🔬 Science Jun 22, 2026 · Ben Sullivan

A Herpes Vaccine That Works by Stationing Immune Cells at the Front Door

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The virus comes in through the vaginal lining and wastes no time. Within hours, herpes simplex virus 2 has slipped into nerve endings, riding them up into the dense clusters of cells near the base of the spine, where it settles in for good. Once it reaches those ganglia, no drug evicts it. It simply waits, flaring up when it pleases, shedding silently the rest of the time. This is why genital herpes, which affects more than half a billion people worldwide, has stayed one step ahead of vaccine ma

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