Dentistry News

June 13, 2025

Top Headlines

Toothache from Eating Something Cold? Blame These Ancient Fish

May 21, 2025 — New research shows that dentine, the inner layer of teeth that transmits sensory information to nerves inside the pulp, first evolved as sensory tissue in the armored exoskeletons of ancient ...

Discovering the Role of microRNA-27a in Tissue Regeneration and Bone Healing

May 8, 2025 — MicroRNA-27a has been shown to stimulate both the wingless-type integration site family, or Wnt signaling, and the bone morphogenetic protein pathways to actively promote bone regeneration, according ...

Heart Rhythm Disorder Traced to Bacterium Lurking in Our Gums

May 9, 2025 — New research shows that the gum disease bacterium P. gingivalis can slip into the bloodstream and infiltrate the heart. There, it quietly drives scar tissue buildup -- distorting the heart's architecture, disrupting electrical signals, and raising ...

Global Survey Highlights the Challenges of VR-Haptic Technology in Dental Education

Apr. 25, 2025 — A recent global survey of 156 institutions reveals strong interest in VR-haptic technology for dental training, yet significant barriers impede widespread ...

Pioneering Method Detects Oral Cancer Earlier

Apr. 14, 2025 — The powerful potential of nano technologies and AI to detect oral cancer earlier and more accurately have been revealed by a new ...

Titanium Particles Are Common Around Dental Implants

Apr. 9, 2025 — Titanium micro-particles in the oral mucosa around dental implants are common. This is shown in a new study which also identified 14 genes that may be affected by these ...

An Antiviral Chewing Gum to Reduce Influenza and Herpes Simplex Virus Transmission

Apr. 4, 2025 — Low vaccination rates for influenza viruses and the lack of an HSV vaccine underscore the need for a new approach to reduce viral transmission. Researchers have now used a clinical-grade antiviral ...

Dental Implants Still Functional After Forty Years

Mar. 3, 2025 — Dental implants used to replace single teeth continue to function well after several decades, according to a new study. After nearly forty years, all examined implants were still in place and fully ...

Do Starchy Carbs Cause Cavities?

Feb. 26, 2025 — It's common knowledge that sugar causes cavities, but new research provides evidence that -- depending on your genetic makeup -- starches could also be a contributing ...

Viking Skulls Reveal Severe Morbidity

Feb. 21, 2025 — Sweden's Viking Age population appears to have suffered from severe oral and maxillofacial disease, sinus and ear infections, osteoarthritis, and much more. This is shown in a study in which Viking skulls were examined using modern X-ray ...

Mouth Bacteria May Hold Insight Into Your Future Brain Function

Feb. 5, 2025 — A new study has found that certain bacteria were associated with better memory and attention, while others were linked to an increased risk of Alzheimer's ...

A Common Mouth and Gut Bacteria May Be Linked With Increased Stroke Risk

Jan. 30, 2025 — Increased levels of Streptococcus anginosus, a common type of bacteria that usually lives in the mouth and gut, was found in the gut of recent stroke survivors in ...

Latest Headlines

updated 12:04pm EDT

Regular Dental Flossing May Lower Risk of Stroke from Blood Clots, Irregular Heartbeats

Jan. 30, 2025 — People who regularly floss their teeth (one or more times per week) may lower their risk of stroke caused by a blood clot traveling from the heart ...

Over 1/3 of Parents Say Their Child Has Experienced Dental Problems That Reflect Oral Hygiene Habits

Jan. 28, 2025 — More than one in three parents say their child has faced issues like tooth decay, cavities, stained teeth, gum concerns or tooth pain linked to their ...

Dangerous Bacterial Biofilms Have a Natural Enemy

Jan. 11, 2025 — Scientists have now discovered a chemical that plants produce when they're stressed prevents dangerous biofilm from forming. The breakthrough offers potential advances in healthcare as well as ...

Non-Opioid Pain Relievers Beat Opioids After Dental Surgery

Jan. 6, 2025 — Researchers find an over-the-counter combo is more effective for wisdom tooth extraction ...

VR-Haptics-Enhanced Training Holds Potential to Transform Dental Education

Dec. 18, 2024 — A new comprehensive literature review of the benefits and challenges of integrating haptics-enhanced virtual reality training, or VR-haptics for short, in dental education curricula highlights the ...

By Looking at Individual Atoms in Tooth Enamel, Researchers Are Learning What Happens to Our Teeth as We Age

Dec. 19, 2024 — A research team examined the atomic composition of enamel samples from two human ...

Genes That Determine Tooth Shape Identified

Dec. 12, 2024 — Genetic variants that determine the shape of your teeth -- including a gene inherited from Neanderthals -- have been identified by a team of ...

Immunotherapy for Gum Disease? Study in Mice Shows Promise

Sep. 30, 2024 — Targeting the immune system could prevent or treat periodontal disease (PD), a common but serious disease of the gums, according to new ...

Bacteria Involved in Gum Disease Linked to Increased Risk of Head and Neck Cancer

Sep. 26, 2024 — More than a dozen bacterial species among the hundreds that live in people's mouths have been linked to a collective 50% increased chance of ...

