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Graves' Disease I: Introduction

Graves' Disease I: Introduction

Graves' disease is an autoimmune disorder that causes hyperthyroidism, or overactivity of the thyroid gland. It results from autoantibodies called thyroid-stimulating immunoglobulins (TSIs), which bind to thyroid-stimulating hormone (TSH) receptors, leading to overstimulation of hormone production and a hypermetabolic state.EtiologyAlthough considered idiopathic, Graves’ disease has well-established contributing factors. There is a strong genetic component, with increased prevalence in...

Graves Disease II: Pathophysiology

Graves Disease II: Pathophysiology

Graves’ disease is an autoimmune disorder characterized by the production of thyroid-stimulating immunoglobulins (TSI) that activate TSH receptors, leading to excessive synthesis and release of thyroid hormones (T3 and T4) and resulting in hyperthyroidism.Among all causes of hyperthyroidism, Graves’ disease is the most common and can happen at any age, though it is more frequent in women. It produces a hypermetabolic state with features such as weight loss, tachycardia, tremor, and heat...

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Related Experiment Video

Updated: May 22, 2026

Interrogating Individual Autoreactive Germinal Centers by Photoactivation in a Mixed Chimeric Model of Autoimmunity

Interrogating Individual Autoreactive Germinal Centers by Photoactivation in a Mixed Chimeric Model of Autoimmunity

Published on: April 11, 2019

Microchimerism in graves' disease.

Juan C Galofré¹

¹Department of Endocrinology and Nutrition, University Clinic of Navarra, University of Navarra, Pio XII 36, 31080 Pamplona, Spain.

Journal of Thyroid Research

|May 12, 2012

Summary

Microchimerism, the presence of cells between individuals, is linked to autoimmune diseases. Fetal cells in the mother's thyroid may influence Graves' disease during and after pregnancy.

Area of Science:

Immunology
Reproductive Biology
Endocrinology

Background:

Microchimerism involves cells from one individual residing in another.
Pregnancy facilitates natural microchimerism via bidirectional cell transfer between mother and fetus.
The role of pregnancy-related microchimerism in autoimmune disease development is an active research area.

Purpose of the Study:

To investigate the potential link between fetal microchimerism and autoimmune diseases, specifically Graves' disease.
To explore the significance of intrathyroidal fetal microchimerism in the context of Graves' disease.

Main Methods:

Review of existing literature on microchimerism and autoimmune diseases.
Analysis of studies demonstrating fetal microchimeric cells in thyroid glands of patients with Graves' disease.

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Main Results:

A significant number of fetal microchimeric cells have been found in the thyroid glands of patients with Graves' disease.
This finding suggests a potential mechanism for how fetal microchimerism influences Graves' disease.

Conclusions:

Intrathyroidal fetal microchimerism is a compelling candidate for modulating Graves' disease.
Further research is warranted to understand the precise mechanisms and implications during pregnancy and postpartum.