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Nader Morshed et al.
Molecular systems biology, 16(12), e9819-e9819 (2020-12-09)
Alzheimer's disease (AD) is characterized by the appearance of amyloid-β plaques, neurofibrillary tangles, and inflammation in brain regions involved in memory. Using mass spectrometry, we have quantified the phosphoproteome of the CK-p25, 5XFAD, and Tau P301S mouse models of neurodegeneration.
Carville G Bevans et al.
Biochimica et biophysica acta, 1830(8), 4202-4210 (2013-04-27)
Warfarin directly inhibits vitamin K 2,3-epoxide reductase (VKOR) enzymes. Since the early 1970s, warfarin inhibition of vitamin K 2,3-epoxide reductase complex subunit 1 (VKORC1), an essential enzyme for proper function of blood coagulation in higher vertebrates, has been studied using
Falk Kunkel et al.
Molecules (Basel, Switzerland), 20(11), 20805-20822 (2015-11-28)
DNA methyltransferases (MTases) catalyze the transfer of the activated methyl group of the cofactor S-adenosyl-l-methionine (AdoMet or SAM) to the exocyclic amino groups of adenine or cytosine or the C5 ring atom of cytosine within specific DNA sequences. The DNA
Fusao Takusagawa
The Journal of biological chemistry, 288(14), 10166-10175 (2013-02-22)
An x-ray study indicated that microsomal prostaglandin E synthase type 2 (mPGES2) is a heme-bound protein and catalyzes prostaglandin (PG) H2 degradation, but not PGE2 formation (Yamada, T., and Takusagawa, F. (2007) Biochemistry 46, 8414-8424). In response to the x-ray
Manveen K Sethi et al.
Molecular omics, 16(4), 364-376 (2020-04-21)
Advancement in mass spectrometry has revolutionized the field of proteomics. However, there remains a gap in the analysis of protein post-translational modifications (PTMs), particularly for glycosylation. Glycosylation, the most common form of PTM, is involved in most biological processes; thus
Alexandra Colin et al.
Current biology : CB, 28(16), 2647-2656 (2018-08-14)
Coordination between actin filaments and microtubules is critical to complete important steps during cell division. For instance, cytoplasmic actin filament dynamics play an active role in the off-center positioning of the spindle during metaphase I in mouse oocytes [1-3] or
Hoa Thi Le et al.
Journal of analytical methods in chemistry, 2018, 7832987-7832987 (2018-11-14)
We developed a new method for MALDI-TOF MS detection of N-glycans derived from human serum. The synergistic combination of microwave-assisted Girard T derivatization, solid-phase extraction desalting, and an ionic liquid matrix (2, 5-dihydroxybenzoic acid/aniline) (GT-SPE-DHB/An) allowed of more sensitive N-glycans
Haidy Metwally et al.
Analytical chemistry, 87(4), 2434-2442 (2015-01-17)
Protein analyses by electrospray ionization (ESI) mass spectrometry can suffer from interferences caused by nonvolatile salts. The mechanistic basis of this effect remains to be fully investigated. In the current work we explore the behavior of proteins under native and
Margarida C Quaresma et al.
Cell death & disease, 11(10), 920-920 (2020-10-28)
Cystic fibrosis (CF) is a monogenetic disease resulting from mutations in the Cystic Fibrosis Transmembrane conductance Regulator (CFTR) gene encoding an anion channel. Recent evidence indicates that CFTR plays a role in other cellular processes, namely in development, cellular differentiation
Vania Figueroa et al.
Biochimica et biophysica acta, 1828(3), 1169-1179 (2012-12-25)
Connexin hemichannel (Cx HC) opening is involved in physiological and pathological processes, allowing the cellular release of autocrine/paracrine signaling molecules. Linoleic acid (LA) is known to modulate the functional state of connexin46 (Cx46) HCs. However, the molecular mechanism involved in
Yuchen Guo et al.
Molecules (Basel, Switzerland), 24(8) (2019-04-28)
Pterygoplichthys disjunctivus, locally named the armoured catfish, is a by-catch of tilapia fishing that accounts for up to 80% of total captured fish in the Adolfo Lopez Mateos dam, in Michoacán, México, affecting the economy of its surrounding communities. This
Thaddaeus Mutugi Nthiga et al.
The EMBO journal, 39(15), e103649-e103649 (2020-06-12)
The endoplasmic reticulum (ER) plays important roles in protein synthesis and folding, and calcium storage. The volume of the ER and expression of its resident proteins are increased in response to nutrient stress. ER-phagy, a selective form of autophagy, is
A A Vorster et al.
Clinical genetics, 87(5), 492-495 (2014-04-29)
Spondyloepimetaphyseal dysplasia with joint laxity (SEMD-JL), type 1 is an autosomal recessive disorder which has been identified in more than 30 affected children in the Afrikaans-speaking community of South Africa. Sequencing of B3GALT6 revealed a specific mutation, c.235A > G, in homozygous
Comparison of Strategies in Development and Manufacturing of Low Viscosity, Ultra-High Concentration Formulation for IgG1 Antibody.
Deokar, et al.
Journal of Pharmaceutical Sciences, 109, 3579-3589 (2021)
Nigam Kumar et al.
Protein science : a publication of the Protein Society, 22(3), 327-346 (2013-01-15)
Reactive oxygen species (ROS) play crucial roles in physiology and pathology. In this report, we use NMR spectroscopy and mass spectrometry (MS) to demonstrate that proteins (galectin-1, ubiquitin, RNase, cytochrome c, myoglobin, and lysozyme) under reducing conditions with dithiothreitol (DTT)
Sho Kitamoto et al.
