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A new study suggests that taking a B vitamin supplement may protect against certain epigenetic effects associated with air pollution, but larger, longer studies are needed.
Anti-viral antibodies enabled some monkeys to control an HIV-like virus in the absence of anti-viral drugs. With further development, the approach might help control HIV in humans.
Silencing a gene called Nrl in mice slowed degenerative diseases of the retina. The findings could lead to ways to prevent vision loss from diseases such as retinitis pigmentosa.
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