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  • 1
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    Unknown
    Nature Publishing Group (NPG)
    Publication Date: 2010-02-19
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Baker, Monya -- England -- Nature. 2010 Feb 18;463(7283):977-80. doi: 10.1038/463977a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/20164931" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Fluorescence ; Life ; Luminescent Measurements/methods ; Magnetic Resonance Imaging ; Mice ; *Models, Animal ; Molecular Imaging/economics/instrumentation/*methods ; Positron-Emission Tomography ; Tomography, Emission-Computed, Single-Photon ; Whole Body Imaging/economics/instrumentation/*methods ; X-Rays
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 2
    Publication Date: 2010-11-19
    Description: Cysteine is the most intrinsically nucleophilic amino acid in proteins, where its reactivity is tuned to perform diverse biochemical functions. The absence of a consensus sequence that defines functional cysteines in proteins has hindered their discovery and characterization. Here we describe a proteomics method to profile quantitatively the intrinsic reactivity of cysteine residues en masse directly in native biological systems. Hyper-reactivity was a rare feature among cysteines and it was found to specify a wide range of activities, including nucleophilic and reductive catalysis and sites of oxidative modification. Hyper-reactive cysteines were identified in several proteins of uncharacterized function, including a residue conserved across eukaryotic phylogeny that we show is required for yeast viability and is involved in iron-sulphur protein biogenesis. We also demonstrate that quantitative reactivity profiling can form the basis for screening and functional assignment of cysteines in computationally designed proteins, where it discriminated catalytically active from inactive cysteine hydrolase designs.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3058684/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3058684/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Weerapana, Eranthie -- Wang, Chu -- Simon, Gabriel M -- Richter, Florian -- Khare, Sagar -- Dillon, Myles B D -- Bachovchin, Daniel A -- Mowen, Kerri -- Baker, David -- Cravatt, Benjamin F -- CA087660/CA/NCI NIH HHS/ -- MH084512/MH/NIMH NIH HHS/ -- R01 CA087660/CA/NCI NIH HHS/ -- R01 CA087660-09/CA/NCI NIH HHS/ -- R01 GM085117/GM/NIGMS NIH HHS/ -- R01 GM090294/GM/NIGMS NIH HHS/ -- R01 GM090294-02/GM/NIGMS NIH HHS/ -- R37 CA087660/CA/NCI NIH HHS/ -- R37 CA087660-10/CA/NCI NIH HHS/ -- U54 MH084512/MH/NIMH NIH HHS/ -- U54 MH084512-030004/MH/NIMH NIH HHS/ -- England -- Nature. 2010 Dec 9;468(7325):790-5. doi: 10.1038/nature09472. Epub 2010 Nov 17.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉The Skaggs Institute for Chemical Biology, The Scripps Research Institute, La Jolla, California 92037, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/21085121" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Biocatalysis ; Cell Line, Tumor ; Conserved Sequence ; Cysteine/analysis/*metabolism ; Humans ; Hydrolases/chemistry/metabolism ; Iron-Sulfur Proteins/biosynthesis ; Liver/metabolism ; Mice ; Myocardium/metabolism ; Nuclear Proteins/chemistry/metabolism ; Oxidation-Reduction ; Protein Engineering ; Protein Hydrolysates ; Protein-Arginine N-Methyltransferases/chemistry/metabolism ; Proteins/*chemistry/*metabolism ; Proteome/*chemistry/*metabolism ; Proteomics/methods ; Repressor Proteins/chemistry/metabolism ; Saccharomyces cerevisiae/genetics/metabolism ; Saccharomyces cerevisiae Proteins/chemistry/genetics/metabolism
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 3
    Publication Date: 2011-11-15
