AUTOIMMUNITY
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AUTOIMMUNITY
Pathology, Diagnosis and Therapies
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Scooped by Gilbert C FAURE
January 7, 2015 2:37 PM
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Public Release: 5-Jan-2015 New study challenges link between HLA class I ... - EurekAlert (press release)

Public Release: 5-Jan-2015 New study challenges link between HLA class I ... - EurekAlert (press release) | AUTOIMMUNITY | Scoop.it
Investigators have suggested that HLA hyperexpression may be an important first step in the development of type 1 diabetes.
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Suggested by Société Francaise d'Immunologie
January 6, 2015 3:54 PM
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Antigen Recognition in the Islets Changes with Progression of Autoimmune Islet Infiltration [AUTOIMMUNITY]

In type 1 diabetes, the pancreatic islets are an important site for therapeutic intervention because immune infiltration of the islets is well established at diagnosis.
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Scooped by Gilbert C FAURE
December 30, 2014 11:33 AM
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JCI - Anti-thymocyte globulin/G-CSF treatment preserves β cell function in patients with established type 1 diabetes

RT @jclinicalinvest: Immunomodulatory agents preserve beta cells in type 1 diabetes patients http://t.co/GcCU8G5XMx #ClinicalMedicine #Cl… …
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Scooped by Gilbert C FAURE
December 21, 2014 6:21 AM
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Targeting innate immunity for treatment of Type 1 diabetes. - PubMed - NCBI

Immunotherapy. 2014 Dec;6(12):1239-42. doi: 10.2217/imt.14.96.
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Scooped by Gilbert C FAURE
December 19, 2014 1:50 PM
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Targeting innate immunity for treatment of Type 1 diabetes, Immunotherapy, Future Medicine

Targeting innate immunity for treatment of Type 1 diabetes, Immunotherapy, Future Medicine | AUTOIMMUNITY | Scoop.it
Targeting innate immunity for treatment of Type 1 diabetes - Immunotherapy December 2014, Vol. 6, No. 12, Pages 12... http://t.co/5xUyr12Jtk
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Scooped by Gilbert C FAURE
December 13, 2014 4:42 AM
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JCI - Welcome

JCI - Welcome | AUTOIMMUNITY | Scoop.it
#FirstAuthorPerspective w/Rupert Kenefeck on "Follicular helper T cell signature in type 1 diabetes." http://t.co/8hlZSuIzdz #Immunology
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Scooped by Gilbert C FAURE
November 26, 2014 2:16 PM
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Role of Type 1 diabetes associated SNPs on risk of autoantibody positivity in the TEDDY Study

RT @NatureRevEndo: New #genetic risk factors for autoantibody positivity identified in patients with #T1DM http://t.co/kWDPO4Nj03 #diabete…
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Scooped by Gilbert C FAURE
November 24, 2014 2:06 PM
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Fatty fish consumption and risk of latent autoimmune diabetes in adults - Nature.com

Fatty fish consumption and risk of latent autoimmune diabetes in adults - Nature.com | AUTOIMMUNITY | Scoop.it
Nutrition & Diabetes is a peer-reviewed, open access online journal publishing clinical, metabolic, genetic and epidemiological studies that describe methodologies, mechanisms, and associations in relation to diabetes and nutrition-related diseases...
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Scooped by Gilbert C FAURE
November 11, 2014 2:21 PM
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Approved therapy tested on autoimmune diseases - Futurity

Approved therapy tested on autoimmune diseases - Futurity | AUTOIMMUNITY | Scoop.it
A new way to treat autoimmune diseases such as type-1 diabetes and multiple sclerosis is showing promising early results.
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Scooped by Gilbert C FAURE
October 29, 2014 7:21 AM
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Wayne State Research Funded by NIH May Develop Next Generation of ... - Newswise (press release)

A major barrier to treating autoimmune diseases such as Type 1 diabetes is the lack of methods to deliver the therapeutics to specific sites such as the lymph nodes.
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Scooped by Gilbert C FAURE
October 26, 2014 3:02 PM
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Rates of type 1 diabetes increase significantly among non-Hispanic white youth

Rates of type 1 diabetes increase significantly among non-Hispanic white youth | AUTOIMMUNITY | Scoop.it
The rate of non-Hispanic white youth diagnosed with type 1 diabetes increased significantly from 2002 to 2009 in all but the youngest age group of children, according to a new study published today in the journal Diabetes.
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Scooped by Gilbert C FAURE
October 22, 2014 2:42 PM
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Antibody-Validated Proteins in Inflamed Islets of ... [PLoS One. 2014] - PubMed - NCBI

of fulminant type 1 diabetes profiled by laser-capture microdissection followed by mass spectrometry.

