Dentistry News and Research

Latest Dentistry News and Research

Study suggests cirrhosis and liver disease nearly inevitable for people with hep C

Nearly 80 percent of chronic hepatitis C sufferers who have the disease for several decades will develop cirrhosis or end-stage liver disease later in life, according to a study published today in the American Gastroenterological Association (AGA) journal Clinical Gastroenterology and Hepatology.

1 Sep 2005

When it comes to inflammation, too much of a good thing can be deadly

In some severely injured patients, this normal healing process can develop into a lethal, whole-body response, including bloodstream infection (sepsis) and multiple organ failure. How and why inflammation turns from healing to harming is still mysterious, so doctors can't accurately predict how each injured patient will fare.

31 Aug 2005

Blocking Hutchinson-Gilford progeria syndrome (HGPS) with anticancer drugs

A class of anticancer drugs currently being evaluated in phase 3 clinical trials may also be an effective treatment for Hutchinson-Gilford progeria syndrome (HGPS), a fatal genetic disorder that causes premature aging.

29 Aug 2005

Dental problems caused by radiation, chemotherapy should be treated before a child undergoes immunosuppression as part of bone marrow transplantation therapy

Many children who undergo bone marrow transplantation (BMT) as part of cancer treatment already have dental abnormalities that leave them vulnerable to potentially life-threatening bacterial infections, according to investigators at St. Jude Children's Research Hospital. A report on this study appears in the prepublication online edition of Bone Marrow Transplantation.

29 Aug 2005

Drugs known as farnesyltransferase inhibitors (FTIs) may hold promise for premature aging disorder

In a surprising development, a research team led by the National Human Genome Research Institute (NHGRI), has found that a class of experimental anti-cancer drugs also shows promise in laboratory studies for treating a fatal genetic disorder that causes premature aging.

29 Aug 2005

High-dose anticancer chemotherapy and total body irradiation during childhood can damage developing teeth

Research published by the University of Helsinki, Finland, indicates that cytostatic and radiation therapies administered before stem cell transplantation often damage children's permanent teeth.

29 Aug 2005

First direct evidence that endorphins play a role in the phenomenon known as the placebo effect

Just thinking that a medicine will relieve pain is enough to prompt the brain to release its own natural painkillers, and soothe painful sensations, a new University of Michigan study finds.

23 Aug 2005

Heart healthy habits are good for oral health

Heart healthy habits are good for oral health, too, according to a new study published in the current issue of the Journal of Periodontology, the official publication of the American Academy of Periodontology.

22 Aug 2005

The use of salt fluoridation to prevent dental caries

A new book from the Pan American Health Organization (PAHO) shows how salt fluoridation has proven to be one of the most cost-effective public health interventions in history and shows countries how to implement programs of their own.

16 Aug 2005

Enzyme called matriptase, when left to its own devices, can cause cance

Scientists at the National Institute of Dental and Craniofacial Research (NIDCR) and colleagues report in animal studies that a single, scissor-like enzyme called matriptase, when left to its own devices, can cause cancer.

16 Aug 2005

New hope for those deaf from immune system attack

A new study may one day help those deafened by immune system attack, and possibly also lead to a test that could show which patients may be helped by immediate steroid treatment.

16 Aug 2005

Crystal meth crackdown - families back tougher sentences

Many Canadians families affected by crystal methamphetamine abuse, are in support of longer jail sentences for dealers and users of the drug.

15 Aug 2005

Faster and more objective way to examine the surfaces of fossilized teeth

Using a powerful microscope and computer software, a team of scientists from Johns Hopkins, the University of Arkansas, Worcester Polytechnic Institute and elsewhere has developed a faster and more objective way to examine the surfaces of fossilized teeth, a practice used to figure out the diets of our early ancestors.

10 Aug 2005

Endorphin system may hold the key to understanding and treating bulimia nervosa

The role of the brain's opioid receptor system - or endorphin system - may hold the key to understanding and treating bulimia nervosa, according to research reported in the Society of Nuclear Medicine's August issue of the Journal of Nuclear Medicine.

9 Aug 2005

People with prehypertension are at much higher risk of heart attack

Normal blood pressure is lower than 120/80 millimeters of mercury (mm Hg). Prehypertension is systolic blood pressure between 120 and 139 and/or diastolic pressure between 80 and 89 mm Hg. (Systolic pressure is the force in the arteries when the heart beats and diastolic pressure is the force when the heart is at rest.) Hypertension is blood pressure 140/90 mm Hg or higher.

4 Aug 2005

Exposure to secondhand smoke can increase your chances of getting heart disease

In a study of women smokers, those whose spouses also smoked had a higher risk of stroke than those married to nonsmokers, according to a study in Stroke: Journal of the American Heart Association.

4 Aug 2005

Table salt fluoridation can reduce the prevalence of dental caries

Table salt fluoridation can reduce the prevalence of dental caries up to 84 percent, according to a new book published by the Pan American Health Organization (PAHO), "Promoting Oral Health: The Use of Salt Fluoridation to Prevent Dental Caries".

4 Aug 2005

New insights into dietary divergences between some of our human ancestors

A Penn State researcher is part of the team that developed techniques that have generated insights into dietary divergences between some of our human ancestors, allowing scientists to better understand the evolutionary path that led to the modern-day diets that humans consume.

3 Aug 2005

Robotic human jaw

A robotic human jaw, under collaborative development by Massey engineers, will have applications for both medical and food technological research.

2 Aug 2005

Stress delays wound healing

Wound healing is slow when an animal is stressed, but extra oxygen almost completely reverses the effect, according to researchers at the University of Illinois at Chicago.

28 Jul 2005