 Archive
- Periodontal Bacteria Associated with Oral Bone Loss in Postmenopausal Women
(Posted 06/25/07)
Cross-sectional study finds that infections with four species of subgingival bacteria were associated with bone loss in the oral cavity, but further research is needed to clarify the complex associations between periodontal disease and systemic bone loss.
- Study Suggests Chronic Periodontitis May Increase Risk for Tongue Cancer
(Posted 05/25/07)
Case-control study indicates that alveolar bone loss, on a per-millimeter basis, may be associated with increased risk of tongue cancer in men, but further studies are needed to validate this finding.
- National Survey Shows Increase in Early Childhood Caries
(Posted 05/07/07)
New research from the CDC finds dental caries rose four percent over the past decade for children between ages 2 to 5.
- Patient-to-Patient Transmission of Hepatitis B Virus Reported in Dental Setting
(Posted 04/10/07)
Actual mechanism of the patient-to-patient transmission in an oral surgeon's operatory is undetermined, but universal HBV vaccination may have prevented the infection.
- Study Claims Increased Dietary Vitamin C May Reduce Oral Cancer Risk
(Posted 03/28/07)
A long-term evaluation of male health professionals finds that increased intake of vitamin C from dietary sources, but not supplements, was associated with lower risk of oral premalignant lesions.
- Improved Endothelial Function in Patients Receiving Intensive Periodontal Treatment
(Posted 03/08/07)
Study finds that intensive periodontal therapy improves endothelial function in adult patients with severe periodontitis, but further research is still needed.
- Japanese Scientists Develop Tooth Structures in Mice from Single Cells
(Posted 02/28/07)
New study uses bioengineered tooth germ to develop structurally correct teeth in
adult mice.
- Percutaneous Injury Prevention in Dental Settings
(Posted 02/13/07)
New surveillance study suggests needlesticks are still prevalent in dental practice, but many could be reduced by using
safety-enhanced devices and implementing safer work practice controls.
- Communication Between Health Care Providers and Patients: Addressing the Challenges of Limited Oral Health Literacy
(Posted 02/02/07)
Patients of all ages and ethnicities, even ones with high education levels, may have less than
optimal health literacy.
- New Advisory Cautions Against Early Cessation of Antiplatelet Therapy for Patients with Drug-Eluting Stents
(Posted 01/24/07)
Advisory panel recommends that patients with drug-eluting stents defer elective procedures with significant risks of bleeding until antiplatelet therapy is completed.
- Using Software to Screen Panoramic Radiographs for Osteoporosis
Risk Assessment
(Posted 01/10/07)
New research suggests software measurements of mandibular cortex width in panoramic radiographs could help identify patients at risk for osteoporosis.
- Salivary Diagnostics and Breast Cancer Screening
(Posted 12/20/06)
Researchers are developing tests to detect a breast cancer biomarker in saliva.
- Salivary Diagnostics—Comparing Salivary Protein to Salivary mRNA
(Posted 12/20/06)
Investigators confirm that proteins and messenger RNA co-exist in saliva, indicating that both may be useful for diagnosing and monitoring diseases.
- An Evaluation of Periodontal Disease and Pancreatic Cancer Risk in Men
(Posted 12/01/06)
Preliminary study indicates that men between ages 40 and 75 with a history of periodontal disease could be at increased risk of developing pancreatic cancer, but more research is needed.
- Systematic Review Finds Home-Use Tooth Whiteners Have Short-Term Effectiveness, But Long-Term Evaluations Still Needed
(Posted 11/09/06)
New systematic evaluation of over-the-counter and dentist-dispensed tooth whiteners for home use found differences in product effectiveness were due to levels of active ingredients.
- FDA Approves Claim That Bottled Water with Fluoride Reduces Caries Risk
(Posted 10/26/06)
New labeling will assist consumers in identifying bottled water containing
0.6 to 1.0 mg/L fluoride.
- Study Finds Increased Adherence of Streptococcus Mutans to Composite Materials
(Posted 10/06/06)
Research evaluates adhesion of S. mutans to a variety of dental materials—including
titanium, gold, amalgam alloy and composite—in the absence and presence of saliva.
- Supporting Further Review of the Scientific Evidence on Restorative Materials
(Posted 09/15/06)
An overview of ADA testimony to a recent meeting of a public advisory committee of the Food and Drug Administration.
- Exploring the Association Between Dental and Arterial Plaque
(Posted 08/28/06)
A discussion of the association between periodontal disease and cardiovascular diseases.
- Severe Pain in Patients Taking the Oral Bisphosphonates Fosamax and Actonel
(Posted 08/09/06)
The FDA reports extreme and disabling bone, joint and muscle pain as another adverse reaction in some patients taking Fosamax and Actonel.
