Of the T Cell by G-CSF and IL-10 Cell Mobilization Requires Direct
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Investigating the Genetic Basis of Cisplatin-Induced Ototoxicity in Adult South African Patients
--------------------------------------------------------------------------- Investigating the genetic basis of cisplatin-induced ototoxicity in adult South African patients --------------------------------------------------------------------------- by Timothy Francis Spracklen SPRTIM002 SUBMITTED TO THE UNIVERSITY OF CAPE TOWN In fulfilment of the requirements for the degree MSc(Med) Faculty of Health Sciences UNIVERSITY OF CAPE TOWN University18 December of Cape 2015 Town Supervisor: Prof. Rajkumar S Ramesar Co-supervisor: Ms A Alvera Vorster Division of Human Genetics, Department of Pathology, University of Cape Town 1 The copyright of this thesis vests in the author. No quotation from it or information derived from it is to be published without full acknowledgement of the source. The thesis is to be used for private study or non- commercial research purposes only. Published by the University of Cape Town (UCT) in terms of the non-exclusive license granted to UCT by the author. University of Cape Town Declaration I, Timothy Spracklen, hereby declare that the work on which this dissertation/thesis is based is my original work (except where acknowledgements indicate otherwise) and that neither the whole work nor any part of it has been, is being, or is to be submitted for another degree in this or any other university. I empower the university to reproduce for the purpose of research either the whole or any portion of the contents in any manner whatsoever. Signature: Date: 18 December 2015 ' 2 Contents Abbreviations ………………………………………………………………………………….. 1 List of figures …………………………………………………………………………………... 6 List of tables ………………………………………………………………………………….... 7 Abstract ………………………………………………………………………………………… 10 1. Introduction …………………………………………………………………………………. 11 1.1 Cancer …………………………………………………………………………….. 11 1.2 Adverse drug reactions ………………………………………………………….. 12 1.3 Cisplatin …………………………………………………………………………… 12 1.3.1 Cisplatin’s mechanism of action ……………………………………………… 13 1.3.2 Adverse reactions to cisplatin therapy ………………………………………. -
MBNL1 Regulates Essential Alternative RNA Splicing Patterns in MLL-Rearranged Leukemia
ARTICLE https://doi.org/10.1038/s41467-020-15733-8 OPEN MBNL1 regulates essential alternative RNA splicing patterns in MLL-rearranged leukemia Svetlana S. Itskovich1,9, Arun Gurunathan 2,9, Jason Clark 1, Matthew Burwinkel1, Mark Wunderlich3, Mikaela R. Berger4, Aishwarya Kulkarni5,6, Kashish Chetal6, Meenakshi Venkatasubramanian5,6, ✉ Nathan Salomonis 6,7, Ashish R. Kumar 1,7 & Lynn H. Lee 7,8 Despite growing awareness of the biologic features underlying MLL-rearranged leukemia, 1234567890():,; targeted therapies for this leukemia have remained elusive and clinical outcomes remain dismal. MBNL1, a protein involved in alternative splicing, is consistently overexpressed in MLL-rearranged leukemias. We found that MBNL1 loss significantly impairs propagation of murine and human MLL-rearranged leukemia in vitro and in vivo. Through transcriptomic profiling of our experimental systems, we show that in leukemic cells, MBNL1 regulates alternative splicing (predominantly intron exclusion) of several genes including those essential for MLL-rearranged leukemogenesis, such as DOT1L and SETD1A.Wefinally show that selective leukemic cell death is achievable with a small molecule inhibitor of MBNL1. These findings provide the basis for a new therapeutic target in MLL-rearranged leukemia and act as further validation of a burgeoning paradigm in targeted therapy, namely the disruption of cancer-specific splicing programs through the targeting of selectively essential RNA binding proteins. 1 Division of Bone Marrow Transplantation and Immune Deficiency, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH 45229, USA. 2 Cancer and Blood Diseases Institute, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH 45229, USA. 3 Division of Experimental Hematology and Cancer Biology, Cincinnati Children’s Hospital Medical Center, Cincinnati, OH 45229, USA. -