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Suggested by Société Francaise d'Immunologie
October 21, 2014 2:49 PM
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Opposing Effects of CTLA4 Insufficiency on Regulatory versus Conventional T Cells in Autoimmunity Converge on Effector Memory in Target Tissue [AUTOIMMUNITY]

Quantitative variations in CTLA4 expression, because of genetic polymorphisms, are associated with various human autoimmune conditions, including type 1 diabetes (T1D).
Krishan Maggon 's curator insight, October 21, 2014 3:24 PM

September 22, 2014  

doi:10.4049/jimmunol.1400876

The Journal of ImmunologyNovember 1, 2014vol. 193 no. 9 4368-4380

Opposing Effects of CTLA4 Insufficiency on Regulatory versus Conventional T Cells in Autoimmunity Converge on Effector Memory in Target TissuePriyadharshini Devarajan*, Jason Miska*,1, Jen Bon Lui*, Dominika Swieboda* andZhibin Chen*,†

+Author Affiliations

*Department of Microbiology and Immunology, University of Miami Miller School of Medicine, Miami, FL 33136; and†Diabetes Research Institute, University of Miami Miller School of Medicine, Miami, FL 33136

+Author Notes

↵1 Current address: Department of Medicine, University of Chicago, Chicago, IL.

Address correspondence and reprint requests to Dr. Zhibin Chen, Department of Microbiology and Immunology, University of Miami Miller School of Medicine, RMSB 3035, 1600 Northwest 10th Avenue, Miami, FL 33136. E-mail address: zchen@med.miami.edu
Remi Creusot's curator insight, January 21, 2015 4:53 PM

Reduced CTLA-4 expression in a mouse with susceptible MHC but otherwise resistant according to other genes (the B6-g7 mouse) is sufficient to induce T1D in about 1/3 of the mice. CTLA-4 polymorphism is found in a number of subjects with T1D or a number of other autoimmune conditions...

Scooped by Gilbert C FAURE
January 6, 2015 3:58 PM
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Zinc transporter 8 (ZnT8) autoantibody epitope specificity and affinity examined with recombinant ZnT8 variant proteins in specific ZnT8R and ZnT8W autoantibody-positive type 1 diabetes patients - ...

Zinc transporter 8 (ZnT8) autoantibody epitope specificity and affinity examined with recombinant ZnT8 variant proteins in specific ZnT8R and ZnT8W autoantibody-positive type 1 diabetes patients - ... | AUTOIMMUNITY | Scoop.it
Zinc transporter 8 (ZnT8) autoantibody epitope specificity and affinity examined with recombinant ZnT8 variant... http://t.co/3Ayt628Gym
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Rescooped by Gilbert C FAURE from Mucosal Immunity
January 6, 2015 2:37 PM
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Autoimmunity & Gut Microbiome Research: A Very Thorough Overview

Autoimmunity & Gut Microbiome Research: A Very Thorough Overview | AUTOIMMUNITY | Scoop.it
Research on the gut microbiome and autoimmune diseases such as RA, MS, type 1 diabetes and IBD has exploded. Here, we review and analyze what it all means.
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Suggested by Société Francaise d'Immunologie
December 27, 2014 2:10 PM
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Th1/Th17 Plasticity Is a Marker of Advanced {beta} Cell Autoimmunity and Impaired Glucose Tolerance in Humans [AUTOIMMUNITY]

Upregulation of IL-17 immunity and detrimental effects of IL-17 on human islets have been implicated in human type 1 diabetes. In animal models, the plasticity of Th1/Th17 cells contributes to the development of autoimmune diabetes.
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Scooped by Gilbert C FAURE
December 20, 2014 4:21 AM
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Autoimmunity associated genes encode exceptionally unstable proteins | UTokyo Research

Autoimmunity associated genes encode exceptionally unstable proteins | UTokyo Research | AUTOIMMUNITY | Scoop.it
Researchers at the University of Tokyo have revealed that immune genes associated with susceptibilit
Gilbert C FAURE's insight:

In this study, the research group of then-Assistant Professor Hiroko Miyadera and Professor Katsushi Tokunaga at the Graduate School of Medicine, the University of Tokyo, profiled protein stability of diverse HLA allele products and found that HLA alleles (variations in a gene) that are associated with susceptibility to type 1 diabetes encoded extremely unstable HLA proteins.

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Scooped by Gilbert C FAURE
December 15, 2014 12:08 PM
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Expression of Human Leukocyte Antigen Class I in Endocrine and Exocrine Pancreatic Tissue at Onset of Type 1 Diabetes - The American Journal of Pathology

Expression of Human Leukocyte Antigen Class I in Endocrine and Exocrine Pancreatic Tissue at Onset of Type 1 Diabetes - The American Journal of Pathology | AUTOIMMUNITY | Scoop.it
Expression of Human Leukocyte Antigen Class I in Endocrine and Exocrine Pancreatic Tissue at Onset of ... http://t.co/g3kGqTMeVc via AJP
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Scooped by Gilbert C FAURE
December 3, 2014 8:46 AM
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Islet transplantation for Type 1 diabetes: where are we now?, Expert Review of Clinical Immunology, Informa Healthcare

