Dentistry News and Research

Latest Dentistry News and Research

Abnormal hair development and apparent follicular transformation to mammary gland in the absence of Hedgehog signaling

One single molecule determines how stem cells in the hair follicle develop. A study at the Sahlgrenska Academy at Göteborg University in Sweden has shown that cells that should give rise to hair can instead give rise to mammary gland cells in mice who lack this molecule.

8 Jan 2007

Dentists could detect osteoporosis, automatically

Researchers in the School of Dentistry at The University of Manchester have created a unique way of identifying osteoporosis sufferers from ordinary dental x-rays.

From The University of Manchester 3 Jan 2007

Renegade ribonucleic acid

Researchers at Johns Hopkins have discovered that a tiny piece of genetic code apparently goes where no bit of it has gone before, and it gets there under its own internal code.

3 Jan 2007

Why COX-2 inhibitors such as Vioxx can cause heart attacks and strokes

COX-2 inhibitors are primarily used to treat pain in conditions such as arthritis. They work by blocking the COX-2 enzyme, which is expressed at sites of inflammation and underlies the production of hormones called prostaglandins which swell the joints and cause the feeling of pain.

2 Dec 2006

West Virginia pilot project would create incentive program for Medicaid beneficiaries to live healthier

The New York Times on Friday examined new revisions to the West Virginia Medicaid program that will "reward 'responsible' patients with significant extra benefits or -- as critics describe it -- punish those who do not join weight-loss or anti-smoking programs, or who miss too many appointments, by denying important services" to help reduce costs.

2 Dec 2006

Folic acid shown to prevent heart attacks and stroke

British researchers have found enough scientific evidence to support the claim that folic acid is both an easy and inexpensive way to reduce heart disease and strokes.

27 Nov 2006

New World Health Organization publication - "Fluoride in Drinking-water"

Millions of people are exposed to excessive amounts of fluoride through drinking water contaminated from natural geological sources. As a result, many suffer conditions ranging from mild dental fluorosis to crippling skeletal fluorosis.

21 Nov 2006

Tooth whiteners found to have no negative health effects

Common tooth whitening products, which have been used by millions of people, are found to be safe and do not increase the risk of oral cancer when used as directed.

20 Nov 2006

Link between common lifestyle factors, immune system and cancer

The immune system is fickle, and easily influenced by more than just viruses and bacteria. It can be swayed by the seemingly unexpected, such as by what we eat, for example, and affected by surprising sources.

13 Nov 2006

Majority of Medicare beneficiaries satisfied with prescription drug plans

Three-fourths of Medicare beneficiaries enrolled in the prescription drug benefit are satisfied with their plans, according to a recent Wall Street Journal Online/Harris Interactive poll, Wall Street Journal Online reports.

8 Nov 2006

Toyota builds employee health clinic in new factory to reduce health care costs

In an effort to contain health care spending, Toyota Motor will construct a $9 million medical clinic for employees and their families at its new San Antonio truck factory, the Detroit News reports.

8 Nov 2006

Indian Government gets it wrong about HIV Transmission

The Indian government's assumption that HIV in the country is transmitted mainly through sex, especially with commercial sex workers, is "inconsistent with evidence and very likely wrong," according to a study published in the November issue of the Royal Society of Medicine's International Journal of STD and AIDS, AFP/Yahoo! News reports.

30 Oct 2006

JAMA examines history of HIV testing

"HIV Screening in Health Care Settings: Public Health and Civil Liberties Conflict?" Journal of the American Medical Association: Lawrence Gostin, associate dean at the Georgetown University Law Center, in the Oct. 25 issue of JAMA examines the history of HIV testing and the new CDC recommendations regarding testing.

26 Oct 2006

Combo of exercise and nicotine therapy ensures smokers quit

Researchers in Austria have found a way for people to quit smoking.

25 Oct 2006

Link between antiretrovirals, leprosy probable

Increased access to antiretroviral drugs in developing countries has revealed a "startling and worrisome side effect" by exposing "hidden leprosy infection" in some HIV-positive people receiving antiretrovirals, the New York Times reports.

24 Oct 2006

New smart anti-microbial approach to preventing tooth decay

Preventing cavities could one day involve the dental equivalent of a military surgical strike. A team of researchers supported by the National Institute of Dental and Craniofacial Research report they have created a new smart anti-microbial treatment that can be chemically programmed in the laboratory to seek out and kill a specific cavity-causing species of bacteria, leaving the good bacteria untouched.

23 Oct 2006

The influence of resource pressure on medical treatment decisions

Two studies in Florida show that pressure from hospitals and insurance companies to minimize health care costs can negatively affect the quality of care for some people.

16 Oct 2006

Schwarzenegger's veto of prison condom distribution bill politically motivated

California Gov. Arnold Schwarzenegger's (R) veto last week of a bill (AB 1677) that would have allowed not-for-profit organizations to distribute condoms in prisons is "another cynical political maneuver" and a "fundamentally irresponsible choice to make the world more dangerous for inmates and civilians alike," a Los Angeles Times editorial says (Los Angeles Times, 10/5).

5 Oct 2006

88% of uninsured children live in households with a working parent

A majority of the nine million uninsured children in the U.S. live in households where at least one parent works full-time, year-round, according to a report released by the advocacy group Families USA, the AP/Seattle Post-Intelligencer reports.

3 Oct 2006