Protein Identities in Evs Isolated from U87-MG GBM Cells As Determined by NG LC-MS/MS
Protein identities in EVs isolated from U87-MG GBM cells as determined by NG LC-MS/MS. No. Accession Description Σ Coverage Σ# Proteins Σ# Unique Peptides Σ# Peptides Σ# PSMs # AAs MW [kDa] calc. pI 1 A8MS94 Putative golgin subfamily A member 2-like protein 5 OS=Homo sapiens PE=5 SV=2 - [GG2L5_HUMAN] 100 1 1 7 88 110 12,03704523 5,681152344 2 P60660 Myosin light polypeptide 6 OS=Homo sapiens GN=MYL6 PE=1 SV=2 - [MYL6_HUMAN] 100 3 5 17 173 151 16,91913397 4,652832031 3 Q6ZYL4 General transcription factor IIH subunit 5 OS=Homo sapiens GN=GTF2H5 PE=1 SV=1 - [TF2H5_HUMAN] 98,59 1 1 4 13 71 8,048185945 4,652832031 4 P60709 Actin, cytoplasmic 1 OS=Homo sapiens GN=ACTB PE=1 SV=1 - [ACTB_HUMAN] 97,6 5 5 35 917 375 41,70973209 5,478027344 5 P13489 Ribonuclease inhibitor OS=Homo sapiens GN=RNH1 PE=1 SV=2 - [RINI_HUMAN] 96,75 1 12 37 173 461 49,94108966 4,817871094 6 P09382 Galectin-1 OS=Homo sapiens GN=LGALS1 PE=1 SV=2 - [LEG1_HUMAN] 96,3 1 7 14 283 135 14,70620005 5,503417969 7 P60174 Triosephosphate isomerase OS=Homo sapiens GN=TPI1 PE=1 SV=3 - [TPIS_HUMAN] 95,1 3 16 25 375 286 30,77169764 5,922363281 8 P04406 Glyceraldehyde-3-phosphate dehydrogenase OS=Homo sapiens GN=GAPDH PE=1 SV=3 - [G3P_HUMAN] 94,63 2 13 31 509 335 36,03039959 8,455566406 9 Q15185 Prostaglandin E synthase 3 OS=Homo sapiens GN=PTGES3 PE=1 SV=1 - [TEBP_HUMAN] 93,13 1 5 12 74 160 18,68541938 4,538574219 10 P09417 Dihydropteridine reductase OS=Homo sapiens GN=QDPR PE=1 SV=2 - [DHPR_HUMAN] 93,03 1 1 17 69 244 25,77302971 7,371582031 11 P01911 HLA class II histocompatibility antigen, -
4-6 Weeks Old Female C57BL/6 Mice Obtained from Jackson Labs Were Used for Cell Isolation
Methods Mice: 4-6 weeks old female C57BL/6 mice obtained from Jackson labs were used for cell isolation. Female Foxp3-IRES-GFP reporter mice (1), backcrossed to B6/C57 background for 10 generations, were used for the isolation of naïve CD4 and naïve CD8 cells for the RNAseq experiments. The mice were housed in pathogen-free animal facility in the La Jolla Institute for Allergy and Immunology and were used according to protocols approved by the Institutional Animal Care and use Committee. Preparation of cells: Subsets of thymocytes were isolated by cell sorting as previously described (2), after cell surface staining using CD4 (GK1.5), CD8 (53-6.7), CD3ε (145- 2C11), CD24 (M1/69) (all from Biolegend). DP cells: CD4+CD8 int/hi; CD4 SP cells: CD4CD3 hi, CD24 int/lo; CD8 SP cells: CD8 int/hi CD4 CD3 hi, CD24 int/lo (Fig S2). Peripheral subsets were isolated after pooling spleen and lymph nodes. T cells were enriched by negative isolation using Dynabeads (Dynabeads untouched mouse T cells, 11413D, Invitrogen). After surface staining for CD4 (GK1.5), CD8 (53-6.7), CD62L (MEL-14), CD25 (PC61) and CD44 (IM7), naïve CD4+CD62L hiCD25-CD44lo and naïve CD8+CD62L hiCD25-CD44lo were obtained by sorting (BD FACS Aria). Additionally, for the RNAseq experiments, CD4 and CD8 naïve cells were isolated by sorting T cells from the Foxp3- IRES-GFP mice: CD4+CD62LhiCD25–CD44lo GFP(FOXP3)– and CD8+CD62LhiCD25– CD44lo GFP(FOXP3)– (antibodies were from Biolegend). In some cases, naïve CD4 cells were cultured in vitro under Th1 or Th2 polarizing conditions (3, 4). -
