Zenon™ Alexa Fluor™ 488 Mouse IgG1 Labeling Kit, 50 Reactions kit - Citations

Zenon™ Alexa Fluor™ 488 Mouse IgG1 Labeling Kit, 50 Reactions kit - Citations

View additional product information for Zenon™ Mouse IgG1 Labeling Kits - Citations (Z25051, Z25006, Z25005, Z25008, Z25007, Z25002, Z25013, Z25052, Z25011, Z25055)

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Citations & References
Abstract
CD1d degradation in Chlamydia trachomatis-infected epithelial cells is the result of both cellular and chlamydial proteasomal activity.
AuthorsKawana K, Quayle AJ, Ficarra M, Ibana JA, Shen L, Kawana Y, Yang H, Marrero L, Yavagal S, Greene SJ, Zhang YX, Pyles RB, Blumberg RS, Schust DJ
JournalJ Biol Chem
PubMed ID17215251
'Chlamydia trachomatis is an obligate intracellular pathogen that can persist in the urogenital tract. Mechanisms by which C. trachomatis evades clearance by host innate immune responses are poorly described. CD1d is MHC-like, is expressed by epithelial cells, and can signal innate immune responses by NK and NKT cells. Here we ... More
Rapid visualization of microtubules in blood cells and other cell types in marine model organisms.
AuthorsLee KG, Braun A, Chaikhoutdinov I, DeNobile J, Conrad M, Cohen W
JournalBiol Bull
PubMed ID12414579
Cocaine-induced dendritic spine formation in D1 and D2 dopamine receptor-containing medium spiny neurons in nucleus accumbens.
AuthorsLee KW, Kim Y, Kim AM, Helmin K, Nairn AC, Greengard P
JournalProc Natl Acad Sci U S A
PubMed ID16492766
'Psychostimulant-induced alteration of dendritic spines on dopaminoceptive neurons in nucleus accumbens (NAcc) has been hypothesized as an adaptive neuronal response that is linked to long-lasting addictive behaviors. NAcc is largely composed of two distinct subpopulations of medium-sized spiny neurons expressing high levels of either dopamine D1 or D2 receptors. In ... More
Interaction of Hsp90 with the nascent form of the mutant epidermal growth factor receptor EGFRvIII.
AuthorsLavictoire SJ, Parolin DA, Klimowicz AC, Kelly JF, Lorimer IA
JournalJ Biol Chem
PubMed ID12471035
'EGFRvIII is a mutant epidermal growth factor that promotes aggressive growth of glioblastomas. We made a plasmid that directed the expression of an EGFRvIII with three copies of the Flag epitope at its amino terminus. Flag-tagged EGFRvIII was expressed at the same levels as unmodified EGFRvIII, and showed the same ... More
Mixed gastric- and intestinal-type metaplasia is formed by cells with dual intestinal and gastric differentiation.
AuthorsNiwa T, Ikehara Y, Nakanishi H, Tanaka H, Inada K, Tsukamoto T, Ichinose M, Tatematsu M
JournalJ Histochem Cytochem
PubMed ID15637340
'We have proposed to divide intestinal metaplasia (IM) into two categories, i.e., a mixed gastric and intestinal (GI) type, and a solely intestinal (I) type, based on the residual gastric phenotype cells. The GI-mixed-type IM can be identified by the presence of both cells with either gastric or intestinal phenotypes ... More
Evaluation of glucose transport and its regulation by insulin in human monocytes using flow cytometry.
AuthorsDimitriadis G, Maratou E, Boutati E, Psarra K, Papasteriades C, Raptis SA
JournalCytometry A
PubMed ID15688355
'BACKGROUND: We investigated the effects of insulin on glucose transport in human monocytes using flow cytometry, a method with several advantages over previously used techniques. We hypothesized that monocytes could be used as tools to study insulin action at the cellular level and facilitate the investigation of mechanisms that lead ... More
Interaction codes within the family of mammalian Phox and Bem1p domain-containing proteins.
