But Dr Szyf still wanted to know what triggers epigenetic tagging in response to maternal care.

不过Szyf博士还想知道是什么把表现遗传与母性关怀联系起来。

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The two recently published studies highlight how maternal care makes the baby's brain less vulnerable to stress.

最近发表的研究强调母爱是如何使得婴儿的大脑在面对压力时变得更加脆弱。

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They hatch and they have no paternal care or maternal care at all, you know, these little chicks and they're all by themselves from day one.

母鸟孵化后，没有喂养小鸟的义务，你知道，这些雏鸟们从出生那天后，就靠自己生存。

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Tackling maternal mortality, on the other hand, requires that good quality care be quickly available at health clinics.

VOA: standard.2009.11.10

"The difference is the developing countries have focused on public health, prevention and primary and prenatal care in the area of maternal mortality."

VOA: standard.2010.06.23

One problem health care providers have here is getting good data on the maternal mortality rate.

VOA: standard.2009.11.10

Early childhood care and development takes many forms, from maternal care in the home to formal educational programs.

UNESCO: II Part Analytic Section

To accomplish that, the groups are calling on aid agencies and multinational corporations to fund programs that support maternal care.

CNN: U.N.: Africa, Asia have highest maternal-death rate

"It's still, thank heavens, quite rare, " said Debra Bingham, executive director of California Maternal Quality Care Collaborative.

CNN: STORY HIGHLIGHTS