- New ADA Report Offers Evidence-Based Clinical Recommendations for Professionally Applied Topical Fluoride
(Posted 08/09/06)
The clinical recommendations, published in the August JADA and at ADA.org, indicate that professionally applied topical fluoride should be considered as a caries-preventive method for moderate- and high-risk patients of all ages, including children under 6 and adults over 18.
- Prevention Magazine Looks at Water Fluoridation
(Posted 07/18/06)
Science in the News clarifies some misinformation presented in Prevention magazine's August cover story on the safety and effectiveness of community water fluoridation.
- New Study Explores Bisphenol A Exposure and Prostate Cancer
(Posted 06/14/06)
A research study finds that bisphenol A exposure may predispose laboratory rats to precancerous prostate lesions, but there is no evidence to suggest a link between any adverse health condition and bisphenol A leached out of dental sealants.
- Reports Address Osteonecrosis of the Jaw in Patients Receiving
Bisphosphonate Therapy
(Posted 05/09/06)
Novartis and the American Academy of Oral Medicine have developed new recommendations for dental treatment of patients taking bisphosphonates.
- Two New Clinical Studies Support the Safety and Use of Dental Amalgam in Children
(Posted 04/19/06)
Two new studies evaluate overall health effects of dental amalgam in children.
- National Research Council Issues Report on
EPA Standards for Fluoride in Drinking Water
(Posted 04/19/06)
A new report reviews toxicologic, epidemiologic and exposure
data relating to high levels of naturally occurring fluoride
in drinking water.
- Acidic Beverages Can Erode Exposed Root Surfaces, New Study Claims
(Posted 03/24/06)
A new laboratory study from the University of Iowa investigates the erosion potential
of acidic beverages on the root surfaces of extracted teeth.
- Study Finds Smokers at Greater Risk for Root Canal Treatment
(Posted 03/03/06)
Cigarette smoking can nearly double the risk of needing a root canal, investigators report.
- Study Supports Fluoride Varnish in Reducing Early Childhood Caries
(Posted 02/16/06)
Fluoride varnish can reduce the incidence of tooth decay in young children, according to new research from the University of California-San Francisco.
- New CDC Study Identifies Potential Link Between Tooth Loss and Heart Disease
(Posted 01/31/2006)
A recent study from the Centers for Disease Control and Prevention suggests that individuals with fewer teeth may be more susceptible to heart disease.
- More Dentists Seeing Patients with “Meth Mouth”
(Posted 01/12/06)
The growing problem of methamphetamine abuse has more dentists witnessing the rampant tooth decay known as "meth mouth," a common side effect of meth addiction.
- New Surgeon General’s Report Outlines Dangers of Exposure to Secondhand Smoke
(Posted 07/11/06)
A new report from the Surgeon General finds consistent evidence that there is no risk-free level of exposure to secondhand smoke.
- Federal Agencies Issue Planning Checklist for Pandemic Influenza
(Posted 12/16/05)
The Department of Health and Human Services and the CDC have developed a planning checklist to assist large businesses in preparing for the possibility of a pandemic outbreak of influenza.
- Cheek-Cell Test Under Development for Early Detection of Lung Cancer
(Posted 12/08/05)
Perceptronix, a Canadian company, is developing a new test that uses inner cheek cells to screen patients at high risk of developing lung cancer.
- Home-Use HIV Test Under FDA Consideration
(Posted 11/18/05)
OraSure Technologies is in discussions with the Food and Drug Administration to obtain over-the-counter status for the OraQuick ADVANCE Rapid HIV Antibody Test, a rapid test that screens oral fluids for HIV antibodies.
- Gene Therapy for Prevention of Oral Cancer
(Posted 11/09/05)
Colgate-Palmolive and Introgen Therapeutics, a Texas-based biotechnology company, have announced a professional alliance to incorporate gene therapy into oral health products for treating and preventing oral cancers.
- Study Suggests Botox May Provide Relief for Patients with Trigeminal Neuralgia
(Posted 11/04/05)
A recent pilot study found that Botox (botulinum-A neurotoxin) may be effective in treating patients with the intense facial pain known as trigeminal neuralgia.
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Science in the News is a service by the American Dental Association (ADA) to present current information about science topics in the news. The ADA is a professional association of dentists committed to the public's oral health, ethics, science and professional advancement; leading a unified profession through initiatives in advocacy, education, research and the development of standards. As a science-based organization, the ADA's evaluation of the scientific evidence may change as more information becomes available. Your thoughts would be greatly appreciated.
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