Down Regulation of Membrane-Bound Neu3 Constitutes a New
View metadata, citation and similar papers at core.ac.uk brought to you by CORE provided by Publications of the IAS Fellows IJC International Journal of Cancer Down regulation of membrane-bound Neu3 constitutes a new potential marker for childhood acute lymphoblastic leukemia and induces apoptosis suppression of neoplastic cells Chandan Mandal1, Cristina Tringali2, Susmita Mondal1, Luigi Anastasia2, Sarmila Chandra3, Bruno Venerando2 and Chitra Mandal1 1 Infectious Diseases and Immunology Division, Indian Institute of Chemical Biology, A Unit of Council of Scientific and Industrial Research, Govt of India, 4, Raja S. C. Mullick Road, Kolkata 700032, India 2 Department of Medical Chemistry, Biochemistry and Biotechnology, University of Milan, and IRCCS Policlinico San Donato, San Donato, Milan, Italy 3 Department of Hematology, Kothari Medical Centre, Kolkata 700027, India Membrane-linked sialidase Neu3 is a key enzyme for the extralysosomal catabolism of gangliosides. In this respect, it regulates pivotal cell surface events, including trans-membrane signaling, and plays an essential role in carcinogenesis. In this report, we demonstrated that acute lymphoblastic leukemia (ALL), lymphoblasts (primary cells from patients and cell lines) are characterized by a marked down-regulation of Neu3 in terms of both gene expression (230 to 40%) and enzymatic activity toward ganglioside GD1a (225.6 to 30.6%), when compared with cells from healthy controls. Induced overexpression of Neu3 in the ALL-cell line, MOLT-4, led to a significant increase of ceramide (166%) and to a parallel decrease of lactosylceramide (255%). These events strongly guided lymphoblasts to apoptosis, as we assessed by the decrease in Bcl2/ Bax ratio, the accumulation of Neu3 transfected cells in the sub G0–G1 phase of the cell cycle, the enhanced annexin-V positivity, the higher cleavage of procaspase-3. -
Salmonella Degrades the Host Glycocalyx Leading to Altered Infection and Glycan Remodeling
UC Davis UC Davis Previously Published Works Title Salmonella Degrades the Host Glycocalyx Leading to Altered Infection and Glycan Remodeling. Permalink https://escholarship.org/uc/item/0nk8n7xb Journal Scientific reports, 6(1) ISSN 2045-2322 Authors Arabyan, Narine Park, Dayoung Foutouhi, Soraya et al. Publication Date 2016-07-08 DOI 10.1038/srep29525 Peer reviewed eScholarship.org Powered by the California Digital Library University of California www.nature.com/scientificreports OPEN Salmonella Degrades the Host Glycocalyx Leading to Altered Infection and Glycan Remodeling Received: 09 February 2016 Narine Arabyan1, Dayoung Park2, Soraya Foutouhi1, Allison M. Weis1, Bihua C. Huang1, Accepted: 17 June 2016 Cynthia C. Williams2, Prerak Desai1,†, Jigna Shah1,‡, Richard Jeannotte1,3,§, Nguyet Kong1, Published: 08 July 2016 Carlito B. Lebrilla2,4 & Bart C. Weimer1 Complex glycans cover the gut epithelial surface to protect the cell from the environment. Invasive pathogens must breach the glycan layer before initiating infection. While glycan degradation is crucial for infection, this process is inadequately understood. Salmonella contains 47 glycosyl hydrolases (GHs) that may degrade the glycan. We hypothesized that keystone genes from the entire GH complement of Salmonella are required to degrade glycans to change infection. This study determined that GHs recognize the terminal monosaccharides (N-acetylneuraminic acid (Neu5Ac), galactose, mannose, and fucose) and significantly (p < 0.05) alter infection. During infection, Salmonella used its two GHs sialidase nanH and amylase malS for internalization by targeting different glycan structures. The host glycans were altered during Salmonella association via the induction of N-glycan biosynthesis pathways leading to modification of host glycans by increasing fucosylation and mannose content, while decreasing sialylation. -
