymphotropic virus-type 1 (HTLV-1) is the etiologic agent of the neurologic disease HTLV-1-associated myelopathy/tropical spastic paraparesis (HAM/TSP). Tax viral protein plays a critical role in viral pathogenesis. Previous studies suggested that extracellular Tax might involve cytokine-like extracellular effects. We
Laura Pontano Vaites et al.
Molecular and cellular biology, 38(1) (2017-10-19)
Selective autophagy and macroautophagy sequester specific organelles/substrates or bulk cytoplasm, respectively, inside autophagosomes as cargo for delivery to lysosomes. The mammalian ATG8 orthologues (MAP1LC3A/B/C and GABARAP/L1/L2) are ubiquitin (UB)-like proteins conjugated to the autophagosome membrane and are thought to facilitate
Fubing Li et al.
Signal transduction and targeted therapy, 7(1), 264-264 (2022-08-03)
Metastasis is the leading cause of cancer-related death. The interactions between circulating tumor cells and endothelial adhesion molecules in distant organs is a key step during extravasation in hematogenous metastasis. Surgery is a common intervention for most primary solid tumors.
Shannel R Adams et al.
PLoS genetics, 14(2), e1007233-e1007233 (2018-02-21)
The sex chromosomes are enriched with germline genes that are activated during the late stages of spermatogenesis. Due to meiotic sex chromosome inactivation (MSCI), these sex chromosome-linked genes must escape silencing for activation in spermatids, thereby ensuring their functions for
Hyo Jeong Kim et al.
Autophagy, 17(4), 961-979 (2020-03-14)
AKT/PKB is downregulated by the ubiquitin-proteasome system (UPS), which plays a key role in cell survival and tumor progression in various types of cancer. The objective of this study was to determine the relationship between the sequential ubiquitination of lysine
Juliette Mathieu et al.
Science (New York, N.Y.), 376(6595), 818-823 (2022-05-20)
In many vertebrate and invertebrate organisms, gametes develop within groups of interconnected cells called germline cysts formed by several rounds of incomplete divisions. We found that loss of the deubiquitinase USP8 gene in Drosophila can transform incomplete divisions of germline
Carine Le Goff et al.
Nature genetics, 44(1), 85-88 (2011-12-14)
Myhre syndrome (MIM 139210) is a developmental disorder characterized by short stature, short hands and feet, facial dysmorphism, muscular hypertrophy, deafness and cognitive delay. Using exome sequencing of individuals with Myhre syndrome, we identified SMAD4 as a candidate gene that
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