abstract：BACKGROUND AND OBJECTIVE:The effect of enamel matrix derivative (EMD) on bone differentiation remains unclear. Transforming growth factor beta1 (TGF-beta1) is reported to be contained in EMD. The aim of this study was to clarify the effect of EMD on osteoblastic cell differentiation and the possible role of TGF-beta1. ...

journal_title：Journal of periodontal research

authors： Hama H,Azuma H,Seto H,Kido J,Nagata T

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Irsogladine maleate counters gap junctional intercellular communication reduction induced by interleukin-8 or Actinobacillus actinomycetemcomitans in cultured human gingival epithelial cells. Interleukin-1 beta is involved in periodontal disease. Little is known, however, about the effect of in...

journal_title：Journal of periodontal research

authors： Fujita T,Ashikaga A,Shiba H,Kajiya M,Kishimoto A,Hirata R,Tsunekuni N,Hirono C,Kawaguchi H,Shiba Y,Kurihara H

更新日期：2008-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Osteogenic proteins of the transforming growth factor-beta superfamily induce periodontal tissue regeneration in animal models, including primates. To our knowledge, no studies have been performed in periodontal regeneration using the transforming growth factor-beta 3 isoform. In the present st...

journal_title：Journal of periodontal research

authors： Teare JA,Ramoshebi LN,Ripamonti U

更新日期：2008-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:High-mobility-group box 1 functions as a late-phase inflammatory mediator. It can be released extracellularly by macrophages and necrotic cells through lipopolysaccharide and tumor necrosis factor-alpha. The objective of this study was to clarify the source of high-mobility-group box 1 in chron...

journal_title：Journal of periodontal research

authors： Morimoto Y,Kawahara KI,Tancharoen S,Kikuchi K,Matsuyama T,Hashiguchi T,Izumi Y,Maruyama I

更新日期：2008-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Recent data have suggested that in the past 15 years there has been a dramatic increase in the incidence of diabetes mellitus in the USA. However, evidence suggests that approximately one-third of diabetes cases remain undiagnosed. Because 60% of Americans see a dentist at least once per year f...

journal_title：Journal of periodontal research

authors： Borrell LN,Kunzel C,Lamster I,Lalla E

更新日期：2007-12-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:beta defensin antimicrobial peptides are important in epithelial innate immunity, and their differential expression is associated with periodontal diseases. The aims of this study were to determine the mRNA expression of human beta defensin-1 and -2 in the gingival tissue of patients with gingi...

journal_title：Journal of periodontal research

authors： Vardar-Sengul S,Demirci T,Sen BH,Erkizan V,Kurulgan E,Baylas H

更新日期：2007-10-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Although induction of heme oxygenase-1 by H2O2 has been reported, the protective role of heme oxygenase-1 against the cytotoxic and osteoclastogenic effects of H2O2 have not been elucidated in human periodontal ligament cells. The aim of this work was to investigate the defense mechanism of hem...

journal_title：Journal of periodontal research

authors： Pi SH,Kim SC,Kim HT,Lee HJ,Lee SK,Kim EC

更新日期：2007-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Alveolar bone resorption is a characteristic feature of periodontal diseases and involves removal of both the mineral and the organic constituents of the bone matrix, a process mainly carried out by multinucleated osteoclast cells. (-)-Epigallocatechin gallate, the main constituent of green tea...

journal_title：Journal of periodontal research

authors： Yun JH,Kim CS,Cho KS,Chai JK,Kim CK,Choi SH

更新日期：2007-06-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Inducible nitric oxide synthase (iNOS) activity is known to regulate the immune response. The present study was carried out to determine the effect of L-N6-(1-iminoethyl)-lysine (L-NIL), an iNOS inhibitor, on the induction of immune response to Actinobacillus actinomycetemcomitans lipopolysacc...

journal_title：Journal of periodontal research

authors： Sosroseno W,Musa M,Ravichandran M,Fikri Ibrahim M,Bird PS,Seymour GJ

更新日期：2007-04-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:In periodontitis, matrix metalloproteinases (MMPs) are upregulated in response to locally released inflammatory cytokines, resulting in pathologic processes. Roxithromycin is a 14-membered ring macrolide antibiotic with broad-spectrum antibacterial effects against oral pathogens and immunomodul...

journal_title：Journal of periodontal research

authors： Oyama T,Matsushita K,Sakuta T,Tokuda M,Tatsuyama S,Nagaoka S,Torii M

更新日期：2007-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:The origin of cells in the mature periodontium, and the location of their progenitors, are still unknown. It is also unknown whether inflammation influences the number and distribution of these cells within the periodontium. Molecules such as STRO-1, CD146 and CD44 have been identified on a var...

