Dentistry News and Research

Latest Dentistry News and Research

Maternal beef consumption associated with lower sperm concentration

New research has shown that women who ate a lot of beef while pregnant had sons who were more likely to suffer from poor sperm quality as adults, and it suggests that the growth promoters used in cattle may play a role in these men's reduced fertility.

2 Apr 2007

Monthly premiums for low-cost health plans in Massachusetts fell by 8% in second round of bidding

Monthly premiums for the four lowest-cost health plans submitted to the Massachusetts Commonwealth Health Insurance Connector Authority decreased by an average of 8% in the second round of bidding, the Boston Globe reports.

2 Apr 2007

Counseling by student-dentists helps patients quit smoking

Students in most dental schools are taught to refer tobacco-using patients they encounter in their clinical training to call a "quit line."

27 Mar 2007

Study describes how estradiol helps to maintain bone density

Researchers at the University at Buffalo have described a novel pathway by which estradiol, the primary estrogen in humans, aids in maintaining bone density, a function critical to avoiding osteoporosis.

25 Mar 2007

AACR's Sixth Annual Landon Awards recognize Richard Kolodner, Douglas Lowy and John Schiller

Scientists whose discoveries have led to fundamental advances in the science and treatment of cancer are the recipients of two prestigious international prizes offered by the Kirk A. and Dorothy P. Landon Foundation and the American Association for Cancer Research.

22 Mar 2007

Osteoporosis: sensitivity and specificity of dental radiographs

Researchers in the Academic Center for Dentistry Amsterdam have created a unique way of identifying patients at risk of osteoporosis by using ordinary dental x-rays. Professor Paul F. van der Stelt and his team developed the largely automated approach to detecting the disease during a three-year, EU-funded collaboration with the Universities of Manchester, Athens, Leuven, and Malmo.

22 Mar 2007

For healthier patients, create happier doctors

Rochester doctors are putting to the test the idea that less stressed, more fulfilled physicians offer improved care to their patients.

6 Mar 2007

Ink-jet printing of bone

A modified ink-jet printer can be used to directly print layer upon layer of artificial bone for quick-fix grafts used in reconstructive surgery.

4 Mar 2007

Treatment for gum disease could also help the heart

Scientists at University College London (UCL) have conducted the first clinical trial to demonstrate that an intensive treatment for periodontitis (gum disease) directly improves the health of blood vessels.

4 Mar 2007

Sugar substitute Xylitol reduces risk of cavities

The sugar substitute xylitol affects the bacterial composition of the oral cavity even in low doses. On the other hand, a relatively high intake is needed to counteract the production of acid between the teeth, according to Pernilla Lif Holgerson in the dissertation she will defend at Umea University in Sweden on February 23.

15 Feb 2007

People from lower socioeconomic backgrounds worse off following heart attack

People from lower socioeconomic backgrounds who suffer a heart attack come to the emergency department more often, are less likely to be treated aggressively and have higher mortality rates a year after the attack, says new University of Alberta research that has important implications for access to cardiac care.

13 Feb 2007

Some doctors do not tell patients about treatments they oppose

Some physicians do not tell patients about treatments -- such as contraception, abortion or sedation for dying patients -- that they are morally opposed to, according to a study published in the Feb. 8 edition of the New England Journal of Medicine, the Washington Post reports.

13 Feb 2007

New approach to nerve repair with novel silk-based products

A new company, Neurotex Ltd, has been established to develop novel silk-based products that have the potential to provide a new generation of nerve repair materials and treatments.

12 Feb 2007

Natural gum improves gold nanoparticles for cancer imaging

Gold nanoparticles have shown significant promise as agents to detect and treat cancer, but researchers have had difficulty creating gold nanoparticles that have suitable pharmacological properties for use in humans.

12 Feb 2007

FDA efforts to improve prescription drug safety encouraging

FDA is "making encouraging moves to strengthen its regulation of drugs that are already on the market," but the "changes fall far short of what's needed to protect millions of unsuspecting patients whose adverse effects may show up only after years of use," a New York Times editorial states.

6 Feb 2007

New therapy teaches pain coping for those suffering from common jaw disorder

A new supplemental therapy that teaches pain coping and biofeedback skills can reduce pain, the potential for chronic pain and health-care costs for millions of Americans suffering from a common jaw disorder, UT Southwestern Medical Center researchers have found.

5 Feb 2007

Gums produce substances that lead to degeneration of the jawbone

Our gums' own cells produce the substances that lead to the degeneration of the jawbone. This is one of the findings in a dissertation that Py Palmqvist defended at Umea University in Sweden recently.

24 Jan 2007

Doubt cast on the psychological health gains from orthodontic treatment

A major 20-year study by psychologists and dentists has cast doubt on the assumption that orthodontic treatment improves psychological well-being.

From The University of Manchester 23 Jan 2007

New study on Body Dysmorphic Disorder

In a new study on Body dysmorphic disorder (BDD) - a distressing or impairing preoccupation with an imagined or slight defect in one's appearance - researchers from Bradley Hospital and Brown Medical School found that individuals who are concerned about their weight are more impaired than those whose appearance-concerns are not weight-related.

10 Jan 2007

Effects of lactation on alveolar bone loss in experimental periodontitis

Mothers who breastfeed should be sure to have enough Calcium in their diet, or may risk bone loss around their teeth and gums, according to a new study that appears in the January issue of the Journal of Periodontology (JOP).

9 Jan 2007