    Description: The structure of BPSL1549, a protein of unknown function from Burkholderia pseudomallei, reveals a similarity to Escherichia coli cytotoxic necrotizing factor 1. We found that BPSL1549 acted as a potent cytotoxin against eukaryotic cells and was lethal when administered to mice. Expression levels of bpsl1549 correlate with conditions expected to promote or suppress pathogenicity. BPSL1549 promotes deamidation of glutamine-339 of the translation initiation factor eIF4A, abolishing its helicase activity and inhibiting translation. We propose to name BPSL1549 Burkholderia lethal factor 1.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3364511/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3364511/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Cruz-Migoni, Abimael -- Hautbergue, Guillaume M -- Artymiuk, Peter J -- Baker, Patrick J -- Bokori-Brown, Monika -- Chang, Chung-Te -- Dickman, Mark J -- Essex-Lopresti, Angela -- Harding, Sarah V -- Mahadi, Nor Muhammad -- Marshall, Laura E -- Mobbs, George W -- Mohamed, Rahmah -- Nathan, Sheila -- Ngugi, Sarah A -- Ong, Catherine -- Ooi, Wen Fong -- Partridge, Lynda J -- Phillips, Helen L -- Raih, M Firdaus -- Ruzheinikov, Sergei -- Sarkar-Tyson, Mitali -- Sedelnikova, Svetlana E -- Smither, Sophie J -- Tan, Patrick -- Titball, Richard W -- Wilson, Stuart A -- Rice, David W -- 085162/Wellcome Trust/United Kingdom -- BB/D011795/1/Biotechnology and Biological Sciences Research Council/United Kingdom -- BB/D524975/1/Biotechnology and Biological Sciences Research Council/United Kingdom -- BB/E025293/1/Biotechnology and Biological Sciences Research Council/United Kingdom -- WT085162AIA/Wellcome Trust/United Kingdom -- Biotechnology and Biological Sciences Research Council/United Kingdom -- New York, N.Y. -- Science. 2011 Nov 11;334(6057):821-4. doi: 10.1126/science.1211915.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Molecular Biology and Biotechnology, Krebs Institute, University of Sheffield, Sheffield S10 2TN, UK.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/22076380" target="_blank"〉PubMed〈/a〉
    Keywords: Amino Acid Motifs ; Animals ; Bacterial Proteins/*chemistry/genetics/metabolism/*toxicity ; Bacterial Toxins/*chemistry/genetics/metabolism/*toxicity ; Burkholderia pseudomallei/*chemistry/*pathogenicity ; Catalytic Domain ; Cell Line ; Crystallography, X-Ray ; Cytotoxins/chemistry/genetics/metabolism/toxicity ; Escherichia coli Proteins/chemistry ; Eukaryotic Initiation Factor-4A/*antagonists & inhibitors/metabolism ; Glutamine/metabolism ; Humans ; Mice ; Mice, Inbred BALB C ; Models, Molecular ; Mutant Proteins/toxicity ; Peptide Chain Initiation, Translational/drug effects ; Protein Binding ; Protein Conformation ; Protein Structure, Secondary ; Protein Structure, Tertiary
    Print ISSN: 0036-8075
    Electronic ISSN: 1095-9203
    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 4
    Publication Date: 2011-04-09
    Description: Cytotoxic T lymphocyte antigen 4 (CTLA-4) is an essential negative regulator of T cell immune responses whose mechanism of action is the subject of debate. CTLA-4 shares two ligands (CD80 and CD86) with a stimulatory receptor, CD28. Here, we show that CTLA-4 can capture its ligands from opposing cells by a process of trans-endocytosis. After removal, these costimulatory ligands are degraded inside CTLA-4-expressing cells, resulting in impaired costimulation via CD28. Acquisition of CD86 from antigen-presenting cells is stimulated by T cell receptor engagement and observed in vitro and in vivo. These data reveal a mechanism of immune regulation in which CTLA-4 acts as an effector molecule to inhibit CD28 costimulation by the cell-extrinsic depletion of ligands, accounting for many of the known features of the CD28-CTLA-4 system.