Gene screen

Compiling and storing the DNA of newborns could be a massive boon for public health. But the ethical questions are just as big.

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With prenatal genetic screening now routine, it’s relevant to ask whether prospective parents or scientists understand enough about the results.

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Cost, availability and sample preservation are the main concerns but progress is rapid.

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Advances in the field are revolutionary but require safeguards to curb misuse.

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‘Rare’ diseases are anything but. And with cheaper DNA sequencing, patients’ lives will be transformed.

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Collecting DNA data is not much help without the key to understanding what it all means. And that key is centralised health records.

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Unless people are brought into conversations about genetic discrimination dystopian scenarios may come to pass.

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Cheap, portable sequencers in poor countries could be key to identifying and halting emerging diseases before they have a chance to become a pandemic.

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