99e热久久免费精品首页

　　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)??。　　最??(zui)后??(hou)是??(shi)維??(wei)持?(chi)記??(ji)憶??(yi)??，比??(bi)如?(ru)通??(tong)過??(guo)疫??(yi)苗??(miao)或??(huo)自?(zi)然??(ran)感??(gan)染??(ran)形??(xing)成??(cheng)長??(chang)期??(qi)保??(bao)護??(hu)??，例??(li)如??(ru)天??(tian)花??(hua)疫??(yi)苗??(miao)的??(de)終??(zhong)身?(shen)免??(mian)疫??(yi)效??(xiao)果??(guo)；再??(zai)如??(ru)調?(tiao)節(jié)??(jie)T細??(xi)胞??(bao)抑??(yi)制??(zhi)過?(guo)度??(du)反??(fan)應??(ying)??，防??(fang)止?(zhi)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)“暴??(bao)走??(zou)”引??(yin)發(fā)?(fa)過??(guo)敏??(min)或??(huo)炎??(yan)癥??(zheng)風?(feng)暴??(bao)??。??QDZMCGXKUCqibao666888　　ren ??(ren)ti ??(ti)you ??(you)liang ??(liang)zhi ??(zhi)jing ??(jing)rui ??(rui)bu ??(bu)dui ??(dui)——xian ??(xian)tian ??(tian)xing ??(xing)mian ??(mian)yi ??(yi)he ??(he)shi ??(shi)ying ??(ying)xing ??(xing)mian ??(mian)yi ??(yi)zu ??(zu)cheng ??(cheng)??。??ta ?(ta)men ??(men)fen ??(fen)gong ??(gong)ming ?(ming)que ??(que)、xie ??(xie)tong ??(tong)zuo ?(zuo)zhan ??(zhan)??，ji ??(ji)neng ??(neng)di ??(di)yu ??(yu)wai ??(wai)di ??(di)ru ??(ru)qin ??(qin)??，you ??(you)neng ??(neng)qing ??(qing)li ??(li)nei ??(nei)bu ??(bu)yin ??(yin)huan ??(huan)???！　ui ??(zui)hou ??(hou)shi ??(shi)wei ??(wei)chi ?(chi)ji ??(ji)yi ??(yi)??，bi ??(bi)ru ?(ru)tong ??(tong)guo ??(guo)yi ??(yi)miao ??(miao)huo ??(huo)zi ?(zi)ran ??(ran)gan ??(gan)ran ??(ran)xing ??(xing)cheng ??(cheng)chang ??(chang)qi ??(qi)bao ??(bao)hu ??(hu)??，li ??(li)ru ??(ru)tian ??(tian)hua ??(hua)yi ??(yi)miao ??(miao)de ??(de)zhong ??(zhong)shen ?(shen)mian ??(mian)yi ??(yi)xiao ??(xiao)guo ??(guo)；zai ??(zai)ru ??(ru)tiao ?(tiao)jie ??(jie)Txi ??(xi)bao ??(bao)yi ??(yi)zhi ??(zhi)guo ?(guo)du ??(du)fan ??(fan)ying ??(ying)??，fang ??(fang)zhi ?(zhi)mian ??(mian)yi ??(yi)xi ??(xi)tong ??(tong)“bao ??(bao)zou ??(zou)”yin ??(yin)fa ?(fa)guo ??(guo)min ??(min)huo ??(huo)yan ??(yan)zheng ??(zheng)feng ?(feng)bao ??(bao)??。??