Mouse Ppp1r12a Conditional Knockout Project (CRISPR/Cas9)
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Cyclin-Dependent Kinase 2 (Cdk2) Controls Phosphatase-Regulated Signaling and Function in Platelets
bioRxiv preprint doi: https://doi.org/10.1101/2020.05.31.126953; this version posted June 28, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY-NC-ND 4.0 International license. Cyclin-dependent kinase 2 (Cdk2) controls phosphatase-regulated signaling and function in platelets Paul R. Woods, Jr.,1,2 Brian L. Hood5, Sruti Shiva,$4 Thomas P. Conrads5, Sarah Suchko,2 Richard Steinman, 1,2,4# Departments oF Medicine1, Hillman Cancer Center2, Vascular Medicine Institute3, Department oF Molecular Pharmacology and Chemical Biology4, University of Pittsburgh School of Medicine; The Henry M. Jackson Foundation For the Advancement of Military Medicine, Inc., Inova Women’s Service Line, Inova Health System5 #Corresponding author: Richard Steinman, MD, PhD Associate Professor of Medicine and Pharmacology Associate Dean, Director Medical Scientist Training Program Director, Physician Scientist Training Program University of Pittsburgh School of Medicine 2.26f Hillman Cancer Center 5117 Centre Avenue Pittsburgh, PA 15213 USA phone: 412 6233237 fax: 412 6234840 [email protected] bioRxiv preprint doi: https://doi.org/10.1101/2020.05.31.126953; this version posted June 28, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY-NC-ND 4.0 International license. Abstract Cell cycle regulatory molecules including cyclin-dependent kinases can be recruited into non-nuclear pathways to coordinate cell cycling with the energetic state oF the cell or with Functions such as motility. -
Phosphoproteomics Identify Arachidonic-Acid-Regulated Signal Transduction Pathways Modulating Macrophage Functions with Implications for Ovarian Cancer
Phosphoproteomics identify arachidonic-acid-regulated signal transduction pathways modulating macrophage functions with implications for ovarian cancer Raimund Dietze1¶, Mohamad K. Hammoud1¶, María Gómez-Serrano1, Annika Unger1, Tim Bieringer1§, Florian Finkernagel1, Anna M. Sokol2,3, Andrea Nist4, Thorsten Stiewe4, Silke Reinartz1, Viviane Ponath5, Christian Preußer5, Elke Pogge von Strandmann5, Sabine Müller- Brüsselbach1, Johannes Graumann2,3 and Rolf Müller1* 1Tranlational OncologY Group, Center for Tumor BiologY and Immunology, Philipps University, Marburg, GermanY 2Biomolecular Mass Spectrometry, Max-Planck-Institute for Heart and Lung Research, Bad Nauheim, GermanY 3The German Centre for Cardiovascular Research (DZHK), Partner Site Rhine-Main, Max Planck Institute for Heart and Lung Research, Bad Nauheim, GermanY 4Genomics Core Facility, Philipps UniversitY, Marburg, GermanY 5Institute for Tumor Immunology, Philipps University, Marburg, GermanY §Present address: Hochschule Landshut, 84036 Landshut, GermanY ¶Equal contribution *Corresponding author: Rolf Müller, Center for Tumor Biology and Immunology (ZTI), Philipps University, Hans-Meerwein-Strasse 3, 35043 Marburg, GermanY. Email: [email protected]. Phone: +49 6421 2866236. Running title: Signaling pathways of arachidonic acid in macrophages 1 Abstract Arachidonic acid (AA) is a polYunsaturated fatty acid present at high concentrations in the ovarian cancer (OC) microenvironment and associated with a poor clinical outcome. In the present studY, we have unraveled a potential link between AA and macrophage functions. Methods: AA-triggered signal transduction was studied in primary monocyte-derived macrophages (MDMs) by phosphoproteomics, transcriptional profiling, measurement of intracellular Ca2+ accumulation and reactive oxygen species production in conjunction with bioinformatic analyses. Functional effects were investigated by actin filament staining, quantification of macropinocytosis and analysis of extracellular vesicle release. -
