D E P A R T M E N T S:

LETTERS TO THE EDITOR:

Questionable Performance of a Questionnaire

Sok-Ja Janket, Prashanti Bollu, and Sihai Dave Zhao
J Dent Res 2008 87: e1. [Full Text] [PDF]  

Value of Predictive Values

Kaumudi Joshipura
J Dent Res 2008 87: e1. [Full Text] [PDF]  

IN MEMORIAM:

Harald A. Löe: The Fifty-sixth President of the IADR, 1979–81

Lois K. Cohen
J Dent Res 2008 87: 893. [Full Text] [PDF]  

GUEST EDITORIAL:

Improving the Clarity and Transparency of Reporting Health Research: a Shared Obligation and Responsibility

I. Needleman, D. Moher, D.G. Altman, K.F. Schulz, D.R. Moles, and H. Worthington
J Dent Res 2008 87: 894-895. [Full Text] [PDF]  

DISCOVERY!:

Is School Dental Screening a Political or a Scientific Intervention?

K.M. Milsom, M. Tickle, and A.S. Blinkhorn
The authors examine the political vs. scientific rationale for school dental screening.

J Dent Res 2008 87: 896-899. [Full Text] [PDF]  

CRITICAL REVIEWS IN ORAL BIOLOGY & MEDICINE:

Inorganic Chemistry of Defensive Peroxidases in the Human Oral Cavity

M. T. Ashby
The author focuses on the role of peroxidases in the context of oral health and disease, with an emphasis on the relevant inorganic chemistry.

J Dent Res 2008 87: 900-914. [Abstract] [Full Text] [Figures Only] [PDF]  

Host Defense Peptides in the Oral Cavity and the Lung: Similarities and Differences

G. Diamond, N. Beckloff, and L.K. Ryan
The authors examine the differences and similarities between host defense peptides in the oral cavity and the airway, to gain a better understanding of their contributions to immunity.

J Dent Res 2008 87: 915-927. [Abstract] [Full Text] [Figures Only] [PDF]  

ERRATUM:

ERRATA

J Dent Res 2008 87: 984. [Full Text] [PDF]  

R E S E A R C H  R E P O R T S:

Biological:

Effects of Low-energy Shock Waves on Oral Bacteria

K.F. Novak, M. Govindaswami, J.L. Ebersole, W. Schaden, N. House, and M.J. Novak
Low-energy extracorporeal shock-wave therapy may be bactericidal for selected oral bacteria.

J Dent Res 2008 87: 928-931. [Abstract] [Full Text] [Figures Only] [PDF]  

P. gingivalis Regulates the Expression of Cathepsin B and Cystatin C

R. Elkaim, S. Werner, L. Kocgozlu, and H. Tenenbaum
This is the first study to show that a pathogenic bacterium, P. gingivalis, modifies, at least in vitro, the imbalance between Cathepsin B and the inhibitor Cystatin C in oral epithelial cells.

J Dent Res 2008 87: 932-936. [Abstract] [Full Text] [Figures Only] [PDF] [Appendix]  

IL-6 Induces Osteoblastic Differentiation of Periodontal Ligament Cells

K. Iwasaki, M. Komaki, K. Mimori, E. Leon, Y. Izumi, and I. Ishikawa
IL-6 acts not only as an osteolytic factor, but also as a mediator of osteoblastic differentiation in periodontal ligament cells.

J Dent Res 2008 87: 937-942. [Abstract] [Full Text] [Figures Only] [PDF]  

Elevated Fluoride Products Enhance Remineralization of Advanced Enamel Lesions

J.M. ten Cate, M.J. Buijs, C. Chaussain Miller, and R.A.M. Exterkate
This is the first paper to quantify specific aspects of de/remineralization kinetics and efficacy.

J Dent Res 2008 87: 943-947. [Abstract] [Full Text] [Figures Only] [PDF]  

Neuropeptide Y Y1 Receptor Effects on Pulpal Nociceptors

J.L. Gibbs and K.M. Hargreaves
The authors describe for the first time an inhibitory function of the NPY Y1 receptor on pro-inflammatory neurotransmitter release in the dental pulp, demonstrating an important novel analgesic target for the treatment of dental pain.

J Dent Res 2008 87: 948-952. [Abstract] [Full Text] [Figures Only] [PDF]  

Effects of Ultrasound Modes on Mandibular Osteodistraction

T.H. El-Bialy, R.F. Elgazzar, E.E. Megahed, and T.J. Royston
Bond formation by rapid distraction osteogenesis of the mandibular bone can be improved with both pulsed and continuous ultrasound.

J Dent Res 2008 87: 953-957. [Abstract] [Full Text] [Figures Only] [PDF]  

Clinical:

Cathepsin C Gene Variants in Aggressive Periodontitis

B. Noack, H. Görgens, U. Hempel, J. Fanghänel, Th. Hoffmann, A. Ziegler, and H.K. Schackert
CTSC gene variants contribute to increased susceptibility in generalized aggressive periodontitis.

J Dent Res 2008 87: 958-963. [Abstract] [Full Text] [Figures Only] [PDF] [Appendix]  

Protein Antigen in Serotype k Streptococcus mutans Clinical Isolates

K. Nakano, R. Nomura, H. Nemoto, J. Lapirattanakul, N. Taniguchi, L. Grönroos, S. Alaluusua, and T. Ooshima
The absence of 190-kDa cell-surface protein expression, low cellular hydophobicity, and phagocytosis susceptibility are common bacterial properties associated with S. mutans serotype k strains, which may be associated with virulence for infective endocarditis.

J Dent Res 2008 87: 964-968. [Abstract] [Full Text] [Figures Only] [PDF] [Appendix]  

Affluent Neighborhoods Reduce Excess Risk of Tooth Loss among the Poor

A.E. Sanders, G. Turrell, and G.D. Slade
Low-income adults appear to benefit from living in affluent areas, while wealthier adults living in poor neighborhoods do not lose their oral health advantage.

J Dent Res 2008 87: 969-973. [Abstract] [Full Text] [Figures Only] [PDF] [Appendix]  

Biomaterials & Bioengineering:

Limited Decalcification/Diffusion of Self-adhesive Cements into Dentin

F. Monticelli, R. Osorio, C. Mazzitelli, M. Ferrari, and M. Toledano
The authors investigated whether resin cement diffusion into prepared dentin surfaces would differ as a function of the pre-treatment regimen.

J Dent Res 2008 87: 974-979. [Abstract] [Full Text] [Figures Only] [PDF]  

Silica Nanoparticles to Polish Tooth Surfaces for Caries Prevention

R.M. Gaikwad and I. Sokolov
The authors demonstrate the advantages of using silica nanoparticles as abrasives for tooth polishing.

J Dent Res 2008 87: 980-983. [Abstract] [Full Text] [Figures Only] [PDF] [Appendix]  

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