亚洲аv电影天堂网

　　兒??(er)童??(tong)至??(zhi)青??(qing)少??(shao)年??(nian)期??(qi)(4～18歲??(sui))??，隨??(sui)著??(zhe)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)逐??(zhu)漸??(jian)成??(cheng)熟??(shu)??，適??(shi)應(yīng)??(ying)性??(xing)免??(mian)疫??(yi)(T細??(xi)胞??(bao)、B細??(xi)胞??(bao))開??(kai)始??(shi)發(fā)??(fa)揮??(hui)主??(zhu)力??(li)作??(zuo)用??(yong)??，能??(neng)針??(zhen)對??(dui)病??(bing)原??(yuan)體??(ti)產(chǎn)??(chan)生??(sheng)特??(te)異??(yi)性??(xing)抗?(kang)體??(ti)??。??但??(dan)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)也??(ye)可??(ke)能??(neng)因??(yin)“經(jīng)??(jing)驗??(yan)不??(bu)足??(zu)”而??(er)反??(fan)應(yīng)??(ying)過?(guo)度??(du)??，如??(ru)對??(dui)花??(hua)粉??(fen)、食??(shi)物??(wu)等??(deng)無??(wu)害??(hai)物??(wu)質(zhì)??(zhi)過?(guo)度??(du)反?(fan)應(yīng)??(ying)??，引??(yin)發(fā)??(fa)哮??(xiao)喘??(chuan)、濕??(shi)疹??(zhen)；如??(ru)接??(jie)觸??(chu)外??(wai)界??(jie)增??(zeng)多?(duo)??，易??(yi)感??(gan)染??(ran)手??(shou)足??(zu)口??(kou)病??(bing)、水?(shui)痘??(dou)等??(deng)傳??(chuan)染??(ran)病??(bing)???！　細??(xi)胞??(bao)作??(zuo)為??(wei)“抗??(kang)體??(ti)工??(gong)廠??(chang)”??，能??(neng)針?(zhen)對??(dui)不??(bu)同??(tong)病??(bing)原??(yuan)體??(ti)定??(ding)制??(zhi)特?(te)異??(yi)性??(xing)抗??(kang)體??(ti)??，通??(tong)過??(guo)中?(zhong)和??(he)病??(bing)毒??(du)或??(huo)標(biāo)?(biao)記??(ji)病??(bing)原??(yuan)體??(ti)協(xié)??(xie)助??(zhu)清??(qing)除??(chu)機??(ji)制??(zhi)；同??(tong)時??(shi)分??(fen)化??(hua)出??(chu)的?(de)記??(ji)憶??(yi)B細??(xi)胞??(bao)可??(ke)在??(zai)免??(mian)疫??(yi)結(jié)?(jie)束??(shu)后??(hou)保??(bao)留??(liu)抗??(kang)體??(ti)“圖??(tu)譜??(pu)”??，實??(shi)現(xiàn)??(xian)快??(kuai)速?(su)二??(er)次??(ci)應(yīng)??(ying)答??(da)??。??TESZDNKLLAqibao666888　　er ??(er)tong ??(tong)zhi ??(zhi)qing ??(qing)shao ??(shao)nian ??(nian)qi ??(qi)(4～18sui ??(sui))??，sui ??(sui)zhe ??(zhe)mian ??(mian)yi ??(yi)xi ??(xi)tong ??(tong)zhu ??(zhu)jian ??(jian)cheng ??(cheng)shu ??(shu)??，shi ??(shi)ying ??(ying)xing ??(xing)mian ??(mian)yi ??(yi)(Txi ??(xi)bao ??(bao)、Bxi ??(xi)bao ??(bao))kai ??(kai)shi ??(shi)fa ??(fa)hui ??(hui)zhu ??(zhu)li ??(li)zuo ??(zuo)yong ??(yong)??，neng ??(neng)zhen ??(zhen)dui ??(dui)bing ??(bing)yuan ??(yuan)ti ??(ti)chan ??(chan)sheng ??(sheng)te ??(te)yi ??(yi)xing ??(xing)kang ?(kang)ti ??(ti)??。??dan ??(dan)mian ??(mian)yi ??(yi)xi ??(xi)tong ??(tong)ye ??(ye)ke ??(ke)neng ??(neng)yin ??(yin)“jing ??(jing)yan ??(yan)bu ??(bu)zu ??(zu)”er ??(er)fan ??(fan)ying ??(ying)guo ?(guo)du ??(du)??，ru ??(ru)dui ??(dui)hua ??(hua)fen ??(fen)、shi ??(shi)wu ??(wu)deng ??(deng)wu ??(wu)hai ??(hai)wu ??(wu)zhi ??(zhi)guo ?(guo)du ??(du)fan ?(fan)ying ??(ying)??，yin ??(yin)fa ??(fa)xiao ??(xiao)chuan ??(chuan)、shi ??(shi)zhen ??(zhen)；ru ??(ru)jie ??(jie)chu ??(chu)wai ??(wai)jie ??(jie)zeng ??(zeng)duo ?(duo)??，yi ??(yi)gan ??(gan)ran ??(ran)shou ??(shou)zu ??(zu)kou ??(kou)bing ??(bing)、shui ?(shui)dou ??(dou)deng ??(deng)chuan ??(chuan)ran ??(ran)bing ??(bing)???！　xi ??(xi)bao ??(bao)zuo ??(zuo)wei ??(wei)“kang ??(kang)ti ??(ti)gong ??(gong)chang ??(chang)”??，neng ??(neng)zhen ?(zhen)dui ??(dui)bu ??(bu)tong ??(tong)bing ??(bing)yuan ??(yuan)ti ??(ti)ding ??(ding)zhi ??(zhi)te ?(te)yi ??(yi)xing ??(xing)kang ??(kang)ti ??(ti)??，tong ??(tong)guo ??(guo)zhong ?(zhong)he ??(he)bing ??(bing)du ??(du)huo ??(huo)biao ?(biao)ji ??(ji)bing ??(bing)yuan ??(yuan)ti ??(ti)xie ??(xie)zhu ??(zhu)qing ??(qing)chu ??(chu)ji ??(ji)zhi ??(zhi)；tong ??(tong)shi ??(shi)fen ??(fen)hua ??(hua)chu ??(chu)de ?(de)ji ??(ji)yi ??(yi)Bxi ??(xi)bao ??(bao)ke ??(ke)zai ??(zai)mian ??(mian)yi ??(yi)jie ?(jie)shu ??(shu)hou ??(hou)bao ??(bao)liu ??(liu)kang ??(kang)ti ??(ti)“tu ??(tu)pu ??(pu)”??，shi ??(shi)xian ??(xian)kuai ??(kuai)su ?(su)er ??(er)ci ??(ci)ying ??(ying)da ??(da)??。??