In vitro induction of T regulatory cells by a methylated CpG DNA sequence in humans: Potential therapeutic applications in allergic and autoimmune diseases. (Record no. 3645)

MARC details
000 -LEADER
fixed length control field 04976nam a22005777a 4500
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
fixed length control field 180818s20182018 xxu||||| |||| 00| 0 eng d
022 ## - INTERNATIONAL STANDARD SERIAL NUMBER
International Standard Serial Number 1088-5412
024 ## - OTHER STANDARD IDENTIFIER
Standard number or code 10.2500/aap.2018.39.4113 [doi]
040 ## - CATALOGING SOURCE
Original cataloging agency Ovid MEDLINE(R)
099 ## - LOCAL FREE-TEXT CALL NUMBER (OCLC)
PMID 29490770
245 ## - TITLE STATEMENT
Title In vitro induction of T regulatory cells by a methylated CpG DNA sequence in humans: Potential therapeutic applications in allergic and autoimmune diseases.
251 ## - Source
Source Allergy & Asthma Proceedings. 39(2):143-152, 2018 Mar 01.
252 ## - Abbreviated Source
Abbreviated source Allergy Asthma Proc. 39(2):143-152, 2018 Mar 01.
253 ## - Journal Name
Journal name Allergy and asthma proceedings
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Year 2018
260 ## - PUBLICATION, DISTRIBUTION, ETC.
Manufacturer FY2018
266 ## - Date added to catalog
Date added to catalog 2018-08-16
520 ## - SUMMARY, ETC.
Abstract BACKGROUND: Allergic and autoimmune diseases comprise a group of inflammatory disorders caused by aberrant immune responses in which CD25+ Forkhead box P3-positive (FOXP3+) T regulatory (Treg) cells that normally suppress inflammatory events are often poorly functioning. This has stimulated an intensive investigative effort to find ways of increasing Tregs as a method of therapy for these conditions. One such line of investigation includes the study of how ligation of Toll-like receptors (TLRs) by CpG oligonucleotides (ODN) results in an immunostimulatory cascade that leads to induction of T-helper (Th) type 1 and Treg-type immune responses.
520 ## - SUMMARY, ETC.
Abstract CONCLUSION: The use of this methylated CpG ODN offers a broad clinical application as a novel therapeutic method for Treg induction and, because of its low cost and small size, should facilitate delivery via nasal, respiratory, gastrointestinal routes, and/or by injection, routes of administration important for vaccine delivery to target sites responsible for respiratory, gastrointestinal, and systemic forms of allergic and autoimmune disease.
520 ## - SUMMARY, ETC.
Abstract METHODS: Lymphoproliferative responses of peripheral blood mononuclear cells from four healthy subjects or nine subjects with systemic lupus erythematosus to CT-DNA or phytohemagglutinin (PHA) was measured by tritiated thymidine ([3H]-TdR) incorporation expressed as a stimulation index. Mechanisms of immunosuppressive effects of CT-DNA were evaluated by measurement of the degree of inhibition to lymphoproliferative responses to streptokinase-streptodornase, phytohemagglutinin (PHA), concanavalin A (Con A), pokeweed mitogen (PWM), or alloantigens by a Con A suppressor assay. The effects of CpG methylation on induction of FoxP3 expression in human T cells were measured by comparing inhibitory responses of synthetic methylated and nonmethylated 8-mer CpG ODN sequences by using cell sorting, in vitro stimulation, and suppressor assay.
520 ## - SUMMARY, ETC.
Abstract OBJECTIVE: The present study investigated the mechanisms by which calf thymus mammalian double-stranded DNA (CT-DNA) and a synthetic methylated DNA CpG ODN sequence suppress in vitro lymphoproliferative responses to antigens, mitogens, and alloantigens when measured by [3H]-thymidine incorporation and promote FoxP3 expression in human CD4+ T cells in the presence of transforming growth factor (TGF) beta and interleukin-2 (IL-2).
520 ## - SUMMARY, ETC.
Abstract RESULTS: Here, we showed that CT-DNA and a synthetic methylated DNA 8-mer sequence could suppress antigen-, mitogen-, and alloantigen-induced lymphoproliferation in vitro when measured by [3H]-thymidine. The synthetic methylated DNA CpG ODN but not an unmethylated CpG ODN sequence was shown to promote FoxP3 expression in human CD4+ T cells in the presence of TGF beta and IL-2. The induction of FoxP3+ suppressor cells is dose dependent and offers a potential clinical therapeutic application in allergic and autoimmune and inflammatory diseases.
546 ## - LANGUAGE NOTE
Language note English
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element *CD4-Positive T-Lymphocytes/im [Immunology]
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Topical term or geographic name entry element *DNA/im [Immunology]
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Topical term or geographic name entry element *Immunotherapy/mt [Methods]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element *Lupus Erythematosus, Systemic/im [Immunology]
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Topical term or geographic name entry element *T-Lymphocytes, Regulatory/im [Immunology]
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Topical term or geographic name entry element Animals
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Topical term or geographic name entry element Cattle
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Topical term or geographic name entry element Cell Proliferation
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Topical term or geographic name entry element Cells, Cultured
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element CpG Islands/ge [Genetics]
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Topical term or geographic name entry element DNA Methylation/im [Immunology]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element DNA/ge [Genetics]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Forkhead Transcription Factors/me [Metabolism]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Humans
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Hypersensitivity/im [Immunology]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Hypersensitivity/th [Therapy]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Immunosuppression
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Isoantigens/im [Immunology]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Lupus Erythematosus, Systemic/th [Therapy]
650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element Lymphocyte Activation
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Topical term or geographic name entry element Transforming Growth Factor beta/me [Metabolism]
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Institution MedStar Health Research Institute
657 ## - INDEX TERM--FUNCTION
Medline publication type Journal Article
700 ## - ADDED ENTRY--PERSONAL NAME
Local Authors Umans, Jason G
790 ## - Authors
All authors Bellanti JA, Brown ML, Chen W, Lawless OJ, Sandberg K, Umans JG, Wang J, Wang K, Zheng SG, Zhou L
856 ## - ELECTRONIC LOCATION AND ACCESS
DOI <a href="https://dx.doi.org/10.2500/aap.2018.39.4113">https://dx.doi.org/10.2500/aap.2018.39.4113</a>
Public note https://dx.doi.org/10.2500/aap.2018.39.4113
942 ## - ADDED ENTRY ELEMENTS (KOHA)
Koha item type Journal Article
Item type description Article
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          MedStar Authors Catalog MedStar Authors Catalog 08/16/2018   29490770 29490770 08/16/2018 08/16/2018 Journal Article

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