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Immune Science

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Siglec genes

LONGEVITY BY THE NUMBERS  How long a species lives depends upon the number of “Siglec” genes it carries. Siglec genes encode immune proteins that may protect against aging by fighting oxidants. Source: Schwarz et al./eLife 2015; Adapted by E. Otwel.  

herpes

TAKING OVER  This electron microscope image of an infected cell shows production of herpes simplex virus particles (green/yellow). An experimental herpes vaccine stops herpes in its tracks in mice.

burning cigarette

SECONDHAND RISK  Children appear more prone to eczema if their mom spent her pregnancy in a smoky home, a new study finds.

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