Cell-Specific Bioorthogonal Tagging of Glycoproteins in Co- Culture
Cell-specific Bioorthogonal Tagging of Glycoproteins in Co- culture Supporting Information Supporting Figures Experimentals Anna Ciocea,b, Beatriz Callea,b, Andrea Marchesia,b, Ganka Bineva-Toddb, Helen Flynnc, Zhen Lia,b, Omur Y. Tastanb, Chloe Roustand, Tessa Keenane, Peter Bothf, Kun Huangf, Fabio Parmeggianif, Ambrosius P. Snijdersc, Svend Kjaerd, Martin A. Fascionee, Sabine Flitschf, Benjamin Schumanna,b,* aDepartment of Chemistry, Imperial College London, 80 Wood Lane, W12 0BZ, London, United Kingdom. bThe Chemical Glycobiology Laboratory, The Francis Crick Institute, 1 Midland Rd, NW1 1AT London, United Kingdom. cProteomics Science Technology Platform, The Francis Crick Institute, NW1 1AT London, United Kingdom. dStructural Biology Science Technology Platform, The Francis Crick Institute, NW1 1AT London, United Kingdom. eDepartment of Chemistry, University of York, YO10 5DD York, United Kingdom. fManchester Institute of Biotechnology & School of Chemistry, The University of Manchester, M1 7DN Manchester, United Kingdom. *Correspondence should be addressed to: [email protected]. Supporting Figures Fig. S1: Active site architectures of human enzymes of the GalNAc salvage pathway. In AGX1, the N-acyl side chain in UDP-GalNAc is in proximity to Phe381 and Phe383. In GALK2, the N-acyl side chain of GalNAc-1-phosphate is in proximity with amino acids forming a hydrogen network (Glu179, Ser147 and Ser148). 2 Fig. S2: Evaluation of enzymatic turnover of GalN6yne-Based metabolites. A, in vitro UDP- sugar formation by AGX1 after 2 h incubation, as assessed by LC-MS. Data are means ± SD from three independent experiments. B, in vitro GalN6yne-1-phosphate formation by human and bacterial GalNAc kinases, as assessed by LC-MS and integrated ion count. -
Oral Administration of Lactobacillus Plantarum 299V
Genes Nutr (2015) 10:10 DOI 10.1007/s12263-015-0461-7 RESEARCH PAPER Oral administration of Lactobacillus plantarum 299v modulates gene expression in the ileum of pigs: prediction of crosstalk between intestinal immune cells and sub-mucosal adipocytes 1 1,4 1,5 1 Marcel Hulst • Gabriele Gross • Yaping Liu • Arjan Hoekman • 2 1,3 1,3 Theo Niewold • Jan van der Meulen • Mari Smits Received: 19 November 2014 / Accepted: 28 March 2015 / Published online: 11 April 2015 Ó The Author(s) 2015. This article is published with open access at Springerlink.com Abstract To study host–probiotic interactions in parts of ileum. A higher expression level of several B cell-specific the intestine only accessible in humans by surgery (je- transcription factors/regulators was observed, suggesting junum, ileum and colon), pigs were used as model for that an influx of B cells from the periphery to the ileum humans. Groups of eight 6-week-old pigs were repeatedly and/or the proliferation of progenitor B cells to IgA-com- orally administered with 5 9 1012 CFU Lactobacillus mitted plasma cells in the Peyer’s patches of the ileum was plantarum 299v (L. plantarum 299v) or PBS, starting with stimulated. Genes coding for enzymes that metabolize a single dose followed by three consecutive daily dosings leukotriene B4, 1,25-dihydroxyvitamin D3 and steroids 10 days later. Gene expression was assessed with pooled were regulated in the ileum. Bioinformatics analysis pre- RNA samples isolated from jejunum, ileum and colon dicted that these metabolites may play a role in the scrapings of the eight pigs per group using Affymetrix crosstalk between intestinal immune cells and sub-mucosal porcine microarrays. -
Schwann Cell O-Glcnac Glycosylation Is Required for Myelin Maintenance and Axon Integrity
