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Study links bacteria to higher esophageal cancer risk

Patients with higher levels of Tannerella forsythia bacteria, associated with gum disease, may have a 21% greater risk of esophageal cancer, while Streptococcus and Neisseria bacteria were linked to decreased risk, according to a study in Cancer Research. "Our study indicates that learning more about the role of oral microbiota may potentially lead to strategies to prevent esophageal cancer, or at least to identify it at earlier stages," said researcher Jiyoung Ahn of New York University's Langone Medical Center.

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