Molecular Genetics of Microcephaly Primary Hereditary: an Overview
brain sciences Review Molecular Genetics of Microcephaly Primary Hereditary: An Overview Nikistratos Siskos † , Electra Stylianopoulou †, Georgios Skavdis and Maria E. Grigoriou * Department of Molecular Biology & Genetics, Democritus University of Thrace, 68100 Alexandroupolis, Greece; [email protected] (N.S.); [email protected] (E.S.); [email protected] (G.S.) * Correspondence: [email protected] † Equal contribution. Abstract: MicroCephaly Primary Hereditary (MCPH) is a rare congenital neurodevelopmental disorder characterized by a significant reduction of the occipitofrontal head circumference and mild to moderate mental disability. Patients have small brains, though with overall normal architecture; therefore, studying MCPH can reveal not only the pathological mechanisms leading to this condition, but also the mechanisms operating during normal development. MCPH is genetically heterogeneous, with 27 genes listed so far in the Online Mendelian Inheritance in Man (OMIM) database. In this review, we discuss the role of MCPH proteins and delineate the molecular mechanisms and common pathways in which they participate. Keywords: microcephaly; MCPH; MCPH1–MCPH27; molecular genetics; cell cycle 1. Introduction Citation: Siskos, N.; Stylianopoulou, Microcephaly, from the Greek word µικρoκεϕαλi´α (mikrokephalia), meaning small E.; Skavdis, G.; Grigoriou, M.E. head, is a term used to describe a cranium with reduction of the occipitofrontal head circum- Molecular Genetics of Microcephaly ference equal, or more that teo standard deviations -
Thesis Layout 3
University of Groningen Gestational diabetes mellitus and fetoplacental vasculature alterations Silva Lagos, Luis DOI: 10.33612/diss.113056657 IMPORTANT NOTE: You are advised to consult the publisher's version (publisher's PDF) if you wish to cite from it. Please check the document version below. Document Version Publisher's PDF, also known as Version of record Publication date: 2020 Link to publication in University of Groningen/UMCG research database Citation for published version (APA): Silva Lagos, L. (2020). Gestational diabetes mellitus and fetoplacental vasculature alterations: Exploring the role of adenosine kinase in endothelial (dys)function. University of Groningen. https://doi.org/10.33612/diss.113056657 Copyright Other than for strictly personal use, it is not permitted to download or to forward/distribute the text or part of it without the consent of the author(s) and/or copyright holder(s), unless the work is under an open content license (like Creative Commons). Take-down policy If you believe that this document breaches copyright please contact us providing details, and we will remove access to the work immediately and investigate your claim. Downloaded from the University of Groningen/UMCG research database (Pure): http://www.rug.nl/research/portal. For technical reasons the number of authors shown on this cover page is limited to 10 maximum. Download date: 26-09-2021 Adenosine kinase and cardiovascular fetal programming in gestational diabetes mellitus Luis Silva1,2, Torsten Plösch3, Fernando Toledo1,4, Marijke M. Faas2,3, Luis Sobrevia1,5,6 1 Cellular and Molecular Physiology Laboratory (CMPL), Department of Obstetrics, Division of Obstetrics and Gynaecology, School of Medicine, Faculty of Medicine, Pontificia Universidad Católica de Chile, Santiago 8330024, Chile. -
