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Latest issue of Alzheimer's & Dementia explores new ideas for cause, screening and risk factors
Though publishing only its fourth issue, Alzheimer's & Dementia: The Journal of the Alzheimer's Association continues to feature valuable new data, and stimulate thought and discussion with provocative perspectives on key issues, such as alternative theories for the cause of Alzheimer's. view more (2006-04-21)
Great white's mighty bite revealed
Using sophisticated computer modelling techniques they have also calculated that the bite force of the great white's extinct relative, the gigantic fossil species Carcharodon megalodon (also known as Big Tooth) is the highest of all time, making it arguably the most formidable carnivore ever to have existed. view more (2008-08-04)
Grow Your Own Teeth
People who have lost or damaged teeth could soon be growing their own, thanks to a major scientific breakthrough by a start-up, Odontis Ltd, formed by King's College, London. An investment of £400,000 from NESTA (the National Endowment for Science, Technology and the Arts) - the organisation that nurtures UK creativity and innovation and the... view more... (2004-04-30)
Tetracycline plus teeth equal gray smile
Many adults over age 35 cover their mouth to avoid smiling in public in order to hide their teeth darkened by tetracycline stains. Typically, invasive as well as costly treatment options, such as veneers, crowns and bonding, served as the only treatment options to help these individuals hide such stains and boost their self-esteem. view more (2006-08-01)
Dental health improves but North-South divide exists
The image of toothless old folk is fast becoming outdated as the health of people's teeth improves, according to one of the authors of a report published today (Wednesday), who is available to be interviewed. The report also provides evidence of a North-South divide, with tooth decay more prevalent in Northern England, where people are also more... view more... (1999-09-08)
Effective relief for sensitive teeth
Those who have over-sensitive necks of teeth will know the stabbing pain encountered when eating a cold ice-cream or a pickled gherkin. Special toothpastes or mouthrinses containing fluorides bring relief. Scientists are investigating what causes them to be effective and how. "Ouch", groans the nice young lady on the TV commercial, pulling a face.... view more... (2002-03-06)
Scientists discover why teeth form in a single row
A system of opposing genetic forces determines why mammals develop a single row of teeth, while sharks sport several, according to a study published today in the journal Science. When completely understood, the genetic program described in the study may help guide efforts to re-grow missing teeth and prevent cleft palate, one of the most common... view more... (2009-02-27)
Fruit fly steps in to fight human disease
"By putting mutant genes from human patients into fruit flies, we've created the first ever fly model for this kind of neuromuscular disease," says Albena Jordanova. view more (2009-06-23)
Novel hydrogel systems for dentin regeneration
Dental caries, or tooth decay, continues to be the most prevalent infectious disease in the world, presenting significant public health challenges and socio-economic consequences. view more (2008-07-07)
Defective movement of cell's power plants implicated in commom inherited neurological disorder
Contrary to previous thinking, the inefficient movement of cell's "power plants" -- the mitochondria -- within a cell, rather than their low energy production, may be a contributing factor in the development of Charcot-Marie-Tooth disease (CMT), new research shows. view more (2007-01-17)
Kids with Cavities Overweight, Not Underweight
New evidence from pediatric dentists at the University at Buffalo has shown that, contrary to previous findings, most young children with decayed "baby" teeth are not underweight, and actually may be overweight or at risk of being overweight. view more (2006-03-22)
Bacteria that cause tooth decay able to survive without important biochemical pathway
Leave it to the bacteria that cause tooth decay to be able to live without something all cells were thought to require. view more (2005-12-14)
Cigarette smoking nearly doubles risk for root canal treatment
According to a new study appearing in the April issue of the Journal of Dental Research, cigarette smoking can lead to not only tooth discoloration and gum disease, but also a common dental procedure that helps to heal a diseased tooth-the root canal. view more (2006-02-24)
New tooth enamel dating technique
The radioactive carbon-14 produced by above-ground nuclear testing in the 1950s and 1960s is providing forensic scientists with a more precise way to determine a person's age at the time of death. view more (2005-09-15)
U of A researcher has rare evidence of dinosaur cannibalism
University of Alberta researcher Phil Bell has found 70 million year old evidence of dinosaur cannibalism. view more (2009-10-07)
Chronic gum disease associated with tongue cancer
Men with chronic gum disease may have an increased risk of tongue cancer, regardless of whether they smoke, according to a report in the May issue of Archives of Otolaryngology-Head & Neck Surgery, one of the JAMA/Archives journals. view more (2007-05-22)
Marine Biology Mystery Solved: Function of "Unicorn" Whale's 8-foot Tooth Discovered
Today, Harvard School of Dental Medicine (HSDM) researcher Martin Nweeia, DMD, DDS, answers a marine science question that has eluded the scientific community for hundreds of years: why does the narwhal, or "unicorn," whale have an 8-foot-long tooth emerging from its head, and what is its function? view more (2005-12-14)
Forsyth scientists wiping out tooth decay through school-based cavities prevention program
Today, during the 85th General Session of the International Association for Dental Research, Forsyth Institute scientists are reporting that they have developed an effective program for eliminating cavities. view more (2007-03-22)
Gum Disease in Postmenopausal Women Linked to Oral Bone Loss
A study conducted in a large sample of postmenopausal women by University at Buffalo epidemiologists has provided new information on the prevalence of certain gum-disease-causing oral bacteria in this population and the association of the bacteria with oral bone loss. view more (2007-06-18)
Methamphetamine: Use, as well as "meth mouth," on the rise
t's cheap, addictive and can harm your smile for life. Its use is also rapidly increasing both nationally and world-wide. It is methamphetamine. According to the National Survey on Drug Use and Health, more than 12 million Americans age 12 and older reported they had tried methamphetamine at least once in their lifetime. view more (2006-10-09)
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