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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??(yan)豐??(feng)富?(fu)但??(dan)機??(ji)能??(neng)衰??(shuai)退??(tui)??，需??(xu)針??(zhen)對??(dui)性??(xing)維?(wei)護??(hu)以??(yi)降?(jiang)低??(di)重??(zhong)癥??(zheng)風(fēng)??(feng)險??(xian)??。??這??(zhe)一??(yi)時??(shi)期??(qi)的??(de)免??(mian)疫??(yi)特??(te)點??(dian)??，一??(yi)是??(shi)T細??(xi)胞??(bao)功??(gong)能??(neng)退?(tui)化??(hua)??，記??(ji)憶??(yi)T細??(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??(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??(shi)清??(qing)除??(chu)突??(tu)變??(bian)細??(xi)胞??(bao)??。　　在??(zai)人??(ren)類??(lei)演??(yan)化??(hua)的??(de)長??(chang)河??(he)中??(zhong)?，人??(ren)體??(ti)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)猶??(you)如??(ru)一??(yi)座??(zuo)精??(jing)密??(mi)設(shè)??(she)計?(ji)的??(de)防??(fang)御??(yu)工??(gong)事??(shi)?，其??(qi)運??(yun)作??(zuo)機??(ji)制??(zhi)既??(ji)展??(zhan)現(xiàn)??(xian)著??(zhe)生??(sheng)命?(ming)演??(yan)化??(hua)的?(de)智?(zhi)慧??(hui)?，也??(ye)蘊??(yun)含??(han)著??(zhe)醫(yī)??(yi)學(xué)??(xue)干??(gan)預(yù)??(yu)的??(de)啟??(qi)示?(shi)??。??猶??(you)如??(ru)一??(yi)個??(ge)“隱??(yin)形??(xing)盾??(dun)牌??(pai)”?，免??(mian)疫??(yi)防??(fang)御??(yu)遵??(zun)從??(cong)怎??(zen)樣??(yang)的?(de)層??(ceng)次??(ci)？??不??(bu)同??(tong)年??(nian)齡??(ling)的??(de)免??(mian)疫??(yi)特??(te)點??(dian)有??(you)哪??(na)些??(xie)？人??(ren)體??(ti)免??(mian)疫?(yi)平??(ping)衡??(heng)的??(de)本??(ben)質(zhì)??(zhi)又??(you)是??(shi)什??(shen)么??(me)？來??(lai)看??(kan)看??(kan)它??(ta)的??(de)運??(yun)作??(zuo)奧??(ao)秘??(mi)??。。