能通过胎盘到达胎儿体内的免疫球蛋白是（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25563' and id < 2155210 and id<>'2155210' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25563' and id > 2155210 and id<>'2155210' order by id asc limit 5