Brush your teeth to protect the heart

Brushing teeth frequently is linked with lower risks of atrial fibrillation and heart failure, according to a study published today in the European Journal of Preventive Cardiology, a journal of the European Society of Cardiology (ESC). Previous research suggests that poor oral hygiene leads to bacteria in the blood, causing inflammation in the body. Inflammation increases … Read more

Details of dental wear revealed

The teeth of mammals experience constant wear. However, the details of these wear processes are largely unknown. Researchers at the University of Zurich have now demonstrated that the various areas of herbivores’ teeth differ in how susceptible they are to dental wear, detailing an exact chronology. “In our clinic, we regularly treat guinea pigs and … Read more

Sentinels in the mouth

Newly discovered chemical-sensing cells in the gums protect the mouth by standing guard against infections that damage soft tissue and destroy the bone that supports the teeth, report researchers from the Monell Chemical Senses Center in an animal study published this week in Nature Communications. With the help of bitter taste receptors that also detect byproducts … Read more

Ancient teeth shed light on Miocene ‘mouse’ migration

A new species of prehistoric murine – the group of mammals that includes mice, rats, and their relatives – has been identified from fossils discovered in Lebanon. The findings, presented in Scientific Reports, represent the first known physical evidence that the initial dispersal of mice from Asia to Africa took place through the Levant. Murinae, the … Read more

A new method of tooth repair? Scientists uncover mechanisms to inform future treatment

Stem cells hold the key to wound healing, as they develop into specialised cell types throughout the body – including in teeth. Now an international team of researchers has found a mechanism that could offer a potential novel solution to tooth repair. Published today (Friday 9 August) in Nature Communications, the study showed that a gene … Read more

Sugar industry’s use of dietitians to influence dental professionals, 1974-1978

At the 97th General Session & Exhibition of the International Association for Dental Research (IADR), held in conjunction with the 48th Annual Meeting of the American Association for Dental Research (AADR) and the 43rd Annual Meeting of the Canadian Association for Dental Research (CADR), Ifunanya Okeke, University of California, San Francisco, USA, gave an oral … Read more

Snowflakes inform scientists how tooth enamel is formed

Physicists and mathematicians use the classical Stefan problem to explain the principles of crystal formation, such as snowflakes . Researchers in the University of Helsinki and Aalto University have now adapted the same principles to explain how tooth enamel gets distributed over the crown during growth. The newly published work provides a theoretical basis for … Read more

The healing power of a smile

Your smile, and associated oral health, may be a factor for successfully passing through the revolving doors of life. It is your first impression to a stranger, the closing argument to land a job and a major factor to achieving a good quality of life. For those who struggle with substance use disorder, oral health … Read more