journal_title：Journal of periodontal research

authors： Chen SC,Marino V,Gronthos S,Bartold PM

更新日期：2006-12-01 00:00:00

abstract：BACKGROUND/OBJECTIVES:Proinflammatory cytokines such as interleukin-1beta are known to be synthesized in oral gingivitis and periodontitis and lead to the activation of the transcription factor nuclear factor-kappaB (NF-kappaB). Although numerous effects of interleukin-1beta on mesenchymal cells are known, e.g. up-regu...

journal_title：Journal of periodontal research

authors： Steinberg T,Dannewitz B,Tomakidi P,Hoheisel JD,Müssig E,Kohl A,Nees M

更新日期：2006-10-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Regulation of epithelial cell behavior associated with periodontitis is not well elucidated but many responses will ultimately be regulated by growth factor receptors. Using a rat experimental periodontitis model, protein and gene expression of select growth factor receptors in junctional and p...

journal_title：Journal of periodontal research

authors： Ekuni D,Firth JD,Putnins EE

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Enamel matrix derivative (EMD) is used clinically to promote periodontal tissue regeneration, and it has been reported that EMD can induce the formation of osteoclasts in mouse marrow cultures. In the present study, we investigated the mechanisms of EMD-induced osteoclast formation using a mous...

journal_title：Journal of periodontal research

authors： Itoh N,Kasai H,Ariyoshi W,Harada E,Yokota M,Nishihara T

更新日期：2006-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Enamel matrix derivative (EMD), extracted from porcine tooth buds, has been shown to promote periodontal healing in patients with severe periodontitis. This involves modulation of the inflammatory response followed by the onset of periodontal regeneration. Based on these observations, we examin...

journal_title：Journal of periodontal research

authors： Myhre AE,Lyngstadaas SP,Dahle MK,Stuestøl JF,Foster SJ,Thiemermann C,Lilleaasen P,Wang JE,Aasen AO

更新日期：2006-06-01 00:00:00

abstract：BACKGROUND:A tumor-necrosis factor-alpha (TNF-alpha) antagonist, the WP9QY peptide, was designed based on the crystal structure of the TNF-beta/TNF-receptor complex in order to overcome the disadvantages of macromolecules such as antibodies or soluble receptors by reducing the molecular size of TNF-alpha antagonists. I...

journal_title：Journal of periodontal research

authors： Suzuki Y,Aoki K,Saito H,Umeda M,Nitta H,Baron R,Ohya K

更新日期：2006-04-01 00:00:00

abstract：OBJECTIVES:Heat shock protein (HSP) can be utilized as a vaccine to cross-protect against multiple pathogenic species. The present study was performed to evaluate Porphyromonas gingivalis heat shock protein 60 (HSP60) as a vaccine candidate to inhibit multiple bacteria-induced alveolar bone loss. MATERIAL AND METHODS:...

journal_title：Journal of periodontal research

authors： Lee JY,Yi NN,Kim US,Choi JS,Kim SJ,Choi JI

更新日期：2006-02-01 00:00:00

abstract：BACKGROUND AND OBJECTIVES:Retinoic acid (RA) exerts a wide variety of effects on development, cellular differentiation and homeostasis in various tissues. However, little is known about the effects of RA on the differentiation of periodontal ligament cells. In this study, we investigated whether RA can affect the dexam...

journal_title：Journal of periodontal research

authors： Shibuya N,Nemoto E,Kanaya S,Kunii R,Shimauchi H

更新日期：2005-12-01 00:00:00

abstract：OBJECTIVES:Reactive oxygen species (ROS) are implicated in the destruction of the periodontium during inflammatory periodontal diseases. The imbalance in oxidant/antioxidant activity may be a key factor in the damaging effects of ROS. This study aimed to determine the lipid peroxidation levels in gingival crevicular fl...

journal_title：Journal of periodontal research

authors： Tsai CC,Chen HS,Chen SL,Ho YP,Ho KY,Wu YM,Hung CC

更新日期：2005-10-01 00:00:00

abstract：OBJECTIVE:The responsiveness of the sympathetic nervous system (SNS) and the hypothalamic--pituitary--adrenal (HPA) axis plays a major role in immune regulation and for the outcome of infections and inflammatory disorders. This study was designed to investigate whether chemical SNS denervation with the noradrenaline-se...

journal_title：Journal of periodontal research

authors： Breivik T,Gundersen Y,Opstad PK,Fonnum F

更新日期：2005-08-01 00:00:00

abstract：OBJECTIVES:Distinct periodontal phenotypes have been identified by cluster analysis, which is an explorative method with very low external validity. The aim of the present study was to investigate variance components of facial gingival thickness in young adults with mild gingivitis. MATERIAL AND METHODS:Thirty-three n...