AuthorsLamark T, Perander M, Outzen H, Kristiansen K, Øvervatn A, Michaelsen E, Bjørkøy G, Johansen T,
JournalJ Biol Chem
PubMed ID12813044
'The Phox and Bem1p (PB1) domain constitutes a recently recognized protein-protein interaction domain found in the atypical protein kinase C (aPKC) isoenzymes, lambda/iota- and zeta PKC; members of mitogen-activated protein kinase (MAPK) modules like MEK5, MEKK2, and MEKK3; and in several scaffold proteins involved in cellular signaling. Among the last ... More
Microtubule-associated [corrected] protein 7 increases the membrane expression of transient receptor potential vanilloid 4 (TRPV4).
AuthorsSuzuki M, Hirao A, Mizuno A
JournalJ Biol Chem
PubMed ID14517216
'The molecular mechanism of the transmission of changes in the shape of the cell surface to ion channels remains obscure. Ca2+ influx induced by cell deformity is inhibited by actin-freezing reagents, suggesting that the actin microfilament couples with an ion channel. Transient receptor potential vanilloid 4 (TRPV4) is a candidate ... More
Fluorescence-intensity multiplexing: simultaneous seven-marker, two-color immunophenotyping using flow cytometry.
AuthorsBradford JA, Buller G, Suter M, Ignatius M, Beechem JM
JournalCytometry A
PubMed ID15382027
'BACKGROUND: To address the need to resolve multiple biological targets simultaneously, flow cytometers with as many as 10-15 detection channels have been developed. In this study, a new Zenon immunolabeling technology is developed that allows for multiple antigen detection per detection channel using a single fluorophore, through a unique method ... More
Migration of V delta 1 and V delta 2 T cells in response to CXCR3 and CXCR4 ligands in healthy donors and HIV-1-infected patients: competition by HIV-1 Tat.
AuthorsPoggi A, Carosio R, Fenoglio D, Brenci S, Murdaca G, Setti M, Indiveri F, Scabini S, Ferrero E, Zocchi MR
JournalBlood
PubMed ID14630801
'We show that HIV-1-infected patients have increased concentrations of circulating V delta 1 T cells (2.2%-9.0% of T lymphocytes; healthy donors, 1.0%-2%) and, in some instances, V delta 2 T cells (3.5%-4.8% vs 2.0%-3.3%). In these patients, both V delta 1 and V delta 2 T cells are CXCR3+CXCR4+, whereas ... More
Cytoskeletal events preceding polar body formation in activated Spisula eggs.
AuthorsPielak RM, Gaysinskaya VA, Cohen WD
JournalBiol Bull
PubMed ID14583524
Analysis of ryanodine receptor clusters in rat and human cardiac myocytes.
AuthorsSoeller C, Crossman D, Gilbert R, Cannell MB,
JournalProc Natl Acad Sci U S A
PubMed ID17848521
Single rat ventricular myocytes and human ventricle tissue sections were labeled with antibodies against the ryanodine receptor (RyR) and alpha-actinin to examine the 3D distribution of RyRs with confocal microscopy. Image contrast was maximized by refractive index matching and deconvolution. The RyR label formed discrete puncta representing clusters of RyRs ... More
Neocortical neurogenesis in humans is restricted to development.
AuthorsBhardwaj RD, Curtis MA, Spalding KL, Buchholz BA, Fink D, Björk-Eriksson T, Nordborg C, Gage FH, Druid H, Eriksson PS, Frisén J
JournalProc Natl Acad Sci U S A
PubMed ID16901981
Stem cells generate neurons in discrete regions in the postnatal mammalian brain. However, the extent of neurogenesis in the adult human brain has been difficult to establish. We have taken advantage of the integration of (14)C, generated by nuclear bomb tests during the Cold War, in DNA to establish the ... More
Cutting edge: influence of the TCR V beta domain on the avidity of CD1d:alpha-galactosylceramide binding by invariant V alpha 14 NKT cells.