Characterization of the Human Sialidase Neu4 Gene Promoter
Turkish Journal of Biology Turk J Biol (2014) 38: 574-580 http://journals.tubitak.gov.tr/biology/ © TÜBİTAK Research Article doi:10.3906/biy-1401-63 Characterization of the human sialidase Neu4 gene promoter 1, 2 Volkan SEYRANTEPE *, Murat DELMAN 1 Department of Molecular Biology and Genetics, İzmir Institute of Technology, Urla İzmir, Turkey 2 Biotechnology and Bioengineering Graduate Program, İzmir Institute of Technology, Urla, İzmir, Turkey Received: 21.01.2014 Accepted: 08.05.2014 Published Online: 05.09.2014 Printed: 30.09.2014 Abstract: There are 4 different sialidases that have been described in humans: lysosomal (Neu1), cytoplasmic (Neu2), plasma membrane (Neu3), and lysosomal/mitochondrial (Neu4). Previously, we have shown that Neu4 has a broad substrate specificity and is active against glyco-conjugates, including GM2 ganglioside, at the acidic pH of 3.2. An overexpression of Neu4 in transfected neuroglia cells from a Tay–Sachs patient shows a clearance of accumulated GM2, indicating the biological importance of Neu4. In this paper, we aimed to characterize a minimal promoter region of the human Neu4 gene in order to understand the molecular mechanism regulating its expression. We cloned 7 different DNA fragments from the human Neu4 promoter region into luciferase expression vectors for a reporter assay and also performed an electrophoretic mobility shift assay to demonstrate the binding of transcription factors. We demonstrated that –187 bp upstream of the Neu4 gene is a minimal promoter region for controlling transcription from the human Neu4 gene. The electrophoretic mobility shift assay showed that the minimal promoter region recruits a c-myc transcription factor, which might be responsible for regulation of Neu4 gene transcription. -
(19) United States (12) Patent Application Publication (10) Pub
US 20120149714A1 (19) United States (12) Patent Application Publication (10) Pub. No.: US 2012/0149714 A1 Heise et al. (43) Pub. Date: Jun. 14, 2012 (54) EFFECTS OF INHIBITORS OF FGFR3 ON (60) Provisional application No. 60/748,944, ?led on Dec. GENE TRANSCRIPTION 8, 2005. (76) Inventors: Carla Heise, Benicia, CA (US); Publication Classi?cation Esther Masih-Khan, Ontario (CA); 51 I Cl Edward Moler Walnut Creek CA ( ) nt' ' (US); Michael. Rowe,’ Oakland,’ CA A61K 31/497 (2006.01) (US),_ Keith. Stewart, Scottsdale, G01N 33/53 (2006.01) AZ (US) Suzanne Trudel Ontario G01N 33/566 (200601) (CA) ’ ’ C12Q 1/68 (2006.01) (52) US. Cl. ................ .. 514/253.07; 435/611; 435/612; (21) Appl. No.: 13/400,833 435/79; 435/792; 436/501 (22) Filed: Feb. 21, 2012 (57) ABSTRACT Related U‘s‘ Application Data Methods of utilizing blomarkers to 1dent1fy patients for treat ment or to momtor response to treatment are taught herein. (62) Division of application No, 12/096,222, ?led on Jun, Alterations in levels of gene expression of the biomarkers, 19, 2008, now Pat. No. 8,158,360, ?led as application particularly in response to FGFR3 inhibition, are measured No. PCT/US2006/061766 on Dec. 7, 2006. and identi?cations or adjustments may be made accordingly. US 2012/0149714 A1 Jun. 14, 2012 EFFECTS OF INHIBITORS OF FGFR3 ON [0007] An individual’s response to a particular treatment or GENE TRANSCRIPTION predisposition to disease and the correlation to a particular gene of interest has been documented. It is noW believed that BACKGROUND OF THE INVENTION cancer chemotherapy is limited by the predisposition of spe ci?c populations to drug toxicity or poor drug response. -