The Journal of Neuroscience, September 14, 2016 • 36(37):9633–9646 • 9633 Neurobiology of Disease Schwann Cell O-GlcNAc Glycosylation Is Required for Myelin Maintenance and Axon Integrity X Sungsu Kim,1 X Jason C. Maynard,3 Yo Sasaki,1 Amy Strickland,1 Diane L. Sherman,4 XPeter J. Brophy,4 Alma L. Burlingame,3 and Jeffrey Milbrandt1,2 1Department of Genetics and 2Hope Center for Neurological Diseases, Washington University School of Medicine, St. Louis, Missouri 63110, 3Department of Pharmaceutical Chemistry, University of California, San Francisco, San Francisco, California 94158-2517, and 4Centre for Neuroregeneration, University of Edinburgh, Edinburgh EH16 4SB, United Kingdom Schwann cells (SCs), ensheathing glia of the peripheral nervous system, support axonal survival and function. Abnormalities in SC metabolism affect their ability to provide this support and maintain axon integrity. To further interrogate this metabolic influence on axon–glial interactions, we generated OGT-SCKO mice with SC-specific deletion of the metabolic/nutrient sensing protein O-GlcNAc transferase that mediates the O-linked addition of N-acetylglucosamine (GlcNAc) moieties to Ser and Thr residues. The OGT-SCKO mice develop tomaculous demyelinating neuropathy characterized by focal thickenings of the myelin sheath (tomacula), progressive demy- elination, axonal loss, and motor and sensory nerve dysfunction. Proteomic analysis identified more than 100 O-GlcNAcylated proteins in rat sciatic nerve, including Periaxin (PRX), a myelin protein whose mutation causes inherited neuropathy in humans. PRX lacking O-GlcNAcylation is mislocalized within the myelin sheath of these mutant animals. Furthermore, phenotypes of OGT-SCKO and Prx- deficient mice are very similar, suggesting that metabolic control of PRX O-GlcNAcylation is crucial for myelin maintenance and axonal integrity. -
Accumulation of Sequence Variants in Genes of Wnt Signaling and Focal Adhesion Pathways in Human Corneas Further Explains Their Involvement in Keratoconus
Accumulation of sequence variants in genes of Wnt signaling and focal adhesion pathways in human corneas further explains their involvement in keratoconus Justyna A. Karolak1,2, Tomasz Gambin3, Malgorzata Rydzanicz4, Piotr Polakowski5, Rafal Ploski4, Jacek P. Szaflik5 and Marzena Gajecka1,2 1 Chair and Department of Genetics and Pharmaceutical Microbiology, Poznan University of Medical Sciences, Poznan, Poland 2 Institute of Human Genetics, Polish Academy of Sciences, Poznan, Poland 3 Institute of Computer Science, Warsaw University of Technology, Warsaw, Poland 4 Department of Medical Genetics, Medical University of Warsaw, Warsaw, Poland 5 Department of Ophthalmology, Medical University of Warsaw, Warsaw, Poland ABSTRACT Background: Keratoconus (KTCN) is a protrusion and thinning of the cornea, resulting in loss of visual acuity. The etiology of KTCN remains unclear. The purpose of this study was to assess the potential involvement of new genetic variants in KTCN etiology based on both the genomic and transcriptomic findings recognized in the same corneal tissues. Methods: Corneal tissues derived from five unrelated Polish individuals with KTCN were examined using exome sequencing (ES), followed by enrichment analyses. For comparison purposes, the datasets comprising ES data of five randomly selected Polish individuals without ocular abnormalities and five Polish patients with high myopia were used. Expression levels of selected genes from the overrepresented pathways were obtained from the previous RNA-Seq study. Results: Exome capture discovered 117 potentially relevant variants that were further Submitted 15 January 2020 narrowed by gene overrepresentation analyses. In each of five patients, the 25 March 2020 Accepted assessment of functional interactions revealed rare (MAF ≤ 0.01) DNA variants in at Published 14 April 2020 least one gene from Wnt signaling (VANGL1, WNT1, PPP3CC, LRP6, FZD2) and Corresponding author Marzena Gajecka, focal adhesion (BIRC2, PAK6, COL4A4, PPP1R12A, PTK6) pathways. -