AuthorsSchümann J, Voyle RB, Wei BY, MacDonald HR
JournalJ Immunol
PubMed ID12794105
CD1d tetramers loaded with alpha-galactosylceramide (alpha-GalCer) bind selectively to mouse invariant Valpha14 (Valpha14i) NKT cells and their human counterparts. Whereas tetramer binding strictly depends on the expression of a Valpha14-Jalpha18 chain in murine NKT cells, the associated beta-chain (typically expressing Vbeta8.2 or Vbeta7) appears not to influence tetramer binding. In ... More
Mammalian Fat1 cadherin regulates actin dynamics and cell-cell contact.
AuthorsTanoue T, Takeichi M
JournalJ Cell Biol
PubMed ID15148305
Fat cadherins form a distinct subfamily of the cadherin gene superfamily, and are featured by their unusually large extracellular domain. In this work, we investigated the function of a mammalian Fat cadherin. Fat1 was localized at filopodial tips, lamellipodial edges, and cell-cell boundaries, overlapping with dynamic actin structures. RNA interference-mediated ... More
Co-localization of amyloid beta and tau pathology in Alzheimer's disease synaptosomes.
AuthorsFein JA, Sokolow S, Miller CA, Vinters HV, Yang F, Cole GM, Gylys KH,
JournalAm J Pathol
PubMed ID18467692
The amyloid cascade hypothesis proposes that amyloid beta (Abeta) pathology precedes and induces tau pathology, but the neuropathological connection between these two lesions has not been demonstrated. We examined the regional distribution and co-localization of Abeta and phosphorylated tau (p-tau) in synaptic terminals of Alzheimer's disease brains. To quantitatively examine ... More
Hereditary parkinsonism with dementia is caused by mutations in ATP13A2, encoding a lysosomal type 5 P-type ATPase.
AuthorsRamirez A, Heimbach A, Gründemann J, Stiller B, Hampshire D, Cid LP, Goebel I, Mubaidin AF, Wriekat AL, Roeper J, Al-Din A, Hillmer AM, Karsak M, Liss B, Woods CG, Behrens MI, Kubisch C,
JournalNat Genet
PubMed ID16964263
Neurodegenerative disorders such as Parkinson and Alzheimer disease cause motor and cognitive dysfunction and belong to a heterogeneous group of common and disabling disorders. Although the complex molecular pathophysiology of neurodegeneration is largely unknown, major advances have been achieved by elucidating the genetic defects underlying mendelian forms of these diseases. ... More
Rescue of skeletal muscle alpha-actin-null mice by cardiac (fetal) alpha-actin.
AuthorsNowak KJ, Ravenscroft G, Jackaman C, Filipovska A, Davies SM, Lim EM, Squire SE, Potter AC, Baker E, Clément S, Sewry CA, Fabian V, Crawford K, Lessard JL, Griffiths LM, Papadimitriou JM, Shen Y, Morahan G, Bakker AJ, Davies KE, Laing NG,
JournalJ Cell Biol
PubMed ID19468071
Skeletal muscle alpha-actin (ACTA1) is the major actin in postnatal skeletal muscle. Mutations of ACTA1 cause mostly fatal congenital myopathies. Cardiac alpha-actin (ACTC) is the major striated actin in adult heart and fetal skeletal muscle. It is unknown why ACTC and ACTA1 expression switch during development. We investigated whether ACTC ... More
Rare steroid receptor-negative basal-like tumorigenic cells in luminal subtype human breast cancer xenografts.
AuthorsHorwitz KB, Dye WW, Harrell JC, Kabos P, Sartorius CA,
JournalProc Natl Acad Sci U S A
PubMed ID18391223
There are two major subtypes of human breast cancers: the luminal, estrogen, and progesterone receptor-positive, cytokeratin 18-positive (ER(+)PR(+)CK18(+)) subtype, and the basal ER(-)PR(-)CK18(-)CK5(+) subtype. Tumor-initiating cells (CD44(+)) have been described for human breast cancers; whether these are common to the two subtypes is unknown. We have identified a rare population ... More
Alternative inclusion of fibroblast growth factor receptor 2 exon IIIc in Dunning prostate tumors reveals unexpected epithelial mesenchymal plasticity.
