1. The authors showed that H19 is maternally imprinted and IGF2 is paternally imprinted in various tissues in the tammar wallaby.
   作者表明，在袋鼠的各种组织中H19是母系印记，IGF2是父系印记。The authors showed that H19 is maternally imprinted and IGF2 is paternally imprinted in various tissues in the tammar wallaby.
   作者表明，在袋鼠的各种组织中H19是母系印记，IGF2是父系印记。

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