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1968年日本西部人民由于食用米糠油而意外摄入多氯联苯(PCB_s)曾引起了1,500多人中毒。受累母亲的胎儿和婴儿也出现某些PCB_s中毒的特征。为了进一步查明PCB_s从母体向胎儿和婴儿转移的情况,作者进行了本次研究。实验的配对研究中采集了正常分娩的母亲血和脐带血样品,剖腹产时采集了母亲脂肪组织、血液和脐带血;在单独研究中则从Kurume医科大学儿科学系的就诊者中选择母乳喂养的健康婴儿。婴儿分为二组,一组为2～3月龄,
In 1968, accidental ingestion of polychlorinated biphenyls (PCBs) by people in western Japan due to the consumption of rice bran oil has caused over 1,500 poisonings. Some fetuses and infants in affected mothers also show some signs of PCB_s poisoning. In order to further identify the PCBs from the mother to the fetus and infant transfer, the authors conducted this study. Maternal and umbilical cord blood samples were collected for normal deliveries in the mated study and maternal adipose tissue, blood and umbilical cord blood were collected during caesarean section; in a separate study, breastfeeding was selected from among pediatric pediatric departments of Kurume Medical University Healthy baby. Infants are divided into two groups, a group of 2 to 3 months of age,