AuthorsOltean S, Sorg BS, Albrecht T, Bonano VI, Brazas RM, Dewhirst MW, Garcia-Blanco MA
JournalProc Natl Acad Sci U S A
PubMed ID16963563
In epithelial cells, alternative splicing of fibroblast growth factor receptor 2 (FGFR2) transcripts leads to the expression of the FGFR2(IIIb) isoform, whereas in mesenchymal cells, the same process results in the synthesis of FGFR2(IIIc). Expression of the FGFR2(IIIc) isoform during prostate tumor progression suggests a disruption of the epithelial character ... More
Single-molecule microscopy reveals plasma membrane microdomains created by protein-protein networks that exclude or trap signaling molecules in T cells.
AuthorsDouglass AD, Vale RD
JournalCell
PubMed ID15960980
Membrane subdomains have been implicated in T cell signaling, although their properties and mechanisms of formation remain controversial. Here, we have used single-molecule and scanning confocal imaging to characterize the behavior of GFP-tagged signaling proteins in Jurkat T cells. We show that the coreceptor CD2, the adaptor protein LAT, and ... More
Human mesenchymal stem cells form Purkinje fibers in fetal sheep heart.
AuthorsAirey JA, Almeida-Porada G, Colletti EJ, Porada CD, Chamberlain J, Movsesian M, Sutko JL, Zanjani ED
JournalCirculation
PubMed ID15023887
BACKGROUND: We have investigated the usefulness of a model of cardiac development in a large mammal, sheep, for studies of engraftment of human stem cells in the heart. METHODS AND RESULTS: Adult and fetal human mesenchymal stem cells were injected intraperitoneally into sheep fetuses in utero. Hearts at late fetal ... More
Hrs regulates multivesicular body formation via ESCRT recruitment to endosomes.
AuthorsBache KG, Brech A, Mehlum A, Stenmark H
JournalJ Cell Biol
PubMed ID12900395
Hrs and the endosomal sorting complexes required for transport, ESCRT-I, -II, and -III, are involved in the endosomal sorting of membrane proteins into multivesicular bodies and lysosomes or vacuoles. The ESCRT complexes are also required for formation of intraluminal endosomal vesicles and for budding of certain enveloped RNA viruses such ... More
p62/SQSTM1 forms protein aggregates degraded by autophagy and has a protective effect on huntingtin-induced cell death.
AuthorsBjørkøy G, Lamark T, Brech A, Outzen H, Perander M, Overvatn A, Stenmark H, Johansen T
JournalJ Cell Biol
PubMed ID16286508
Autophagic degradation of ubiquitinated protein aggregates is important for cell survival, but it is not known how the autophagic machinery recognizes such aggregates. In this study, we report that polymerization of the polyubiquitin-binding protein p62/SQSTM1 yields protein bodies that either reside free in the cytosol and nucleus or occur within ... More
Bcl-2 on the endoplasmic reticulum regulates Bax activity by binding to BH3-only proteins.
AuthorsThomenius MJ, Wang NS, Reineks EZ, Wang Z, Distelhorst CW
JournalJ Biol Chem
PubMed ID12477729
Bcl-2 family members have been shown to be key mediators of apoptosis as either pro- or anti-apoptotic factors. It is thought that both classes of Bcl-2 family members act at the level of the mitochondria to regulate apoptosis, although the founding anti-apoptotic family member, Bcl-2 is localized to the endoplasmic ... More
Somitic origin of limb muscle satellite and side population cells.
