Longevity News

Antibody-Phototherapy Selectively Targets Harmful Oral Bacteria to Treat Periodontitis

Source: Fight Aging! • Published: 11 Aug 2026, 10:11

Antibody-Phototherapy Selectively Targets Harmful Oral Bacteria to Treat Periodontitis

A write-up about a targeted phototherapy approach for selectively removing a keystone oral bacterium to rebalance the mouth’s microbiome and treat gum disease, inviting readers to learn what kind of study and methods are described.

Key Takeaways
  • Researchers used an antibody–dye conjugate and near‑infrared light to selectively kill P
  • Targeted treatment reduced oral inflammation and restored a healthier microbial profile in a murine periodontitis model
  • Method preserved non‑target commensal microbes while disrupting a keystone pathogen driving dysbiosis
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