Promoterless Transposon Mutagenesis Drives Solid Cancers Via Tumor Suppressor Inactivation
bioRxiv preprint doi: https://doi.org/10.1101/2020.08.17.254565; this version posted August 17, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY-NC-ND 4.0 International license. 1 Promoterless Transposon Mutagenesis Drives Solid Cancers via Tumor Suppressor Inactivation 2 Aziz Aiderus1, Ana M. Contreras-Sandoval1, Amanda L. Meshey1, Justin Y. Newberg1,2, Jerrold M. Ward3, 3 Deborah Swing4, Neal G. Copeland2,3,4, Nancy A. Jenkins2,3,4, Karen M. Mann1,2,3,4,5,6,7, and Michael B. 4 Mann1,2,3,4,6,7,8,9 5 1Department of Molecular Oncology, Moffitt Cancer Center & Research Institute, Tampa, FL, USA 6 2Cancer Research Program, Houston Methodist Research Institute, Houston, Texas, USA 7 3Institute of Molecular and Cell Biology, Agency for Science, Technology and Research (A*STAR), 8 Singapore, Republic of Singapore 9 4Mouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute, Frederick, 10 Maryland, USA 11 5Departments of Gastrointestinal Oncology & Malignant Hematology, Moffitt Cancer Center & Research 12 Institute, Tampa, FL, USA 13 6Cancer Biology and Evolution Program, Moffitt Cancer Center & Research Institute, Tampa, FL, USA 14 7Department of Oncologic Sciences, Morsani College of Medicine, University of South Florida, Tampa, FL, 15 USA. 16 8Donald A. Adam Melanoma and Skin Cancer Research Center of Excellence, Moffitt Cancer Center, Tampa, 17 FL, USA 18 9Department of Cutaneous Oncology, Moffitt Cancer Center & Research Institute, Tampa, FL, USA 19 These authors contributed equally: Aziz Aiderus, Ana M. -
Investigating the Role of the O-Glcnac Modification During the Neural Differentiation of Human Embryonic Stem Cells
Investigating the role of the O-GlcNAc modification during the neural differentiation of human embryonic stem cells By Lissette Andres A dissertation submitted in partial satisfaction of the requirements for the degree of Doctor of Philosophy in Molecular and Cell Biology in the Graduate Division of the University of California, Berkeley Committee in charge: Professor Carolyn R. Bertozzi, Chair Professor Michael Rape Professor Ellen Robey Professor David V. Schaffer Fall 2014 Investigating the role of the O-GlcNAc modification during the neural differentiation of human embryonic stem cells © 2014 by Lissette Andres ! ! Abstract Investigating the role of the O-GlcNAc modification during the neural differentiation of human embryonic stem cells by Lissette Andres Doctor of Philosophy in Molecular and Cell Biology University of California, Berkeley Professor Carolyn R. Bertozzi, Chair Human embryonic stem cells (hESCs) have the ability of propagating indefinitely and can be induced to differentiate into specialized cell types; however, the molecular mechanisms that govern the self-renewal and conversion of hESCs into a variety of cell types are not well understood. In order to understand the molecular mechanisms involved in the modulation of these processes it is necessary to look beyond what is encoded in the genome, and look into other forms of cellular regulation such as post- translational modifications. The addition of a single monosaccharide, !-N- acetylglucosamine (O-GlcNAc), to the hydroxy side chain of serine or threonine residues of protein is an intracellular, post-translational modification that shares qualities with phosphorylation. The enzymes involved in the addition and removal of O-GlcNAc, O-GlcNAc transferase and O-GlcNAcase, respectively, have been shown to target key transcriptional and epigenetic regulators. -
Program in Human Neutrophils Fails To
