哮喘是常见的过敏性呼吸道疾病，一般是因对某些外界物质的反应而致。患者呈现气管收缩，发炎及分泌过量黏液。
Asthma is a common allergic respiratory condition which involves constriction as well as inflammation of airways lined with excessive amount of mucus in response to certain triggers.
结论长期摄入过量碘诱发人群亚临床甲状腺功能低下，并使碘致性甲状腺肿患者甲状腺自身免疫反应增强。
Conclusions High iodine diet for a long period may induce subclinical hypothyroidism and enhanced the thyroid immunoreactions in human iodine induced goiter.
而烯丙基溴预处理可以使反应立体选择性从通常的生成S-型产物过量转变为R-型产物过量，优化处理条件后能使R-CHBE的e。
On the contrary, pretreating with allyl bromide could turn the stereoselectivity of this asymmetric reduction reaction from mainly producingS-CHBE to R-CHBE.
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