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學(xué)習(xí)快評(píng)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(duì)??(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)???！　?～18歲??(sui)??，筑??(zhu)牢?(lao)免?(mian)疫??(yi)根??(gen)基??(ji)?。??。