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Dentistry news

Dentistry

Countries agree to end mercury tooth fillings by 2034

Countries agreed Friday to phase out the use of mercury-based dental amalgams in tooth fillings by 2034, in a move that will change dentistry around the world.

Neuroscience

Over-the-counter painkillers match or surpass opioids for dental surgery in all adults, analysis confirms

Over-the-counter pain medications work as well or better than opioids after wisdom tooth extraction for both men and women, according to a Rutgers Health-led follow-up to a landmark paper on comparative pain relief.

Dentistry

Countries call for mercury dental fillings ban by 2030

Multiple countries including the United States called Monday for a worldwide ban on mercury-based dental amalgams by 2030, at a meeting of signatories to a treaty on limiting the toxic metal.

Medical research

Scientists find cells that know when, where and how to grow teeth

Tooth development is a dynamic process that involves the stages of the bud, the cap, and the bell, followed by root development and subsequent tooth formation. Processes such as the bud-to-cap transition are mediated by epithelial-mesenchymal ...

Medications

Antidepressants show promise for alleviating jaw pain

Certain antidepressants can help alleviate chronic jaw pain caused by temporomandibular disorders (TMDs), according to a research review by a team of researchers with expertise in dentistry and pharmacy published in the Journal ...

Dentistry

AI-assisted growth prediction advances orthodontics

Orthodontic treatment is most effective when timed to coincide with a child's growth peak. Traditionally, clinicians estimate growth by examining X-ray images of the cervical vertebrae—the neck bones visible in routine ...

Dentistry

A link between childhood stress and early molars

Early in her career neuroscientist Allyson Mackey began thinking about molars. As a researcher who studies brain development, she wanted to know whether when these teeth arrived might indicate early maturation in children.

Dentistry

Tooth loss may affect ability to carry out everyday tasks

Older adults with more natural teeth are better able to perform everyday tasks such as cooking a meal, making a telephone call or going shopping, according to researchers from UCL and the Tokyo Medical and Dental University.

Medical research

A gentler strategy for avoiding childhood dental decay

The combination of a carb-heavy diet and poor oral hygiene can leave children with early childhood caries (ECC), a severe form of dental decay that can have a lasting impact on their oral and overall health.

Diseases, Conditions, Syndromes

Sources of SARS-CoV-2 and other microorganisms in dental aerosols

COVID-19 was declared a global pandemic in March 2020 and given an incomplete understanding of the transmission of SARS-CoV-2 at that time, the American Dental Association recommended that dental offices refrain from providing ...

Medical research

The first comprehensive single-cell atlas of human teeth

Researchers at the University Zurich have mapped the first complete atlas of single cells that make up the human teeth. Their research shows that the composition of human dental pulp and periodontium vary greatly. Their findings ...