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REVIEW article

Front. Endocrinol.

Sec. Thyroid Endocrinology

Volume 16 - 2025 | doi: 10.3389/fendo.2025.1572997

Homocysteine and thyroid diseases

Provisionally accepted
  • 1Department of Endocrinology and Metabology, The First Affiliated Hospital of Shandong First Medical University, Shandong Provincial Qianfoshan Hospital, Jinan, Shandong Province, China
  • 2College of First Clinical Medicine, Shandong University of Traditional Chinese Medicine, Jinan, Shandong Province, China

The final, formatted version of the article will be published soon.

Homocysteine (Hcy) is an important intermediate product in methionine metabolism which plays a key role in the methylation of DNA, RNA and proteins.High level of Hcy can induce endothelial cell damage, promote the release of inflammatory factors, stimulate oxidative stress and inhibit the fibrinolytic system.Numerous studies have confirmed the close relationship between hyperhomocysteinemia (HHcy) and the occurrence/development of various diseases such as cardiovascular diseases, neurological disorders, thrombotic diseases, and tumors. With the rising incidence of thyroid diseases, the relationship between Hcy and thyroid diseases has attracted widespread attention. It has been found that HHcy may be directly or indirectly associated with the development of hypothyroidism, but the findings with hyperthyroidism, chronic lymphocytic thyroiditis and reduced thyroid hormone sensitivity are controversial. This article reviews the research progress of Hcy and thyroid diseases, with a view to providing new ideas for the prevention and clinical treatment of diseases.

Keywords: Homocysteine, Hyperhomocysteinemia, Hypothyroidism, Hyperthyroidism, MTHFR

Received: 08 Feb 2025; Accepted: 25 Jun 2025.

Copyright: © 2025 Cui, Wang, Li, Liu, Wang and Zhao. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence:
Haipeng Wang, College of First Clinical Medicine, Shandong University of Traditional Chinese Medicine, Jinan, 250011, Shandong Province, China
Junyu Zhao, Department of Endocrinology and Metabology, The First Affiliated Hospital of Shandong First Medical University, Shandong Provincial Qianfoshan Hospital, Jinan, 250014, Shandong Province, China

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