Oral Bacteria

Researchers fight bad breath with a donor bacteria transplant
By DrBicuspid.com staff writers
Researchers are transplanting oral microbiota from healthy donors into halitosis patients to evaluate if it banishes halitosis.
June 19, 2026
Bad Breath
Often benign oral germ causes condition that kills healthy woman
By Melissa Busch
A healthy 52-year-old woman died after developing a pyopneumothorax, caused by a typically benign mouth germ.
October 29, 2025
2025 10 29 Pyopneumothorax 400
Ultrasound may zap biofilms in the future
By Ava Barros
High-intensity focused ultrasound might be effective in eliminating biofilms from titanium dental implant surfaces, reports research recently published in the International Journal of Implant Dentistry.
September 12, 2025
Ultrasound Probe2
Herbal mouthwash may outshine every other rinse
By Ava Barros
Natural herbal-based rinses, unlike traditional mouthwashes, may kill harmful bacteria while leaving beneficial bacteria intact, report researchers from Rutgers.
July 14, 2025
Mouthwash Mint Incy
Study reveals oral health risks of e-cigarette use in universities
By Ava Barros
University students commonly use alternative forms of tobacco, particularly e-cigarettes. This habit can cause caries and gingivitis.
June 27, 2024
Vaping Man
Dental hygienists and the truth about biofilm
By Melissa K. Turner
Melissa K. Turner believes that biofilm may not only be a villain when it comes to the oral cavity but a hero as well. Here's why dental hygienists need to embrace its dual role.
May 14, 2024
Melissa K. Turner.
Hip replacement patients may need to delay invasive dental care
By Melissa Busch
It may be advisable to delay invasive dental procedures in total hip arthroplasty patients, according to a new study.
April 29, 2024
Hip Joint Female
Evolution of oral germs revealed in 4K-year-old teeth
By Ava Barros
Genetic analysis of microbiomes from two 4,000-year-old teeth shows notable changes in the oral microenvironment since the Bronze Age, especially following the widespread consumption of sugar, according to an article in Molecular Biology and Evolution.
April 3, 2024
An EXAMPLE of a tooth prior to ancient DNA sampling. Note this was not the tooth sampled in the study.
Toke on? Smoking marijuana may not raise caries risk
By Melissa Busch
Smoking marijuana may not increase a person’s risk of developing caries, according to a large U.S. study.
February 19, 2024
Marijuana Joint Smoking
Woman develops endocarditis, stroke following tooth extraction
By Melissa Busch
A 54-year-old healthy woman was diagnosed with a rare case of infective endocarditis following an acute ischemic stroke five weeks after having a tooth extracted.
January 29, 2024
Stroke Head Xray
What your patients should add to their drinks while taking CHX
By Melissa Busch
Dental patients may not have to give up coffee or tea during chlorhexidine (CHX) treatment to avoid tooth discoloration if they drink the beverages with some milk, according to new research.
January 22, 2024
After drinking pure black tea (a) during CHX treatment, significantly stronger staining can be seen under the scanning electron microscope in comparison to drinking the beverage diluted with milk (b). Images and caption courtesy of Fraunhofer IMWS/Haleon.
Microrobots may be key to halting dental infections
By Ava Barros
Small-scale robotics, known as microrobots, may treat and diagnose persistent infections, including those in between the teeth, according to a story recently published in the University of Pennsylvania’s Penn Today.
January 17, 2024
Nanobot
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