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3198051/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3198051/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Qureshi, Omar S -- Zheng, Yong -- Nakamura, Kyoko -- Attridge, Kesley -- Manzotti, Claire -- Schmidt, Emily M -- Baker, Jennifer -- Jeffery, Louisa E -- Kaur, Satdip -- Briggs, Zoe -- Hou, Tie Z -- Futter, Clare E -- Anderson, Graham -- Walker, Lucy S K -- Sansom, David M -- 17851/Arthritis Research UK/United Kingdom -- BB/D011000/1/Biotechnology and Biological Sciences Research Council/United Kingdom -- BB/H013598/1/Biotechnology and Biological Sciences Research Council/United Kingdom -- G0400931/Medical Research Council/United Kingdom -- G0401620/Medical Research Council/United Kingdom -- G0802382/Medical Research Council/United Kingdom -- G1000213/Medical Research Council/United Kingdom -- G9818340/Medical Research Council/United Kingdom -- Arthritis Research UK/United Kingdom -- Biotechnology and Biological Sciences Research Council/United Kingdom -- Medical Research Council/United Kingdom -- Wellcome Trust/United Kingdom -- New York, N.Y. -- Science. 2011 Apr 29;332(6029):600-3. doi: 10.1126/science.1202947. Epub 2011 Apr 7.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Medical Research Council (MRC) Centre for Immune Regulation, School of Immunity and Infection, Institute of Biomedical Research, University of Birmingham Medical School, Birmingham B15 2TT, UK.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/21474713" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Antigens, CD/*immunology/metabolism ; Antigens, CD28/*immunology ; Antigens, CD80/*immunology/metabolism ; Antigens, CD86/*immunology/metabolism ; CHO Cells ; CTLA-4 Antigen ; Cricetinae ; Cricetulus ; Dendritic Cells/immunology ; *Endocytosis ; Humans ; Jurkat Cells ; Ligands ; Lymphocyte Activation ; Mice ; Mice, Transgenic ; Models, Biological ; Ovalbumin/immunology ; Receptors, Antigen, T-Cell/immunology ; Recombinant Fusion Proteins/metabolism ; T-Lymphocyte Subsets/*immunology/metabolism ; T-Lymphocytes, Regulatory/immunology/metabolism
    Print ISSN: 0036-8075
    Electronic ISSN: 1095-9203
    Topics: Biology , Chemistry and Pharmacology , Computer Science , Medicine , Natural Sciences in General , Physics
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  • 5
    Publication Date: 2010-06-11
    Description: Down's syndrome (DS) is a genetic disorder caused by full or partial trisomy of human chromosome 21 and presents with many clinical phenotypes including a reduced incidence of solid tumours. Recent work with the Ts65Dn model of DS, which has orthologues of about 50% of the genes on chromosome 21 (Hsa21), has indicated that three copies of the ETS2 (ref. 3) or DS candidate region 1 (DSCR1) genes (a previously known suppressor of angiogenesis) is sufficient to inhibit tumour growth. Here we use the Tc1 transchromosomic mouse model of DS to dissect the contribution of extra copies of genes on Hsa21 to tumour angiogenesis. This mouse expresses roughly 81% of Hsa21 genes but not the human DSCR1 region. We transplanted B16F0 and Lewis lung carcinoma tumour cells into Tc1 mice and showed that growth of these tumours was substantially reduced compared with wild-type littermate controls. Furthermore, tumour angiogenesis was significantly repressed in Tc1 mice. In particular, in vitro and in vivo angiogenic responses to vascular endothelial growth factor (VEGF) were inhibited. Examination of the genes on the segment of Hsa21 in Tc1 mice identified putative anti-angiogenic genes (ADAMTS1and ERG) and novel endothelial cell-specific genes, never previously shown to be involved in angiogenesis (JAM-B and PTTG1IP), that, when overexpressed, are responsible for inhibiting angiogenic responses to VEGF. Three copies of these genes within the stromal compartment reduced tumour angiogenesis, explaining the reduced tumour growth in DS. Furthermore, we expect that, in addition to the candidate genes that we show to be involved in the repression of angiogenesis, the Tc1 mouse model of DS will permit the identification of other endothelium-specific anti-angiogenic targets relevant to a broad spectrum of cancer patients.