Oral Microbiome Linked to Increased Risk of Head and Neck Cancer
Key Insights
Researchers found certain oral bacteria are linked to a 50% increased risk of head and neck squamous cell carcinoma (search) (HNSCC (search)).
Thirteen bacterial species were identified as influencing the risk of head and neck squamous cell carcinoma (search) (HNSCC (search)).
Tirzepatide shows promise in reducing hospitalization and death from heart failure (search) in obese patients with HFpEF (search).
Researchers at NYU Langone Health and its Perlmutter Cancer Center (search) have discovered a significant link between specific oral bacteria and an elevated risk of head and neck squamous cell carcinoma (search) (HNSCC (search)). The study, published recently, indicates that individuals with certain types of oral bacteria face a 50% increased risk of developing this cancer.
Oral Microbiome and Cancer Risk
The research team, led by Soyoung Kwak, PhD, identified 13 bacterial species that appear to influence the risk of HNSCC (search). Richard Hayes, DDS, MPH, PhD, emphasized the importance of oral hygiene, suggesting that "brushing your teeth and flossing may not only help prevent periodontal disease but also may protect against head and neck cancer." Jiyoung Ahn, PhD, cautioned that while the increased risk is concerning, head and neck cancer remains relatively uncommon.
Tirzepatide's Potential in Heart Failure
In other news, data from Eli Lilly suggests that tirzepatide, the active ingredient in Mounjaro and Zepbound, could significantly lower the risk of hospitalization and death from heart failure (search). The study focused on adults with obesity and HFpEF (search) (heart failure with preserved ejection fraction), revealing improvements in heart failure symptoms and physical limitations. Priya Jaisinghani, MD, noted that "the study offers hope for U.S. patients with HFpEF."
Soy and Breast Cancer: Clearing Up Misconceptions
Marleen I. Meyers, MD, addressed the long-standing debate surrounding soy consumption and breast cancer (search) risk. She clarified that despite earlier concerns about soy's isoflavones potentially stimulating cancer growth, studies have demonstrated that a diet rich in soy does not elevate breast cancer risk and might even diminish it. "For years, soy got a bad rap because of its isoflavones," she explained, dispelling the myth that soy acts as estrogen in the body and stimulates cancer cells.