Current cases in which epitope mimicry is considered as a component cause of autoimmune disease: immune-mediated (type 1) diabetes

2000 ◽  
Vol 57 (4) ◽  
pp. 534-541 ◽  
Author(s):  
A. Kukreja ◽  
N. K. Maclaren*
Diabetes ◽  
2019 ◽  
Vol 68 (Supplement 1) ◽  
pp. 1671-P
Author(s):  
KIMBER SIMMONS ◽  
SUSAN GEYER ◽  
DIANE K. WHERRETT ◽  
HEBA M. ISMAIL ◽  
MARKUS LUNDGREN ◽  
...  

2012 ◽  
Vol 2012 ◽  
pp. 1-9 ◽  
Author(s):  
Gerry K. Schwalfenberg

This paper looks at the environmental role of vitamin D and solar radiation as risk reduction factors in autoimmune disease. Five diseases are considered: multiple sclerosis, type 1 diabetes, rheumatoid arthritis, autoimmune disease of the thyroid, and inflammatory bowel disease. Clinical relevant studies and factors that may indicate evidence that autoimmune disease is a vitamin D-sensitive disease are presented. Studies that have resulted in prevention or amelioration of some autoimmune disease are discussed. An example of the utility of supplementing vitamin D in an unusual autoimmune disease, idiopathic thrombocytic purpura, is presented.


Author(s):  
Nasim Samandari ◽  
Aashiq H Mirza ◽  
Simranjeet Kaur ◽  
Philip Hougaard ◽  
Lotte Broendum Nielsen ◽  
...  

The objective of this study was to identify circulating miRNAs affected by disease duration in newly diagnosed children with type 1 diabetes. Forty children and adolescents from The Danish Remission Phase Cohort were followed with blood samples drawn at 1, 3, 6, 12 and 60 months after diagnosis. Pancreatic autoantibodies were measured at each visit. Cytokines were measured only the first year. miRNA expression profiling was performed by RT-qPCR and quantified for 179 human plasma miRNAs. The effect of disease duration was analyzed by mixed models for repeated measurements, adjusted for sex and age. Eight miRNAs (hsa-miR-10b-5p, hsa-miR-17-5p, hsa-miR-30e-5p, hsa-miR-93-5p, hsa-miR-99a-5p, hsa-miR-125b-5p, hsa-miR-423-3p and hsa-miR-497-5p) were found to significantly change expression (adjusted p-value < 0.05) with disease progression. Three pancreatic autoantibodies ICA, IA-2A, GADA65 and 4 cytokines IL-4, IL-10, IL-21, IL-22 were associated with the miRNAs at different time points. Pathway analysis revealed association with various immune-mediated signaling pathways. Eight miRNAs, involved in immunological pathways changed expression levels during the first five years after diagnosis in children with type 1 diabetes, and were associated with variations in cytokine and pancreatic antibodies, suggesting a possible effect on the immunological processes in the early phase of the disease.


2015 ◽  
Vol 18 (2-3) ◽  
pp. 65-71
Author(s):  
Alina Gabriela Dutu ◽  
◽  
Silviu Albu ◽  

Type 1 diabetes mellitus is considered an autoimmune disease mediated by Th1 lymphocytes, while allergic diseases are characterized by Th2-mediated immune response. Their incidence is rising in developed countries and the interaction between autoimmune and atopic diseases has been a subject of interest for decades. There are many controversies about the association or mutual exclusion of these diseases, but classical paradigm based on the assumption that diseases mediated by Th1 and Th2 should be mutually exclusive, has been revised considering both the role of regulatory T cells Threg, and the environmental factors involved. The aim of this review is to investigate the association of allergic diseases (rhinitis, asthma, dermatitis) in patient diagnosed with type 1 diabetes mellitus. The studies that attempted to shed light on this topic had surprisingly varied results. These ranged from statistically significant proof of an inverse association between an autoimmune disease and one or several atopic ones to other implying positive associations. Although up to now studies on this subject present seemingly discordant results, each attempt raises new questions and sheds light on new factors involved in the interaction of these diseases. They present much needed stepping stones for future studies to learn from and adapt.


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