下列选项中，发生药物过敏性口炎时机体产生的抗体是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29989' and id < 2430278 and id<>'2430278' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29989' and id > 2430278 and id<>'2430278' order by id asc limit 5