Downloaded from http://www.jimmunol.org/ by guest on September 25, 2021 is online at: average * The Journal of Immunology Anaplasma phagocytophilum , 20 of which you can access for free at: 2005; 174:6364-6372; ; from submission to initial decision 4 weeks from acceptance to publication J Immunol doi: 10.4049/jimmunol.174.10.6364 http://www.jimmunol.org/content/174/10/6364 Insights into Pathogen Immune Evasion Mechanisms: Fails to Induce an Apoptosis Differentiation Program in Human Neutrophils Dori L. Borjesson, Scott D. Kobayashi, Adeline R. Whitney, Jovanka M. Voyich, Cynthia M. Argue and Frank R. DeLeo cites 28 articles Submit online. Every submission reviewed by practicing scientists ? is published twice each month by Receive free email-alerts when new articles cite this article. Sign up at: http://jimmunol.org/alerts http://jimmunol.org/subscription Submit copyright permission requests at: http://www.aai.org/About/Publications/JI/copyright.html http://www.jimmunol.org/content/suppl/2005/05/03/174.10.6364.DC1 This article http://www.jimmunol.org/content/174/10/6364.full#ref-list-1 Information about subscribing to The JI No Triage! Fast Publication! Rapid Reviews! 30 days* • Why • • Material References Permissions Email Alerts Subscription Supplementary The Journal of Immunology The American Association of Immunologists, Inc., 1451 Rockville Pike, Suite 650, Rockville, MD 20852 Copyright © 2005 by The American Association of Immunologists All rights reserved. Print ISSN: 0022-1767 Online ISSN: 1550-6606. This information is current as of September 25, 2021. The Journal of Immunology Insights into Pathogen Immune Evasion Mechanisms: Anaplasma phagocytophilum Fails to Induce an Apoptosis Differentiation Program in Human Neutrophils1 Dori L. -
Transposon Mutagenesis Identifies Genetic Drivers of Brafv600e Melanoma
ARTICLES Transposon mutagenesis identifies genetic drivers of BrafV600E melanoma Michael B Mann1,2, Michael A Black3, Devin J Jones1, Jerrold M Ward2,12, Christopher Chin Kuan Yew2,12, Justin Y Newberg1, Adam J Dupuy4, Alistair G Rust5,12, Marcus W Bosenberg6,7, Martin McMahon8,9, Cristin G Print10,11, Neal G Copeland1,2,13 & Nancy A Jenkins1,2,13 Although nearly half of human melanomas harbor oncogenic BRAFV600E mutations, the genetic events that cooperate with these mutations to drive melanogenesis are still largely unknown. Here we show that Sleeping Beauty (SB) transposon-mediated mutagenesis drives melanoma progression in BrafV600E mutant mice and identify 1,232 recurrently mutated candidate cancer genes (CCGs) from 70 SB-driven melanomas. CCGs are enriched in Wnt, PI3K, MAPK and netrin signaling pathway components and are more highly connected to one another than predicted by chance, indicating that SB targets cooperative genetic networks in melanoma. Human orthologs of >500 CCGs are enriched for mutations in human melanoma or showed statistically significant clinical associations between RNA abundance and survival of patients with metastatic melanoma. We also functionally validate CEP350 as a new tumor-suppressor gene in human melanoma. SB mutagenesis has thus helped to catalog the cooperative molecular mechanisms driving BRAFV600E melanoma and discover new genes with potential clinical importance in human melanoma. Substantial sun exposure and numerous genetic factors, including including BrafV600E, recapitulate the genetic and histological hallmarks skin type and family history, are the most important melanoma risk of human melanoma. In these models, increased MEK-ERK signaling factors. Familial melanoma, which accounts for <10% of cases, is asso- initiates clonal expansion of melanocytes, which is limited by oncogene- ciated with mutations in CDKN2A1, MITF2 and POT1 (refs. -
Prospective Lncrna-Mirna-Mrna Regulatory