Cell, 182(2), 447-462 (2020-08-08)
The precise mechanism by which oral infection contributes to the pathogenesis of extra-oral diseases remains unclear. Here, we report that periodontal inflammation exacerbates gut inflammation in vivo. Periodontitis leads to expansion of oral pathobionts, including Klebsiella and Enterobacter species, in the
Haixia Zou et al.
ACS chemical neuroscience, 6(3), 464-475 (2014-12-30)
Endoplasmic reticulum (ER) stress causes neuronal dysfunction followed by cell death and is recognized as a feature of many neurodegenerative diseases. Using a phenotypic screen, we recently identified benzodiazepinone derivatives that reduce ER stress-mediated apoptosis in a rat neuronal progenitor
Pedro Cisternas et al.
Journal of neurochemistry, 149(1), 54-72 (2018-10-10)
Dysregulated Wnt signaling is linked to major neurodegenerative diseases, including Alzheimer disease (AD). In mouse models of AD, activation of the canonical Wnt signaling pathway improves learning/memory, but the mechanism for this remains unclear. The decline in brain function in
Pirjo Pärnänen et al.
Microbial pathogenesis, 149, 104547-104547 (2020-10-04)
Candida glabrata (C. glabrata) cell wall proteins play a role in virulence and in initial host immune recognition and responses. We isolated and characterized C. glabrata cell wall proteases from a clinical hospital C. glabrata T-1638 blood isolate and estimated
Matthias Vogel et al.
Journal of the American Society for Mass Spectrometry, 26(9), 1617-1625 (2015-07-01)
The development of a new class of erythropoietin mimetic agents (EMA) for treating anemic conditions has been initiated with the discovery of oligopeptides capable of dimerizing the erythropoietin (EPO) receptor and thus stimulating erythropoiesis. The most promising amino acid sequences
Grace E Peng et al.
Nature chemical biology, 17(5), 558-566 (2021-03-03)
G-protein-coupled receptor-regulated cAMP production from endosomes can specify signaling to the nucleus by moving the source of cAMP without changing its overall amount. How this is possible remains unknown because cAMP gradients dissipate over the nanoscale, whereas endosomes typically localize
Soeren Lukassen et al.
The EMBO journal, 39(10), e105114-e105114 (2020-04-05)
The SARS-CoV-2 pandemic affecting the human respiratory system severely challenges public health and urgently demands for increasing our understanding of COVID-19 pathogenesis, especially host factors facilitating virus infection and replication. SARS-CoV-2 was reported to enter cells via binding to ACE2
Takashi Nishida et al.
Journal of cellular biochemistry (2020-02-18)
Adipocyte differentiation is regulated by several transcription factors such as the CCAAT/enhancer-binding proteins (C/EBPs) and peroxisome proliferator-activated receptor-γ (PPARγ). Here, we demonstrate that low-intensity pulsed ultrasound (LIPUS) suppressed differentiation into mature adipocytes via multiple signaling pathways. When C3H10T1/2, a mesenchymal
Krešimir Šola et al.
The Plant cell, 31(4), 809-831 (2019-03-11)
Cell-to-cell adhesion is essential for establishment of multicellularity. In plants, such adhesion is mediated through a middle lamella composed primarily of pectic polysaccharides. The molecular interactions that influence cell-to-cell adhesion are not fully understood. We have used Arabidopsis (Arabidopsis thaliana)
Micheline Guillotte et al.
PloS one, 10(7), e0134292-e0134292 (2015-07-30)
Adhesion of Plasmodium falciparum-infected red blood cells (iRBC) to human erythrocytes (i.e. rosetting) is associated with severe malaria. Rosetting results from interactions between a subset of variant PfEMP1 (Plasmodium falciparum erythrocyte membrane protein 1) adhesins and specific erythrocyte receptors. Interfering
Maria Gschwandtner et al.
The Journal of investigative dermatology, 134(8), 2192-2201 (2014-04-04)
Antimicrobial peptides (AMPs), an important part of the innate immune system, are crucial for defense against invading microorganisms. Whereas AMPs have been extensively studied in adult skin, little is known about the impact of AMPs in the developing human skin.
Johnny J Perez et al.
Analytical and bioanalytical chemistry, 411(19), 4701-4708 (2018-10-27)
Improvements in mass spectrometry technology to include instrument duty cycle, resolution, and sensitivity suggest mass spectrometry as a highly competitive alternative to conventional microbiological proteomic techniques. Targeted mass spectral analysis, sans prior empirical measurements, has begun to solely use the
Annelise Y Mah-Som et al.
Cell reports, 35(9), 109209-109209 (2021-06-03)
Natural killer (NK) cell effector functions are dependent on metabolic regulation of cellular function; however, less is known about in vivo metabolic pathways required for NK cell antiviral function. Mice with an inducible NK-specific deletion of Cox10, which encodes a component
Vidya P Nair et al.
Bio-protocol, 7(7), e2199-e2199 (2017-04-05)
RNA-dependent RNA polymerase (RdRp) is essential for the replication of viral RNA for RNA viruses. It synthesizes the complementary strand of viral genomic RNA, which is used subsequently as a template to generate more copies of viral genome. This assay
Ekaterina Eremenko et al.
STAR protocols, 2(3), 100643-100643 (2021-07-27)
The organization of chromatin structure plays a crucial role in gene expression, DNA replication, and repair. Chromatin alterations influence gene expression, and modifications could be associated with genomic instability in the cells during aging or diseases. Here, we provide a
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