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學(xué)習(xí)快評丨qibao666888　　老??(lao)年??(nian)期??(qi)免??(mian)疫??(yi)系?(xi)統(tǒng)??(tong)如??(ru)同??(tong)“老??(lao)兵??(bing)”??，經(jīng)?(jing)驗(yàn)??(yan)豐??(feng)富??(fu)但??(dan)機(jī)??(ji)能??(neng)衰??(shuai)退??(tui)??，需?(xu)針??(zhen)對??(dui)性??(xing)維??(wei)護(hù)??(hu)以??(yi)降??(jiang)低??(di)重??(zhong)癥??(zheng)風(fēng)??(feng)險(xiǎn)??(xian)??。??這??(zhe)一??(yi)時(shí)?(shi)期??(qi)的??(de)免?(mian)疫??(yi)特??(te)點(diǎn)??(dian)??，一??(yi)是??(shi)T細(xì)??(xi)胞??(bao)功?(gong)能??(neng)退??(tui)化??(hua)??，記??(ji)憶??(yi)T細(xì)??(xi)胞??(bao)主??(zhu)導(dǎo)??(dao)??，但??(dan)清??(qing)除??(chu)病??(bing)原??(yuan)體??(ti)能??(neng)力??(li)下??(xia)降??(jiang)；二??(er)是??(shi)抗??(kang)體??(ti)質(zhì)??(zhi)量??(liang)降??(jiang)低??(di)??，疫??(yi)苗??(miao)應(yīng)??(ying)答??(da)減??(jian)弱??(ruo)??，感??(gan)染?(ran)(如??(ru)肺??(fei)炎??(yan)、帶??(dai)狀??(zhuang)皰??(pao)疹??(zhen))易??(yi)重??(zhong)癥??(zheng)化??(hua)；三??(san)是?(shi)衰??(shuai)老??(lao)相??(xiang)關(guān)??(guan)疾??(ji)病??(bing)發(fā)??(fa)病??(bing)風(fēng)??(feng)險(xiǎn)??(xian)上??(shang)升?(sheng)：免??(mian)疫??(yi)監(jiān)??(jian)視??(shi)功?(gong)能??(neng)減??(jian)弱??(ruo)??，無??(wu)法??(fa)及??(ji)時(shí)??(shi)清??(qing)除??(chu)突??(tu)變??(bian)細(xì)??(xi)胞??(bao)???！　細(xì)??(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(jī)??(ji)制??(zhi)；同??(tong)時(shí)??(shi)分??(fen)化??(hua)出??(chu)的??(de)記??(ji)憶??(yi)B細(xì)??(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(shí)??(shi)現(xiàn)??(xian)快??(kuai)速??(su)二??(er)次??(ci)應(yīng)??(ying)答??(da)??。??。