INTERNATIONAL JOURNAL OF MOLECULAR MEDICINE 40: 1895-1906, 2017 Prospective lncRNA-miRNA-mRNA regulatory network of long non-coding RNA LINC00968 in non-small cell lung cancer A549 cells: A miRNA microarray and bioinformatics investigation DONG-YAO LI1*, WEN-JIE CHEN1*, LEI LUO1, YONG-KUN WANG1, JUN SHANG1, YU ZHANG2, GANG CHEN2 and SHI-KANG LI1 Departments of 1Thoracic and Cardiovascular Surgery and 2Pathology, The First Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi 530021, P.R. China Received December 12, 2016; Accepted October 5, 2017 DOI: 10.3892/ijmm.2017.3187 Abstract. Accumulating evidence suggests that the dysregula- adhesion. An lncRNA-miRNA-mRNA regulatory network and tion of long non-coding RNAs (lncRNAs) serves vital roles a protein-protein interaction network were then constructed. in the incidence and progression of lung cancer. However, the Eventually, a prospective lncRNA-miRNA-mRNA regulatory molecular mechanisms of LINC00968, a recently identified network of LINC00968, three miRNAs (miR-9, miR-22 and lncRNA, remain unknown. The objective of present study was miR-4536) and two genes (polo-like kinase 1 and exportin-1) to investigate the role of a prospective lncRNA-miRNA-mRNA was obtained following validation in the Cancer Genome Atlas network regulated by LINC00968 in non-small cell lung database. These results may provide novel insights to support cancer cells. Following the transfection of lentiviruses carrying future research into lncRNA in lung cancer. LINC00968 into A549 cells, the microRNA (miRNA) expres- sion profile of the cells in response to the overexpression of Introduction LINC00968 was detected using an miRNA microarray. Five differentially expressed miRNAs (DEMs) with LINC00968 Lung cancer results in the death of ~1.59 million indi- overexpression were obtained, including miR-9-3p, miR-22-5p, viduals worldwide each year, and is a leading cause of cancer miR-668-3p, miR-3675-3p and miR-4536-3p. -
Autocrine IFN Signaling Inducing Profibrotic Fibroblast Responses by a Synthetic TLR3 Ligand Mitigates
Downloaded from http://www.jimmunol.org/ by guest on September 28, 2021 Inducing is online at: average * The Journal of Immunology published online 16 August 2013 from submission to initial decision 4 weeks from acceptance to publication http://www.jimmunol.org/content/early/2013/08/16/jimmun ol.1300376 A Synthetic TLR3 Ligand Mitigates Profibrotic Fibroblast Responses by Autocrine IFN Signaling Feng Fang, Kohtaro Ooka, Xiaoyong Sun, Ruchi Shah, Swati Bhattacharyya, Jun Wei and John Varga J Immunol Submit online. Every submission reviewed by practicing scientists ? is published twice each month by http://jimmunol.org/subscription Submit copyright permission requests at: http://www.aai.org/About/Publications/JI/copyright.html Receive free email-alerts when new articles cite this article. Sign up at: http://jimmunol.org/alerts http://www.jimmunol.org/content/suppl/2013/08/20/jimmunol.130037 6.DC1 Information about subscribing to The JI No Triage! Fast Publication! Rapid Reviews! 30 days* Why • • • Material Permissions Email Alerts Subscription Supplementary The Journal of Immunology The American Association of Immunologists, Inc., 1451 Rockville Pike, Suite 650, Rockville, MD 20852 Copyright © 2013 by The American Association of Immunologists, Inc. All rights reserved. Print ISSN: 0022-1767 Online ISSN: 1550-6606. This information is current as of September 28, 2021. Published August 16, 2013, doi:10.4049/jimmunol.1300376 The Journal of Immunology A Synthetic TLR3 Ligand Mitigates Profibrotic Fibroblast Responses by Inducing Autocrine IFN Signaling Feng Fang,* Kohtaro Ooka,* Xiaoyong Sun,† Ruchi Shah,* Swati Bhattacharyya,* Jun Wei,* and John Varga* Activation of TLR3 by exogenous microbial ligands or endogenous injury-associated ligands leads to production of type I IFN.