In this study we present 2 surgical models of hypothyroidism in male Wistar rats (n=80) based on total thyroidectomy. Animals weighing 180-200 g were randomly divided into sham-operated group and 2 experimental groups. Thyroidectomy was performed by 2 different methods: primary ligation of either thyroid artery (TE-I) or vein (TE-II). The success of the model was verified through general postoperative conditions, serum hormone levels, histological study, and neck ultrasound. Hypothyroidism was successfully reproduced in both TE-I and TE-II models. TE-I was characterized by lower intra- and post-operative mortality, while TE-II provided better surgical exposure to the key anatomical sites.
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Translated from Byulleten’ Eksperimental’noi Biologii i Meditsiny, Vol. 173, No. 6, pp. 788-795, June, 2022
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Xie, L.J., You, Q., Zhou, S.Z. et al. Hypothyroidism Modeling in Wistar Rats: Comparison of Two Surgical Methods. Bull Exp Biol Med 173, 794–800 (2022). https://doi.org/10.1007/s10517-022-05634-9
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DOI: https://doi.org/10.1007/s10517-022-05634-9