[Insulin autoantibodies and insulin-induced antibodies in children with insulin-dependent diabetes]
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Updated: Oct 29, 2026

Extraction of Tissue Antigens for Functional Assays
Published on: September 10, 2012
M P Bridel1, N Tubiana-Rufi, C Levy-Marchal
1Service de Diabétologie, Hôpital Robert-Debré, Paris, France.
Insights
In diabetic children on human insulin, anti-insulin antibodies develop quickly. Pre-existing insulin autoantibodies do not affect the development of these antibodies during treatment.
Area of Science:
- Pediatric Endocrinology
- Immunology
- Diabetes Mellitus Research
Context:
- Human insulin therapy is standard for type 1 diabetes in children.
- Early development of insulin antibodies can impact treatment efficacy.
- Understanding antibody kinetics is crucial for optimizing pediatric diabetes management.
Purpose:
- To investigate the temporal development of insulin antibodies in children with diabetes undergoing human insulin therapy.
- To assess the influence of pre-existing insulin autoantibodies on the subsequent development of insulin-binding antibodies.
Summary:
- Anti-insulin antibodies were measured in 16 children (4-13 years) over 9 months of human insulin treatment.
- Insulin autoantibodies were present at diagnosis in 11 children; all children developed insulin antibodies within 2 months.
- Antibody development was rapid and frequent, irrespective of baseline insulin autoantibody status.
Impact:
- This study highlights the rapid immunogenicity of human insulin in pediatric patients.
- Findings suggest that routine monitoring for insulin antibodies may be warranted in children starting human insulin therapy.
- The study provides insights into the immunologic response to insulin therapy in a vulnerable pediatric population.
Aim Of The Study:
The aim was to study the time course of development of insulin antibodies during the first months of treatment in diabetic children, under human insulin therapy, and to see whether the presence of insulin autoantibodies influenced the subsequent binding to insulin.
Methods:
Anti-insulin antibodies were measured using a radio-binding assay in 16 diabetic children, aged 4-13 years, before the first insulin injection and at regular intervals until the 9th month of treatment.
Results:
Insulin autoantibodies were detected in 11 out of the 16 children at the time of diagnosis. Binding to insulin increased significantly after one month of treatment in these children, and after 2 months in the children with no insulin autoantibodies at diagnosis. After 2 months insulin therapy, all the children demonstrated antibodies against insulin. Insulin binding at 9 months was not correlated to the baseline values. Anti-insulin antibodies develop rapidly and frequently under human insulin, and are not influenced by the presence of insulin autoantibodies.
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