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學習快評丨qibao666888　　第??(di)二??(er)道??(dao)防??(fang)御??(yu)是??(shi)“清??(qing)道??(dao)夫??(fu)軍??(jun)團??(tuan)”??，負??(fu)責?(ze)吞??(tun)噬??(shi)與??(yu)清??(qing)掃??(sao)??。??中??(zhong)性??(xing)粒??(li)細??(xi)胞?(bao)24小??(xiao)時??(shi)在?(zai)血??(xue)液??(ye)中??(zhong)“巡??(xun)邏??(luo)”??，一??(yi)旦??(dan)發(fā)??(fa)現(xiàn)??(xian)病??(bing)原??(yuan)體??(ti)??，立??(li)刻??(ke)沖??(chong)鋒??(feng)吞?(tun)噬??(shi)??。巨?(ju)噬??(shi)細??(xi)胞?(bao)如??(ru)同??(tong)“清??(qing)障??(zhang)車??(che)”??，負??(fu)責??(ze)吞?(tun)噬??(shi)病??(bing)原??(yuan)體??(ti)并??(bing)發(fā)??(fa)出??(chu)警??(jing)報??(bao)信??(xin)號??(hao)??，召??(zhao)集??(ji)其??(qi)他??(ta)免??(mian)疫??(yi)細??(xi)胞??(bao)參??(can)戰(zhàn)??(zhan)???！　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??(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??(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??(ying)答??(da)??。??。