AuthorsSchienda J, Engleka KA, Jun S, Hansen MS, Epstein JA, Tabin CJ, Kunkel LM, Kardon G
JournalProc Natl Acad Sci U S A
PubMed ID16418263
Repair of mature skeletal muscle is mediated by adult muscle progenitors. Satellite cells have long been recognized as playing a major role in muscle repair, whereas side population (SP) cells have more recently been identified as contributing to this process. The developmental source of these two progenitor populations has been ... More
Properties of phosphoenolpyruvate mutase, the first enzyme in the aminoethylphosphonate biosynthetic pathway in Trypanosoma cruzi.
AuthorsSarkar M, Hamilton CJ, Fairlamb AH
JournalJ Biol Chem
PubMed ID12672809
Phosphoenolpyruvate (PEP) mutase catalyzes the conversion of phosphoenolpyruvate to phosphonopyruvate, the initial step in the formation of many naturally occurring phosphonate compounds. The phosphonate compound 2-aminoethylphosphonate is present as a component of complex carbohydrates on the surface membrane of many trypanosomatids including glycosylinositolphospholipids of Trypanosoma cruzi. Using partial sequence information ... More
Validation of a novel ultra-short immunolabeling method for high-quality mRNA preservation in laser microdissection and real-time reverse transcriptase-polymerase chain reaction.
Authorsvon Smolinski D, Blessenohl M, Neubauer C, Kalies K, Gebert A
JournalJ Mol Diagn
PubMed ID16645212
Laser microdissection allows isolation of tiny samples from tissue sections for analysis of gene expression by real-time quantitative polymerase chain reaction (PCR). Although immunohistochemical labeling is often required to identify target structures, it drastically degrades mRNA so that shortened protocols are needed. Here, we present a novel method that allows ... More
The low density lipoprotein receptor-related protein modulates protease activity in the brain by mediating the cellular internalization of both neuroserpin and neuroserpin-tissue-type plasminogen activator complexes.
AuthorsMakarova A, Mikhailenko I, Bugge TH, List K, Lawrence DA, Strickland DK
JournalJ Biol Chem
PubMed ID14522960
Proteases contribute to a variety of processes in the brain; consequently, their activity is carefully regulated by protease inhibitors, such as neuroserpin. This inhibitor is thought to be secreted by axons at synaptic regions where it controls tissue-type plasminogen activator (tPA) activity. Mechanisms regulating neuroserpin are not known, and the ... More
Distinct endosomal compartments in early trafficking of low density lipoprotein-derived cholesterol.
AuthorsSugii S, Reid PC, Ohgami N, Du H, Chang TY
JournalJ Biol Chem
PubMed ID12721287
We previously studied the early trafficking of low density lipoprotein (LDL)-derived cholesterol in mutant Chinese hamster ovary cells defective in Niemann-Pick type C1 (NPC1) using cyclodextrin (CD) to monitor the arrival of cholesterol from the cell interior to the plasma membrane (PM) (Cruz, J. C., Sugii, S., Yu, C., and ... More
Regulation of angiotensin II type 1A receptor intracellular retention, degradation, and recycling by Rab5, Rab7, and Rab11 GTPases.
AuthorsDale LB, Seachrist JL, Babwah AV, Ferguson SS
JournalJ Biol Chem
PubMed ID14711821
Previous studies have demonstrated that the interaction of the angiotensin II type 1A receptor (AT(1A)R) carboxyl-terminal tail with Rab5a may modulate Rab5a activity, leading to the homotypic fusion of endocytic vesicles. Therefore, we have investigated whether AT(1A)R/Rab5a interactions mediate the retention of AT(1A)R.beta-arrestin complexes in early endosomes and whether the ... More
Nrf1 is targeted to the endoplasmic reticulum membrane by an N-terminal transmembrane domain. Inhibition of nuclear translocation and transacting function.
