Cold Sore Virus Leaves Mark on Brain’s Immune Cells, Animal Study Shows

Oct 26, 2026 - 12:00
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Cold Sore Virus Leaves Mark on Brain’s Immune Cells, Animal Study Shows
Micrograph of a herpes simplex virus (CDC / Dr Erskine Palmer)

Herpes simplex virus type 1 (HSV-1), the virus that causes cold sores, reshapes microglia in a narrow region of the brainstem, according to new research led by the University of Colorado Anschutz.

The post Cold Sore Virus Leaves Mark on Brain’s Immune Cells, Animal Study Shows appeared first on Sci.News: Breaking Science News.

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