journal_title：Journal of periodontal research

authors： Müller HP,Könönen E

更新日期：2005-06-01 00:00:00

abstract：BACKGROUND:Parotid secretory protein (PSP) is a major salivary protein that is thought to possess both antibacterial and anti-inflammatory activity. A major question is whether PSP expression can be regulated by humoral factors and bacteria. Periodontitis is an inflammatory lesion initiated by interaction between gingi...

journal_title：Journal of periodontal research

authors： Shiba H,Venkatesh SG,Gorr SU,Barbieri G,Kurihara H,Kinane DF

更新日期：2005-04-01 00:00:00

abstract：BACKGROUND:Recent epidemiological studies have shown that individuals with periodontitis have a significantly increased risk of developing coronary heart disease. In addition to conventional risk factors, chronic infection and subsequent production of systemic inflammatory markers may be associated with this increased ...

journal_title：Journal of periodontal research

authors： Yamazaki K,Honda T,Oda T,Ueki-Maruyama K,Nakajima T,Yoshie H,Seymour GJ

更新日期：2005-02-01 00:00:00

abstract：OBJECTIVE:The purpose of this study was to evaluate the presence of factor XIIIa+ dendritic cells and S-100 protein+ Langerhans' cells in the gingival epithelium and connective tissue of periodontal pockets, before and after non-surgical periodontal therapy. BACKGROUND:The microbial flora in periodontal pockets provok...

journal_title：Journal of periodontal research

authors： Dereka XE,Tosios KI,Chrysomali E,Angelopoulou E

更新日期：2004-12-01 00:00:00

abstract：BACKGROUND:The role of water in the etiology of periodontal disease is poorly understood. OBJECTIVES:The objective of this study was to examine the association amongst water softness, risk for periodontitis, and smoking status. METHODS:We examined the association between use of water 'softening and conditioning syste...

journal_title：Journal of periodontal research

authors： Wood N,Johnson RB

更新日期：2004-12-01 00:00:00

abstract：BACKGROUND:Alveolar bone resorption is a characteristic feature of periodontal diseases and involves the removal of both the mineral and organic constituents of the bone matrix, which is caused by either multinucleated osteoclast cells or matrix metalloproteinases (MMPs). The gram-negative bacterium, Porphyromonas ging...

journal_title：Journal of periodontal research

authors： Yun JH,Pang EK,Kim CS,Yoo YJ,Cho KS,Chai JK,Kim CK,Choi SH

更新日期：2004-10-01 00:00:00

abstract：BACKGROUND:Porphyromonas gingivalis, a black-pigmented, gram-negative anaerobe, is found in periodontitis lesions and its presence in subgingival plaque significantly increases the risk for periodontitis. We have previously shown that patients with aggressive forms of periodontitis that are seropositive for P. gingival...

journal_title：Journal of periodontal research

authors： Califano JV,Chou D,Lewis JP,Rogers JD,Best AM,Schenkein HA

更新日期：2004-08-01 00:00:00

abstract：OBJECTIVES:Previous studies have suggested an association between chronic infection and cardiovascular disease, and combined infection/inflammation is frequently related with hypertriglyceridemia, which may be a risk factor of cardiovascular disease. In fact, experimental transient or intermittent administration of lip...

journal_title：Journal of periodontal research

authors： Uchiumi D,Kobayashi M,Tachikawa T,Hasegawa K

更新日期：2004-04-01 00:00:00

abstract：OBJECTIVE:To study the expression and role in vigabatrin (VGB)-induced gingival enlargement of Ki-67 antigen and p27KIP1, p21WAF1, and p53, proteins that activate or inhibit cell-cycle progression. MATERIALS AND METHODS:Six patients treated with VGB for partial epileptic seizures refractory to classic anticonvulsant t...

journal_title：Journal of periodontal research

authors： Mesa F,Aguilar M,Gonzalez-Moles MA,Guerrero A,Sanchez-Alvarez JC,Del Moral RG,O'Valle F

更新日期：2004-02-01 00:00:00

abstract：BACKGROUND:Mast cells are a prominent cell type in the gingival infiltrate in periodontitis. In this study we examined the expression by gingival mast cells of matrix metalloproteinases, MMP-1, MMP-2, MMP-8 and the tissue inhibitors of metalloproteinases, TIMP-1 and TIMP-2. METHODS:Gingival specimens from 12 human imm...

journal_title：Journal of periodontal research

authors： Naesse EP,Schreurs O,Helgeland K,Schenck K,Steinsvoll S

更新日期：2003-12-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:Dental rubber dams (RDs) were used as barrier membranes in guided tissue regeneration for the treatment of periodontal intraosseous defects with acceptable clinical results. The aim of the present study was to investigate the effects of autoclave sterilization on properties of RD as related to ...