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3479956/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3479956/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Reynolds, Louise E -- Watson, Alan R -- Baker, Marianne -- Jones, Tania A -- D'Amico, Gabriela -- Robinson, Stephen D -- Joffre, Carine -- Garrido-Urbani, Sarah -- Rodriguez-Manzaneque, Juan Carlos -- Martino-Echarri, Estefania -- Aurrand-Lions, Michel -- Sheer, Denise -- Dagna-Bricarelli, Franca -- Nizetic, Dean -- McCabe, Christopher J -- Turnell, Andrew S -- Kermorgant, Stephanie -- Imhof, Beat A -- Adams, Ralf -- Fisher, Elizabeth M C -- Tybulewicz, Victor L J -- Hart, Ian R -- Hodivala-Dilke, Kairbaan M -- 080174/Wellcome Trust/United Kingdom -- 12007/Cancer Research UK/United Kingdom -- A12007/Cancer Research UK/United Kingdom -- A3585/Cancer Research UK/United Kingdom -- G0501003/Medical Research Council/United Kingdom -- G0501003(75694)/Medical Research Council/United Kingdom -- G0601056/Medical Research Council/United Kingdom -- G0901609/Medical Research Council/United Kingdom -- MC_U117527252/Medical Research Council/United Kingdom -- U.1175.02.001.00001(60485)/Medical Research Council/United Kingdom -- England -- Nature. 2010 Jun 10;465(7299):813-7. doi: 10.1038/nature09106.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Adhesion and Angiogenesis Laboratory, Barts Institute of Cancer, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, John Vane Science Centre, Charterhouse Square, London EC1M 6BQ, UK. l.reynolds@qmul.ac.uk〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/20535211" target="_blank"〉PubMed〈/a〉
    Keywords: ADAM Proteins/genetics/metabolism ; Animals ; Carcinoma, Lewis Lung/*blood supply/complications/genetics/pathology ; Carrier Proteins/genetics/metabolism ; Cell Adhesion Molecules/antagonists & inhibitors/genetics/metabolism ; Chromosomes, Mammalian/genetics ; *Disease Models, Animal ; Down Syndrome/complications/*genetics/physiopathology ; Female ; Gene Dosage/*genetics ; Humans ; Immunoglobulins/genetics/metabolism ; Male ; Melanoma, Experimental/*blood supply/complications/genetics/pathology ; Mice ; Neoplasm Transplantation ; Neovascularization, Pathologic/*genetics/pathology ; Oncogene Proteins/genetics/metabolism ; Proto-Oncogene Protein c-ets-2/genetics/metabolism ; Transcription Factors ; Trisomy/genetics ; Vascular Endothelial Growth Factor A/antagonists & ; inhibitors/metabolism/pharmacology ; Vascular Endothelial Growth Factor Receptor-2/metabolism
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 6
    Publication Date: 2011-11-04
    Description: Advanced age is the main risk factor for most chronic diseases and functional deficits in humans, but the fundamental mechanisms that drive ageing remain largely unknown, impeding the development of interventions that might delay or prevent age-related disorders and maximize healthy lifespan. Cellular senescence, which halts the proliferation of damaged or dysfunctional cells, is an important mechanism to constrain the malignant progression of tumour cells. Senescent cells accumulate in various tissues and organs with ageing and have been hypothesized to disrupt tissue structure and function because of the components they secrete. However, whether senescent cells are causally implicated in age-related dysfunction and whether their removal is beneficial has remained unknown. To address these fundamental questions, we made use of a biomarker for senescence, p16(Ink4a), to design a novel transgene, INK-ATTAC, for inducible elimination of p16(Ink4a)-positive senescent cells upon administration of a drug. Here we show that in the BubR1 progeroid mouse background, INK-ATTAC