Oxidant/antioxidant balance in patients with thyroid cancer

Autor: Melih Akinci, Funda Kosova, Bahadir Çetin, Aylin Sepici, Nilgün Altan, Sebahattin Aslan, Abdullah Çetin
Jazyk: angličtina
Rok vydání: 2008
Předmět:
Zdroj: Acta Cirúrgica Brasileira, Vol 23, Iss 6, Pp 551-554 (2008)
Druh dokumentu: article
ISSN: 0102-8650
1678-2674
DOI: 10.1590/S0102-86502008000600013
Popis: PURPOSE: To compare the antioxidant enzyme activities of superoxide dismutase (SOD), glutathione peroxidase (GSH-Px) and the levels of lipid peroxidation product malondialdehyde (MDA) in blood samples of thyroid cancer patients compared to healthy controls. METHODS: 43 control subjects (mean age 44±13 years) and 43 patients (43±13 years) presented with multinodular goiter whose fine needle aspiration revealed malignant cytology were included into this study. The SOD, MDA and GSH-Px activities were measured in control subjects, and before/20 days after thyroidectomy in thyroid cancer patients. RESULTS: SOD activities of pre-thyroidectomy, post-thyroidectomy and control groups were not different (p>0.05). Before thyroidectomy GSH-Px activities were lower (p
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