journal_title：Journal of periodontal research

authors： Apinhasmit W,Limsombutanon S,Swasdison S,Suppipat N

更新日期：2003-10-01 00:00:00

abstract：BACKGROUND:Races and Gm(23) allotypes can modify the serum levels of IgG subclasses. The average serum levels of IgG subclasses of African-Americans have been reported to be higher than those of Caucasians in both healthy young adults and patients with aggressive periodontitis; Gm(23)-positive subjects generally had hi...

journal_title：Journal of periodontal research

authors： Chung HY,Lu HC,Chen WL,Lu CT,Yang YH,Tsai CC

更新日期：2003-10-01 00:00:00

abstract：OBJECTIVES AND BACKGROUND:Endothelin-1 (ET-1) is a 21-amino acid peptide with multifunctional regulation. ET-1 expresses in various cells during inflammation. The present study aimed to examine the ET-1 expression in oral epithelial cells after infection with the periodontal pathogen and to investigate the presence of ...

journal_title：Journal of periodontal research

authors： Yamamoto E,Awano S,Koseki T,Ansai T,Takehara T

更新日期：2003-08-01 00:00:00

abstract：BACKGROUND:Periodontitis is characterized by altered bone turnover, but local measurements are difficult. OBJECTIVES:The objective of this study was to develop a method to measure multiple markers of bone turnover from single samples collected at various bone surfaces of the periodontium, and to test the ratios of the...

journal_title：Journal of periodontal research

authors： Wilson AN,Schmid MJ,Marx DB,Reinhardt RA

更新日期：2003-08-01 00:00:00

abstract：OBJECTIVES AND BACKGROUND:Povidone-iodine [polyvinylpyrrolidone-iodine complex (PVP-iodine)] might constitute a valuable adjunct to current periodontal therapy because of its broad-spectrum antimicrobial activity, low potential for developing resistance and adverse reactions, wide availability, ease of use, and low fin...

journal_title：Journal of periodontal research

authors： Hoang T,Jorgensen MG,Keim RG,Pattison AM,Slots J

更新日期：2003-06-01 00:00:00

abstract：OBJECTIVE:The aim of this immunocytochemical study was to characterize the expression and distribution of the progesterone receptor (PR) and estrogen receptor (ER) in gingival fibroblasts using culture cells derived from people at various ages. BACKGROUND:The reaction of female hormones is tissue or cell specific, and...

journal_title：Journal of periodontal research

authors： Kawahara K,Shimazu A

更新日期：2003-06-01 00:00:00

abstract：OBJECTIVE:To describe the periodontal conditions among 30-39- and 50-59-year-old rural Thais from the Province of Songkhla, Southern Thailand. METHODS:A total of 359 dentate persons were given a clinical examination comprising recordings of plaque and calculus in six teeth, and bleeding on probing, attachment level an...

journal_title：Journal of periodontal research

authors： Baelum V,Pisuithanakan S,Teanpaisan R,Pithpornchaiyakul W,Pongpaisal S,Papapanou PN,Dahlén G,Fejerskov O

更新日期：2003-04-01 00:00:00

abstract：:Interleukin-8 (IL-8) is believed to play an important role in the pathogenesis of various forms of periodontitis. In addition, the anti-IL-8 autoantibody has been recently recognized as a potent modulator of IL-8 function. In the current study, the concentrations of IL-8 and its autoantibody in gingival crevicular flu...

journal_title：Journal of periodontal research

authors： Kurdowska AK,Noble JM,Adcock JE

更新日期：2003-02-01 00:00:00

abstract：:The cellular heterogeneity of Malassez epithelium (ME) residing in the periodontal ligament has recently been reported, and the presence and coexistence of the neuropeptides calcitonin gene-related peptide (CGRP), substance P (SP) and vasoactive intestinal peptide (VIP) in single cells in ME has been shown (1). Howeve...

journal_title：Journal of periodontal research

authors： Tadokoro O,Maeda T,Heyeraas KJ,Vandevska-Radunovic V,Kozawa Y,Hals Kvinnsland I

更新日期：2002-12-01 00:00:00

abstract：:This study was designed to study wound strength at the dentine/connective tissue interface and at the bone/connective tissue interface following full thickness flap surgery. Flaps of uniform dimension were outlined in four young adult beagle dogs using a standardised double bladed knife and vertical incisions 10 mm ap...

journal_title：Journal of periodontal research

authors： Werfully S,Areibi G,Toner M,Bergquist J,Walker J,Renvert S,Claffey N

更新日期：2002-10-01 00:00:00