Supplemental Figures
Supplemental Figures Development of a new macrophage-specific TRAP mouse (MacTRAP) and definition of the renal macrophage translational signature Andreas Hofmeister, Maximilian C. Thomassen, Sabrina Markert, André Marquardt, Mathieu Preußner, Martin Rußwurm, Ralph Schermuly, Ulrich Steinhoff, Hermann-Josef Gröne, Joachim Hoyer, Benjamin D. Humphreys, Ivica Grgic Correspondence: Ivica Grgic MD, Klinikum der Philips-Universität Marburg, Baldingerstrasse 1, 35043 Marburg. Phone: +4964215861736, email: [email protected] Sup. Fig. S1 Δ6.7fmsGFP-L10a plasmid (pGL2 backbone) Sup. Fig. S1: Plasmid map of the engineered c-fms-eGFP-L10a expression vector. Mlu1/Sal1 digestion was used for linearization and extraction of the transgene. Sup. Fig. S2 A Neutrophils Monocytes Lymphocytes B Monocytes Monocytes Neutrophils Lymphocytes H - TRAP Ly6g Count FSC CD115 Mac GFP GFP GFP GFP H - Ly6g Count FSC CD115 Wild Wild type GFP GFP GFP GFP Sup. Fig. S2: FACS analysis detects eGFP-L10a signals in monocytes but not in neutrophils or lymphocytes isolated from peripheral blood of MacTRAP mice. (A) Gating strategy to define monocyte, neutrophil and lymphocyte populations. Only single cells contributed to the analysis. (B) GFP-fluorescence was specifically detected in CD115+ monocytes, but not in Ly6g+ neutrophils or lymphocytes of MacTRAP mice. Blood samples from wild-type mice served as negative controls. Representative plots are shown, n=6. Sup. Fig. S3 A eGFP-L10a Ly6g merge+DAPI kidney 7d UUO B eGFP-L10a Ly6g merge+DAPI incision skin Tail Sup. Fig. S3: Immunostaining for mature neutrophils in fibrotic kidney tissue and tail skin biopsies from MacTRAP mice. (A) Only a very small fraction of Ly6g+ neutrophils is positive for eGFP-L10a in fibrotic kidneys after 7d UUO (0.42% ± 0.29%; 468 cells counted, n=3). -
Supplementary Data Genbank Or OSE Vs RO NIA Accession Gene Name Symbol FC B-Value H3073C09 11.38 5.62 H3126B09 9.64 6.44 H3073B0
Supplementary Data GenBank or OSE vs RO NIA accession Gene name Symbol FC B-value H3073C09 11.38 5.62 H3126B09 9.64 6.44 H3073B08 9.62 5.59 AU022767 Exportin 4 Xpo4 9.62 6.64 H3073B09 9.59 6.48 BG063925 Metallothionein 2 Mt2 9.23 18.89 H3064B07 9.21 6.10 H3073D08 8.28 6.10 AU021923 Jagged 1 Jag1 7.89 5.93 H3070D08 7.54 4.58 BG085110 Cysteine-rich protein 1 (intestinal) Crip1 6.23 16.40 BG063004 Lectin, galactose binding, soluble 1 Lgals1 5.95 10.36 BG069712 5.92 2.34 BG076976 Transcribed locus, strongly similar to NP_032521.1 lectin, galactose binding, soluble 1 5.64 8.36 BG062930 DNA segment, Chr 11, Wayne State University 99, expressed D11Wsu99e 5.63 8.76 BG086474 Insulin-like growth factor binding protein 5 Igfbp5 5.50 15.95 H3002d11 5.13 20.77 BG064706 Keratin complex 1, acidic, gene 19 Krt1-19 5.06 9.07 H3007A09 5.05 2.46 H3065F02 4.84 5.43 BG081752 4.81 1.25 H3010E09 4.71 11.90 H3064c11 4.43 1.00 BG069711 Transmembrane 4 superfamily member 9 Tm4sf9 4.29 1.23 BG077072 Actin, beta, cytoplasmic Actb 4.29 3.01 BG079788 Hemoglobin alpha, adult chain 1 Hba-a1 4.26 6.63 BG076798 4.23 0.80 BG074344 Mesothelin Msln 4.22 6.97 C78835 Actin, beta, cytoplasmic Actb 4.16 3.02 BG067531 4.15 1.61 BG073468 Hemoglobin alpha, adult chain 1 Hba-a1 4.10 6.23 H3154H07 4.08 5.38 AW550167 3.95 5.66 H3121B01 3.94 5.94 H3124f12 3.94 5.64 BG073608 Hemoglobin alpha, adult chain 1 Hba-a1 3.84 5.32 BG073617 Hemoglobin alpha, adult chain 1 Hba-a1 3.84 5.75 BG072574 Hemoglobin alpha, adult chain 1 Hba-a1 3.82 5.93 BG072211 Tumor necrosis factor receptor superfamily,