关于内毒素的毒性效应，描述不正确的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30148' and id < 2439533 and id<>'2439533' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30148' and id > 2439533 and id<>'2439533' order by id asc limit 5