removes p16(Ink4a)-positive senescent cells upon drug treatment. In tissues--such as adipose tissue, skeletal muscle and eye--in which p16(Ink4a) contributes to the acquisition of age-related pathologies, life-long removal of p16(Ink4a)-expressing cells delayed onset of these phenotypes. Furthermore, late-life clearance attenuated progression of already established age-related disorders. These data indicate that cellular senescence is causally implicated in generating age-related phenotypes and that removal of senescent cells can prevent or delay tissue dysfunction and extend healthspan.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3468323/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3468323/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Baker, Darren J -- Wijshake, Tobias -- Tchkonia, Tamar -- LeBrasseur, Nathan K -- Childs, Bennett G -- van de Sluis, Bart -- Kirkland, James L -- van Deursen, Jan M -- AG13925/AG/NIA NIH HHS/ -- CA96985/CA/NCI NIH HHS/ -- P30 DK050456/DK/NIDDK NIH HHS/ -- R01 AG013925/AG/NIA NIH HHS/ -- R01 AG013925-14/AG/NIA NIH HHS/ -- R01 CA096985/CA/NCI NIH HHS/ -- R01 CA096985-10/CA/NCI NIH HHS/ -- England -- Nature. 2011 Nov 2;479(7372):232-6. doi: 10.1038/nature10600.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉Department of Pediatric and Adolescent Medicine, Mayo Clinic College of Medicine, Rochester, Minnesota 55905, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/22048312" target="_blank"〉PubMed〈/a〉
    Keywords: Adipose Tissue/cytology/drug effects/pathology ; Aging/drug effects/*physiology ; Animals ; Bone Marrow Cells/cytology/drug effects ; Cell Aging/drug effects/*physiology ; Cell Count ; Cell Cycle Proteins ; Cells, Cultured ; Cyclin-Dependent Kinase Inhibitor p16/*metabolism ; Eye/cytology/drug effects/pathology ; Female ; Gene Expression ; Genotype ; Longevity/drug effects/physiology ; Male ; Mice ; Mice, Transgenic ; Muscle, Skeletal/cytology/drug effects/pathology ; Phenotype ; Progeria/metabolism ; Protein-Serine-Threonine Kinases/metabolism ; Tacrolimus/analogs & derivatives/pharmacology ; Time Factors ; Weaning
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 7
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    Unknown
    Nature Publishing Group (NPG)
    Publication Date: 2013-10-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Baker, Monya -- England -- Nature. 2013 Oct 10;502(7470):156-8. doi: 10.1038/502156a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24108031" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Eye ; Humans ; Mice ; Models, Animal ; Neurons/cytology/physiology ; Neurosciences/*standards/trends ; Visual Cortex/cytology/*physiology ; Visual Perception/*physiology
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 8
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    Unknown
    Nature Publishing Group (NPG)
    Publication Date: 2013-01-11
    Description: 〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Baker, Monya -- England -- Nature. 2013 Jan 10;493(7431):145. doi: 10.1038/493145a.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/23302837" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Embryonic Stem Cells/cytology/immunology ; Humans ; Induced Pluripotent Stem Cells/cytology/*immunology ; Mice ; *Patient Safety ; *Stem Cell Transplantation/adverse effects ; Transplantation Immunology/*immunology
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 9
    Publication Date: 2014-04-11