AuthorsWang W, Chan JY
JournalJ Biol Chem
PubMed ID16687406
Expression of antioxidant and phase 2 xenobiotic metabolizing enzyme genes is regulated through cis-acting sequences known as antioxidant response elements. Transcriptional activation through the antioxidant response elements involves members of the CNC (Cap 'n' Collar) family of basic leucine zipper proteins including Nrf1 and Nrf2. Nrf2 activity is regulated by ... More
Effects of overexpression of membrane-bound transferrin-like protein (MTf) on chondrogenic differentiation in Vitro.
AuthorsSuardita K, Fujimoto K, Oda R, Shimazu A, Miyazaki K, Kawamoto T, Kato Y
JournalJ Biol Chem
PubMed ID12374788
Membrane-bound transferrin-like protein (MTf) is expressed in parallel with the expression of cartilage-characteristic genes during differentiation of chondrocytes, and the MTf level is much higher in cartilage than in other tissues. To investigate the role of MTf in cartilage, we examined the effects of growth factors on MTf expression in ... More
The reversion-inducing cysteine-rich protein with Kazal motifs (RECK) interacts with membrane type 1 matrix metalloproteinase and CD13/aminopeptidase N and modulates their endocytic pathways.
AuthorsMiki T, Takegami Y, Okawa K, Muraguchi T, Noda M, Takahashi C
JournalJ Biol Chem
PubMed ID17329256
The reversion-inducing cysteine-rich protein with Kazal motifs (RECK) is anchored to the cell surface via glycosylphosphatidylinositol. This molecule antagonizes the function of membrane type 1 matrix metalloproteinase (MT1-MMP) to promote proMMP-2 maturation. Here, we attempt to clarify the mechanism underlying RECK functions. First, we found that RECK forms a complex ... More
Self-renewing and differentiating properties of cortical neural stem cells are selectively regulated by basic fibroblast growth factor (FGF) signaling via specific FGF receptors.
AuthorsMaric D, Fiorio Pla A, Chang YH, Barker JL
JournalJ Neurosci
PubMed ID17314281
Developmental processes mediating the initiation of lineage commitment from self-renewing neural stem cells (NSCs) remain mostly unclear because of the persisting ambiguity in identifying true NSCs from proliferative lineage-restricted progenitors (LRPs), which are directly or indirectly derived from NSCs. Our multilineage immunohistochemical analyses of early embryonic rat telencephalon at the ... More
Cell-type-dependent targeting of human immunodeficiency virus type 1 assembly to the plasma membrane and the multivesicular body.
AuthorsOno A, Freed EO
JournalJ Virol
PubMed ID14722309
The human immunodeficiency virus type 1 (HIV-1) assembly-and-release pathway begins with the targeting of the Gag precursor to the site of virus assembly. The molecular mechanism by which Gag is targeted to the appropriate subcellular location remains poorly understood. Based on the analysis of mutant Gag proteins, we and others ... More
Role for moesin in lipopolysaccharide-stimulated signal transduction.
AuthorsIontcheva I, Amar S, Zawawi KH, Kantarci A, Van Dyke TE
JournalInfect Immun
PubMed ID15039356
Moesin is a 78-kDa protein with diverse functions in linking the cytoskeleton to the membrane while controlling cell shape, adhesion, locomotion, and signaling. The aim of this study was to characterize the expression and localization of moesin in mononuclear phagocytes by using confocal microscopy, flow cytometry, immunoprecipitation, and Western blotting ... More
Targeted exon skipping rescues ciliary protein composition defects in Joubert syndrome patient fibroblasts.
AuthorsMolinari E, Ramsbottom SA, Srivastava S, Booth P, Alkanderi S, McLafferty SM, Devlin LA, White K, Gunay-Aygun M, Miles CG, Sayer JA
JournalSci Rep
PubMed ID31346239
'Joubert syndrome (JBTS) is an incurable multisystem ciliopathy syndrome. The most commonly mutated gene in JBTS patients with a cerebello-retinal-renal phenotype is CEP290 (alias JBTS5). The encoded CEP290 protein localises to the proximal end of the primary cilium, in the transition zone, where it controls ciliary protein composition and signalling. ... More
Arf6, JIP3, and dynein shape and mediate macropinocytosis.
