On the 18th day of embryo, there were PAS positive colloids in the follicle lumens and the mature thyroid follicles were formed.
滤泡腔内出现PAS反应阳性胶体，成熟的甲状腺滤泡结构基本形成。
METHOD Radioimmunoassay was employed to observe changes in thyroid hormone of rabbits with fracture and optical microscope was used to observe the thyroid and analyse the thyroid follicle.
方法采用放射免疫法分期分组观察骨折家兔甲状腺激素的变化，并结合光镜观察甲状腺体、图像分析甲状腺滤泡。
The height of epithelium, the diameter of follicle, the contents of glue and the morphology of ultra-structure of thyroid in Zn-supplementation groups were similar to that in control group.
补碘及补碘补锌组甲状腺细胞高度、滤泡直径、胶质含量和超微结构与对照组相一致。
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