    Description: The mechanisms by which mucosal homeostasis is maintained are of central importance to inflammatory bowel disease. Critical to these processes is the intestinal epithelial cell (IEC), which regulates immune responses at the interface between the commensal microbiota and the host. CD1d presents self and microbial lipid antigens to natural killer T (NKT) cells, which are involved in the pathogenesis of colitis in animal models and human inflammatory bowel disease. As CD1d crosslinking on model IECs results in the production of the important regulatory cytokine interleukin (IL)-10 (ref. 9), decreased epithelial CD1d expression--as observed in inflammatory bowel disease--may contribute substantially to intestinal inflammation. Here we show in mice that whereas bone-marrow-derived CD1d signals contribute to NKT-cell-mediated intestinal inflammation, engagement of epithelial CD1d elicits protective effects through the activation of STAT3 and STAT3-dependent transcription of IL-10, heat shock protein 110 (HSP110; also known as HSP105), and CD1d itself. All of these epithelial elements are critically involved in controlling CD1d-mediated intestinal inflammation. This is demonstrated by severe NKT-cell-mediated colitis upon IEC-specific deletion of IL-10, CD1d, and its critical regulator microsomal triglyceride transfer protein (MTP), as well as deletion of HSP110 in the radioresistant compartment. Our studies thus uncover a novel pathway of IEC-dependent regulation of mucosal homeostasis and highlight a critical role of IL-10 in the intestinal epithelium, with broad implications for diseases such as inflammatory bowel disease.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4132962/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4132962/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Olszak, Torsten -- Neves, Joana F -- Dowds, C Marie -- Baker, Kristi -- Glickman, Jonathan -- Davidson, Nicholas O -- Lin, Chyuan-Sheng -- Jobin, Christian -- Brand, Stephan -- Sotlar, Karl -- Wada, Koichiro -- Katayama, Kazufumi -- Nakajima, Atsushi -- Mizuguchi, Hiroyuki -- Kawasaki, Kunito -- Nagata, Kazuhiro -- Muller, Werner -- Snapper, Scott B -- Schreiber, Stefan -- Kaser, Arthur -- Zeissig, Sebastian -- Blumberg, Richard S -- 260961/European Research Council/International -- AI50950/AI/NIAID NIH HHS/ -- DK0034854/DK/NIDDK NIH HHS/ -- DK034854/DK/NIDDK NIH HHS/ -- DK044319/DK/NIDDK NIH HHS/ -- DK051362/DK/NIDDK NIH HHS/ -- DK053056/DK/NIDDK NIH HHS/ -- DK088199/DK/NIDDK NIH HHS/ -- DK56260/DK/NIDDK NIH HHS/ -- HL38180/HL/NHLBI NIH HHS/ -- HL59561/HL/NHLBI NIH HHS/ -- P30 DK034854/DK/NIDDK NIH HHS/ -- P30 DK052574/DK/NIDDK NIH HHS/ -- P30CA013696/CA/NCI NIH HHS/ -- P30DK52574/DK/NIDDK NIH HHS/ -- R01 DK044319/DK/NIDDK NIH HHS/ -- England -- Nature. 2014 May 22;509(7501):497-502. doi: 10.1038/nature13150. Epub 2014 Apr 6.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉1] Division of Gastroenterology, Hepatology, and Endoscopy, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA [2]. ; 1] Department of Internal Medicine I, University Medical Center Schleswig-Holstein, 24105 Kiel, Germany [2]. ; Division of Gastroenterology, Hepatology, and Endoscopy, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA. ; GI Pathology, Miraca Life Sciences, Newton, Massachusetts 02464, USA. ; Division of Gastroenterology, Washington University School of Medicine, St Louis, Missouri 63110, USA. ; Herbert Irving Comprehensive Cancer Center, Columbia University, New York, New York 10032, USA. ; Department of Medicine, Department of Infectious Diseases & Pathology, University of Florida, Gainesville, Florida 32611, USA. ; Department of Medicine II-Grosshadern, Ludwig Maximilians University, Munich 81377, Germany. ; Institute of Pathology, Ludwig Maximilians University, Munich 80337, Germany. ; Department of Pharmacology, Graduate School of Dentistry, Osaka University, Osaka 565-0871, Japan. ; Gastroenterology Division, Yokohama City University School of Medicine, Yokohama, Kanagawa 236-0027, Japan. ; Laboratory of Biochemistry and Molecular Biology, Graduate School of Pharmaceutical Sciences, Osaka University, Osaka 565-0871, Japan. ; Department of Molecular Biosciences, Faculty of Life Sciences, Kyoto Sangyo