學習快評丨色五月丁香五月综合五月
2025-03-23 13:51:29 來源:新華網
原標題：色五月丁香五月综合五月
嬰??(ying)幼??(you)兒??(er)期??(qi)(0～3歲??(sui))??，新??(xin)生??(sheng)兒??(er)免??(mian)疫??(yi)系??(xi)統(tǒng)?(tong)像??(xiang)一??(yi)支??(zhi)未?(wei)經??(jing)實??(shi)戰(zhàn)?(zhan)的??(de)“新??(xin)兵??(bing)部??(bu)隊??(dui)”??，先??(xian)天??(tian)性??(xing)免??(mian)疫??(yi)(如??(ru)中?(zhong)性??(xing)粒??(li)細??(xi)胞??(bao)、巨??(ju)噬??(shi)細??(xi)胞??(bao))活??(huo)性??(xing)高??(gao)??，但??(dan)皮??(pi)膚??(fu)、黏??(nian)膜??(mo)屏??(ping)障??(zhang)薄??(bo)弱??(ruo)??，易??(yi)受??(shou)病?(bing)毒??(du)(如??(ru)呼??(hu)吸??(xi)道??(dao)合?(he)胞?(bao)病??(bing)毒??(du)、輪??(lun)狀??(zhuang)病??(bing)毒??(du))侵??(qin)襲??(xi)??。??此??(ci)時??(shi)主??(zhu)要?(yao)依??(yi)賴??(lai)母??(mu)體??(ti)通??(tong)過?(guo)胎??(tai)盤??(pan)和??(he)母??(mu)乳??(ru)傳??(chuan)遞??(di)的??(de)抗??(kang)體??(ti)(如??(ru)IgG、IgA)提??(ti)供??(gong)保??(bao)護??(hu)??。 人??(ren)體??(ti)由??(you)兩??(liang)支??(zhi)精??(jing)銳??(rui)部??(bu)隊??(dui)——先??(xian)天??(tian)性??(xing)免??(mian)疫??(yi)和??(he)適??(shi)應?(ying)性?(xing)免??(mian)疫??(yi)組??(zu)成??(cheng)??。?它??(ta)們??(men)分??(fen)工??(gong)明??(ming)確??(que)、協(xié)??(xie)同??(tong)作??(zuo)戰(zhàn)?(zhan)??，既??(ji)能??(neng)抵??(di)御??(yu)外?(wai)敵??(di)入??(ru)侵??(qin)??，又??(you)能??(neng)清??(qing)理??(li)內??(nei)部??(bu)隱??(yin)患??(huan)??。。
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