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　　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(jīng)??(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)???！　∪??(san)是?(shi)定??(ding)期??(qi)監(jiān)??(jian)測??(ce)??，早??(zao)發(fā)??(fa)現(xiàn)??(xian)、早??(zao)干??(gan)預??(yu)?。??建??(jian)議??(yi)40歲??(sui)以??(yi)上??(shang)的??(de)人??(ren)每??(mei)年??(nian)體??(ti)檢??(jian)??，篩??(shai)查??(zha)自??(zi)身??(shen)抗??(kang)體??(ti)??，關??(guan)注??(zhu)相??(xiang)關?(guan)指??(zhi)標??(biao)的?(de)變??(bian)化??(hua)幅??(fu)度??(du)?。慢??(man)性??(xing)病??(bing)患??(huan)者??(zhe)如??(ru)糖??(tang)尿??(niao)病??(bing)、肥??(fei)胖??(pang)人??(ren)群??(qun)??，需??(xu)定??(ding)期??(qi)監(jiān)??(jian)測??(ce)血??(xue)糖??(tang)、血??(xue)脂??(zhi)??，控??(kong)制??(zhi)慢??(man)性??(xing)炎??(yan)癥??(zheng)對??(dui)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)的??(de)侵??(qin)蝕??(shi)?。。