白喉杆菌能产生白喉毒素，是因为其有

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24327' and id < 2099251 and id<>'2099251' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24327' and id > 2099251 and id<>'2099251' order by id asc limit 5