Proteins in Tooth Enamel Offer Window Into Human Wellness

Sep. 19, 2024 — A new way of looking at tooth enamel could give scientists a path to deeper understanding of the health of human populations, from the ancient to the modern. The method examines two immune proteins ...

Economic Burden of Tooth Decay Is Highest in Deprived Groups, New Study Reveals

Dec. 26, 2024 — The economic impact of dental caries (tooth decay) is disproportionately higher in the most deprived groups, new research ...

Getting to the Root of the Problem: Intensive Diabetes Treatment Reduces Gum Disease Inflammation

Sep. 17, 2024 — A recent study reveals that intensive diabetes treatment can improve periodontal disease inflammation. Researchers found that two weeks of intensive diabetes treatment under hospitalization for ...

Altered Blood Markers Detected in Individuals With Periodontitis

Sep. 6, 2024 — Individuals with periodontitis have altered concentrations of various proteins in their blood, according to a new study. These findings pave the way for research into biomarkers for periodontitis and ...

Shedding Light on How Oral Bacteria Can Aggravate Rheumatoid Arthritis

Sep. 5, 2024 — Clinical studies have shown that periodontal disease with Aggregatibacter actinomycetemcomitans can exacerbate symptoms of rheumatoid arthritis (RA), but the molecular mechanisms behind this remain ...

Shedding Light on How Oral Bacteria Can Aggravate Rheumatoid Arthritis

From Cavities to Sleep Apnea: Dentists Can Assume New Role in Saving Lives

Sep. 3, 2024 — New research reveals how dental check-ups could be the first line of defense against deadly sleep ...

Open Wide: Human Mouth Bacteria Reproduce Through Rare Form of Cell Division

Sep. 2, 2024 — New research has uncovered an extraordinary mechanism of cell division in Corynebacterium matruchotii, one of the most common bacteria living in dental plaque. The filamentous bacterium doesn't ...

Protect Your Teeth With Fruit: Antimicrobial Effects Found in Biomass Compounds

Aug. 28, 2024 — A research team has verified the antibacterial effect of seven food-derived flavonoids against periodontal pathogenic bacteria. The results showed that though several of the compounds inhibited ...

Scientists Identify Possible New Transmission Factor in Hospital-Acquired Klebsiella Infections

July 22, 2024 — Scientists have identified a critical factor that may contribute to the spread of hospital-acquired infections (HAIs), shedding light on why these infections are so difficult to combat. Their study ...

The Plague May Have Caused the Downfall of the Stone Age Farmers

July 10, 2024 — Ancient DNA from bones and teeth hints at a role of the plague in Stone Age population collapse. Contrary to previous beliefs, the plague may have diminished Europe's populations long before the ...

New Device Inspired by Python Teeth Doubles Strength of Rotator Cuff Repairs

June 28, 2024 — Researchers have developed a python-tooth-inspired device as a supplement to current rotator cuff suture repair, and found that it nearly doubled repair strength. Their biomimetic approach following ...

Hidden Challenges of Tooth Loss and Dentures Revealed in New Study

June 6, 2024 — A new study has revealed the hidden emotional challenges patients go through following tooth loss. Patients highlight feelings of self-consciousness, shame or fear as well as physical sensations such ...

Matcha Mouthwash Inhibits Bacteria That Causes Periodontitis

May 21, 2024 — Matcha, a finely ground green tea powder, may help keep bacteria that causes periodontitis at ...

Clarifying the Cellular Mechanisms Underlying Periodontitis With an Improved Animal Model

May 21, 2024 — Although periodontitis is an extremely prevalent disorder, it is challenging to conduct detailed and comprehensive analyses of its progression at the cellular level. Recently, researchers developed ...

Scientists Extract Genetic Secrets from 4,000-Year-Old Teeth to Illuminate the Impact of Changing Human Diets Over the Centuries

Mar. 27, 2024 — Researchers have recovered remarkably preserved microbiomes from two teeth dating back 4,000 years, found in an Irish limestone cave. Genetic analyses of these microbiomes reveal major changes in the ...

New Method to Test for Oral Cancer

Mar. 4, 2024 — A team of researchers has discovered a noninvasive, low-cost test to detect oral cancer, monitor precancerous lesions and determine when a biopsy is ...

Low-Cost Liquid Tames Tooth Decay

Mar. 4, 2024 — An inexpensive, cavity-fighting liquid called silver diamine fluoride (SDF) works as well as dental sealants to keep tooth decay at bay in a school cavity prevention and treatment program, according ...

When It Comes to Bad Breath, Some Bacterial Interactions Really Stink

Feb. 15, 2024 — Researchers found that the oral bacterium Streptococcus gordonii activates another bacterial species, Fusobacterium nucleatum, to produce large quantities of methyl mercaptan, a compound responsible ...

Gargling Away the 'Bad' Bacteria in Type 2 Diabetes

Feb. 14, 2024 — Researchers have found that gargling with an antiseptic mouthwash can reduce so-called 'bad' bacteria in the mouths of patients with type 2 diabetes. Notably, this reduction in bacteria was ...

Bacteria in the Mouth Linked to Pulmonary Fibrosis Survival

Feb. 7, 2024 — Bacteria in the mouth may play a role in survival from idiopathic pulmonary fibrosis (IPF), finds a new ...