University, Motoyama, Kamigamo, Kita-ku, Kyoto 603-8555, Japan. ; Faculty of Life Sciences, University of Manchester, Manchester M13 9PL, UK. ; 1] Division of Gastroenterology, Hepatology, and Endoscopy, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA [2] Division of Pediatric Gastroenterology, Hepatology, and Nutrition, Department of Medicine, Children's Hospital Boston, Boston, Massachusetts 02115, USA. ; Department of Internal Medicine I, University Medical Center Schleswig-Holstein, 24105 Kiel, Germany. ; Division of Gastroenterology, Addenbrooke Hospital, University of Cambridge, Cambridge CB2 0QQ, UK. ; 1] Division of Gastroenterology, Hepatology, and Endoscopy, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts 02115, USA [2] Department of Internal Medicine I, University Medical Center Schleswig-Holstein, 24105 Kiel, Germany [3].〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24717441" target="_blank"〉PubMed〈/a〉
    Keywords: Animals ; Antigens, CD1d/*immunology ; Carrier Proteins/metabolism ; Colitis/immunology/pathology ; Disease Models, Animal ; Epithelial Cells/*immunology/metabolism ; Female ; HSP110 Heat-Shock Proteins/genetics/metabolism ; Humans ; Immunity, Mucosal/*immunology ; Inflammation/immunology/pathology ; Inflammatory Bowel Diseases/immunology/pathology ; Interleukin-10/genetics/*immunology ; Intestinal Mucosa/*cytology/*immunology ; Male ; Mice ; Natural Killer T-Cells/immunology/metabolism ; Oxazolone ; STAT3 Transcription Factor/metabolism
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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  • 10
    Publication Date: 2014-02-07
    Description: Vaccines prevent infectious disease largely by inducing protective neutralizing antibodies against vulnerable epitopes. Several major pathogens have resisted traditional vaccine development, although vulnerable epitopes targeted by neutralizing antibodies have been identified for several such cases. Hence, new vaccine design methods to induce epitope-specific neutralizing antibodies are needed. Here we show, with a neutralization epitope from respiratory syncytial virus, that computational protein design can generate small, thermally and conformationally stable protein scaffolds that accurately mimic the viral epitope structure and induce potent neutralizing antibodies. These scaffolds represent promising leads for the research and development of a human respiratory syncytial virus vaccine needed to protect infants, young children and the elderly. More generally, the results provide proof of principle for epitope-focused and scaffold-based vaccine design, and encourage the evaluation and further development of these strategies for a variety of other vaccine targets, including antigenically highly variable pathogens such as human immunodeficiency virus and influenza.〈br /〉〈br /〉〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4260937/" target="_blank"〉〈img src="https://static.pubmed.gov/portal/portal3rc.fcgi/4089621/img/3977009" border="0"〉〈/a〉   〈a href="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4260937/" target="_blank"〉This paper as free author manuscript - peer-reviewed and accepted for publication〈/a〉〈br /〉〈br /〉〈span class="detail_caption"〉Notes: 〈/span〉Correia, Bruno E -- Bates, John T -- Loomis, Rebecca J -- Baneyx, Gretchen -- Carrico, Chris -- Jardine, Joseph G -- Rupert, Peter -- Correnti, Colin -- Kalyuzhniy, Oleksandr -- Vittal, Vinayak -- Connell, Mary J -- Stevens, Eric -- Schroeter, Alexandria -- Chen, Man -- Macpherson, Skye -- Serra, Andreia M -- Adachi, Yumiko -- Holmes, Margaret A -- Li, Yuxing -- Klevit, Rachel E -- Graham, Barney S -- Wyatt, Richard T -- Baker, David -- Strong, Roland K -- Crowe, James E Jr -- Johnson, Philip R -- Schief, William R -- 1R01AI102766-01A1/AI/NIAID NIH HHS/ -- 1UM1AI100663/AI/NIAID NIH HHS/ -- 2T32GM007270/GM/NIGMS NIH HHS/ -- 5R21AI088554/AI/NIAID NIH HHS/ -- P01 AI094419/AI/NIAID NIH HHS/ -- P01AI094419/AI/NIAID NIH HHS/ -- P30 AI036214/AI/NIAID NIH HHS/ -- P30 AI045008/AI/NIAID NIH HHS/ -- P30AI36214/AI/NIAID NIH HHS/ -- R01 AI102766/AI/NIAID NIH HHS/ -- R21 AI088554/AI/NIAID NIH HHS/ -- T32 CA080416/CA/NCI NIH HHS/ -- T32 GM007270/GM/NIGMS NIH HHS/ -- T32CA080416/CA/NCI NIH HHS/ -- U54 AI 005714/AI/NIAID NIH HHS/ -- U54 AI057141/AI/NIAID NIH HHS/ -- UM1 AI100663/AI/NIAID NIH HHS/ -- Intramural NIH HHS/ -- England -- Nature. 