目的探讨了血清可溶性白细胞介素-2受体（SIL-2R）和半胱氨酰白三烯（LTS）水平在支气管肺炎患儿治疗前后的变化及意义。

Objective To investigate the significance of changes of serum SIL-2R and cysteine LTS levels after treatment in pediatric patients with bronchopneumonia.

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花生四烯酸代谢产物白三烯B_4与炎症及过敏反应中白细胞的各种活动密切相关。筛选有效的白三烯B_4抑制荆可为临床提供抗炎抗过敏反应的一代新药。

LTB4 is one of the metabolites of arachidonic acid via 5-Hpoxygenase pathway. lt is a potent inflammatory mediator and is related to actions of leukocytes in hypersensitive reactions.

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