AuthorsWilliamson CD, Donaldson JG
JournalMol Biol Cell
PubMed ID30969891
'Macropinocytosis is an actin-driven form of clathrin-independent endocytosis that generates an enlarged structure, the macropinosome. Although many studies focus on signaling molecules and phosphoinositides involved in initiating macropinocytosis, the commitment to forming a macropinosome and the handling of that membrane have not been studied in detail. Here we show in ... More
The collagen receptor uPARAP/Endo180 as a novel target for antibody-drug conjugate mediated treatment of mesenchymal and leukemic cancers.
AuthorsNielsen CF, van Putten SM, Lund IK, Melander MC, Nørregaard KS, Jürgensen HJ, Reckzeh K, Christensen KR, Ingvarsen SZ, Gårdsvoll H, Jensen KE, Hamerlik P, Engelholm LH, Behrendt N
JournalOncotarget
PubMed ID28574834
A key task in developing the field of personalized cancer therapy is the identification of novel molecular targets that enable treatment of cancers not susceptible to other means of specific therapy. The collagen receptor uPARAP/Endo180 is overexpressed by malignant cells in several non-epithelial cancers, notably including sarcomas, glioblastomas and subsets ... More
Human Semaphorin-4A drives Th2 responses by binding to receptor ILT-4.
AuthorsLu N, Li Y, Zhang Z, Xing J, Sun Y, Yao S, Chen L
JournalNat Commun
PubMed ID29467366
Semaphorin-4A (Sema4A) has been implicated in the co-stimulation of T cells and drives Th1 immune responses by binding to the receptor T-cell immunoglobulin and mucin domain protein 2 (Tim-2) in mice. Here we show that human, but not murine, Sema4A is preferentially expressed on antigen-presenting cells, and co-stimulates CD4 ... More
EWI-2 Inhibits Cell-Cell Fusion at the HIV-1 Virological Presynapse.
AuthorsWhitaker EE, Matheson NJ, Perlee S, Munson PB, Symeonides M, Thali M
JournalViruses
PubMed ID31757023
Cell-to-cell transfer of virus particles at the Env-dependent virological synapse (VS) is a highly efficient mode of HIV-1 transmission. While cell-cell fusion could be triggered at the VS, leading to the formation of syncytia and preventing exponential growth of the infected cell population, this is strongly inhibited by both viral ... More
Pharmacological inhibition of ataxia-telangiectasia mutated exacerbates acute kidney injury by activating p53 signaling in mice.
AuthorsUehara M, Kusaba T, Ida T, Nakai K, Nakata T, Tomita A, Watanabe-Uehara N, Ikeda K, Kitani T, Yamashita N, Kirita Y, Matoba S, Humphreys BD, Tamagaki K
JournalSci Rep
PubMed ID32157166
The DNA damage response after kidney injury induces cell cycle arrest in renal tubular epithelial cells, resulting in the secretion of pro-fibrotic cytokines, thereby promoting interstitial fibrosis in a paracrine manner. Phosphorylation of ataxia-telangiectasia mutated (ATM) is the initial step in the DNA damage response and subsequent cell cycle arrest; ... More
Hantavirus inhibits apoptosis by preventing mitochondrial membrane potential loss through up-regulation of the pro-survival factor BCL-2.
AuthorsSolà-Riera C, García M, Ljunggren HG, Klingström J
JournalPLoS Pathog
PubMed ID32032391
Hantaviruses, zoonotic RNA viruses belonging to the order Bunyavirales, cause two severe acute diseases in humans, hemorrhagic fever with renal syndrome (HFRS) and hantavirus pulmonary syndrome (HPS). Hantavirus-infected patients show strong cytotoxic lymphocyte responses and hyperinflammation; however, infected cells remain mostly intact. Hantaviruses were recently shown to inhibit apoptosis in ... More