Islet transplantation for Type 1 diabetes: where are we now?, Expert Review of Clinical Immunology, Informa Healthcare | AUTOIMMUNITY | Scoop.it
Islet transplantation for Type 1 diabetes: where are we now?: Expert Review of Clinical Immunology, Ahead of P... http://t.co/gPp384AagT
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Scooped by Gilbert C FAURE
November 26, 2014 2:15 PM
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Infant Feeding in Relation to Islet Autoimmunity and Type 1 Diabetes in Genetically Susceptible Children: The MIDIA Study

Infant Feeding in Relation to Islet Autoimmunity and Type 1 Diabetes in Genetically Susceptible Children: MIDIA Study http://t.co/csN3FFwN1E
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Scooped by Gilbert C FAURE
November 23, 2014 1:13 PM
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Mortality in Type 1 Diabetes

Mortality in Type 1 Diabetes | AUTOIMMUNITY | Scoop.it
There are moments during every physician’s day when she or he gives medical advice based on well-established evidence– “The data show that starting medication A for this disease will reduce the risk of death by 20%.”   There are also moments when...
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Scooped by Gilbert C FAURE
November 9, 2014 2:54 PM
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TLR2 and Dectin 1-associated innate immune response modulates T cel... - PubMed - NCBI

Diabetes. 2014 Nov 5. pii: DB_141145. [Epub ahead of print]
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Rescooped by Gilbert C FAURE from Multiple sclerosis New Drugs Review
October 28, 2014 3:08 PM
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Insulin‐like growth factor‐1 stimulates regulatory T cells and suppresses autoimmune disease

Insulin‐like growth factor‐1 stimulates regulatory T cells and suppresses autoimmune disease | AUTOIMMUNITY | Scoop.it
Abstract

The recent precipitous rise in autoimmune diseases is placing an increasing clinical and economic burden on health systems worldwide. Current therapies are only moderately efficacious, often coupled with adverse side effects. Here, we show that recombinant human insulin-like growth factor-1 (rhIGF-1) stimulates proliferation of both human and mouse regulatory T (Treg) cells in vitro and when delivered systemically via continuous minipump, it halts autoimmune disease progression in mouse models of type 1 diabetes (STZ and NOD) and multiple sclerosis (EAE) in vivo. rhIGF-1 administration increased Treg cells in affected tissues, maintaining their suppressive properties. Genetically, ablation of the IGF-1 receptor specifically on Treg cell populations abrogated the beneficial effects of rhIGF-1 administration on the progression of multiple sclerotic symptoms in the EAE model, establishing a direct effect of IGF-1 on Treg cell proliferation. These results establish systemically delivered rhIGF-1 as a specific, effective stimulator of Treg cell action, underscoring the clinical feasibility of manipulating natural tolerance mechanisms to suppress autoimmune disease.


Via Krishan Maggon
Krishan Maggon 's curator insight, October 28, 2014 2:38 AM
Insulin like Growth factor 1 could suppress activated immune system in multiple sclerosis, slow down myelin destruction and delay disease progression. Active in EAE model, next step clinical trials.

open access
EMBO Mol Med. 2014 Oct 22. pii: e201303376. doi: 10.15252/emmm.201303376. [Epub ahead of print]Insulin-like growth factor-1 stimulates regulatory T cells and suppresses autoimmune disease.Bilbao D1, Luciani L2, Johannesson B2, Piszczek A2, Rosenthal N3.
Scooped by Gilbert C FAURE
October 26, 2014 2:46 PM
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The Dual Role of Scavenger Receptor Class A in Development of Diabetes in Autoimmune NOD Mice

The Dual Role of Scavenger Receptor Class A in Development of Diabetes in Autoimmune NOD Mice | AUTOIMMUNITY | Scoop.it
by Mami Shimizu, Hisafumi Yasuda, Kenta Hara, Kazuma Takahashi, Masao Nagata, Koichi Yokono
Human type 1 diabetes is an autoimmune disease that results from the autoreactive destruction of pancreatic β cells by T cells.
Gilbert C FAURE's insight:

In conclusion, our studies demonstrated that diabetes progression was suppressed in SR-A−/− NOD mice and that acceleration of diabetes development could be induced in young mice by poly(I:C) treatment even in SR-A−/− NOD mice. These results suggest that SR-A on antigen presenting cells such as dendritic cells may play an unfavorable role in the steady state and a protective role in a mild infection. Our findings imply that SR-A may be an important target for improving therapeutic strategies for type 1 diabetes.

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Suggested by Société Francaise d'Immunologie
October 21, 2014 2:50 PM
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HLA-DR4-Associated T and B Cell Responses to Specific Determinants on the IA-2 Autoantigen in Type 1 Diabetes [CLINICAL AND HUMAN IMMUNOLOGY]

Autoantibodies to IA-2 in type 1 diabetes are associated with HLA-DR4, suggesting influences of HLA-DR4–restricted T cells on IA-2–specific B cell responses.
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