2014 Mar 13;507(7491):201-6. doi: 10.1038/nature12966. Epub 2014 Feb 5.〈br /〉〈span class="detail_caption"〉Author address: 〈/span〉1] Department of Biochemistry, University of Washington, Seattle, Washington 98195, USA [2] PhD Program in Computational Biology, Instituto Gulbenkian Ciencia and Instituto de Tecnologia Quimica e Biologica, Universidade Nova de Lisboa, Oeiras 2780-157, Portugal [3] Department of Chemical Physiology, The Scripps Research Institute, La Jolla, California 92037, USA. ; The Vanderbilt Vaccine Center, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA. ; The Children's Hospital of Philadelphia Research Institute, Philadelphia, Pennsylvania 19104, USA. ; Department of Biochemistry, University of Washington, Seattle, Washington 98195, USA. ; Division of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington 98109-1024, USA. ; 1] Department of Biochemistry, University of Washington, Seattle, Washington 98195, USA [2] Department of Immunology and Microbial Science, The Scripps Research Institute, La Jolla, California 92037, USA [3] IAVI Neutralizing Antibody Center, The Scripps Research Institute, La Jolla, California 92037, USA [4] Center for HIV/AIDS Vaccine Immunology and Immunogen Discovery, The Scripps Research Institute, La Jolla, California 92037, USA. ; 1] Department of Biochemistry, University of Washington, Seattle, Washington 98195, USA [2] IAVI Neutralizing Antibody Center, The Scripps Research Institute, La Jolla, California 92037, USA [3] Center for HIV/AIDS Vaccine Immunology and Immunogen Discovery, The Scripps Research Institute, La Jolla, California 92037, USA. ; Vaccine Research Center, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland 20892, USA. ; 1] Division of Basic Sciences, Fred Hutchinson Cancer Research Center, Seattle, Washington 98109-1024, USA [2]. ; 1] Department of Immunology and Microbial Science, The Scripps Research Institute, La Jolla, California 92037, USA [2] IAVI Neutralizing Antibody Center, The Scripps Research Institute, La Jolla, California 92037, USA [3] Center for HIV/AIDS Vaccine Immunology and Immunogen Discovery, The Scripps Research Institute, La Jolla, California 92037, USA. ; 1] The Vanderbilt Vaccine Center, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA [2] Department of Pathology, Microbiology and Immunology, Vanderbilt Medical Center, Nashville, Tennessee 37232, USA [3] Department of Pediatrics, Vanderbilt Medical Center, Nashville, Tennessee 37232, USA.〈br /〉〈span class="detail_caption"〉Record origin:〈/span〉 〈a href="http://www.ncbi.nlm.nih.gov/pubmed/24499818" target="_blank"〉PubMed〈/a〉
    Keywords: Amino Acid Motifs ; Animals ; Antibodies, Monoclonal/analysis/immunology ; Antibodies, Neutralizing/analysis/immunology ; Antibodies, Viral/analysis/immunology ; Antigens, Viral/chemistry/immunology ; Crystallography, X-Ray ; *Drug Design ; Enzyme-Linked Immunosorbent Assay ; Epitopes/*chemistry/*immunology ; Macaca mulatta/immunology ; Male ; Mice ; Mice, Inbred BALB C ; Models, Molecular ; Neutralization Tests ; Protein Conformation ; *Protein Stability ; Respiratory Syncytial Virus Vaccines/*chemistry/*immunology ; Respiratory Syncytial Viruses/chemistry/immunology
    Print ISSN: 0028-0836
    Electronic ISSN: 1476-4687
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
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