abstract：:E-selectin is a cytokine-inducible endothelial glycoprotein which participates in the binding of leukocytes to vascular endothelium. Variable levels of expression of E-selectin have been reported in gingivitis and periodontitis, and two differing concepts of its significance have emerged: either gingival blood vessels...

journal_title：Journal of periodontal research

authors： Pietrzak ER,Savage NW,Xu LJ,Walsh LJ

更新日期：1995-11-01 00:00:00

abstract：:Some bacterial antigens such as S. aureus enterotoxins can selectively stimulate T cells that express specific V beta genes of the T cell antigen receptor (TCR). The purpose of this study was to investigate whether or not periodontal bacteria could similarly alter the expression of V beta families within the TCR compl...

journal_title：Journal of periodontal research

authors： Mathur A,Michalowicz B,Yang C,Aeppli D

更新日期：1995-09-01 00:00:00

abstract：:Prevotella intermedia has recently been re-defined and a new species, Prevotella nigrescens has been proposed. However, there is little data available on the incidence of these new species in periodontal health or disease. Black-pigmented anaerobes isolated from diseased and healthy subgingival sites were identified b...

journal_title：Journal of periodontal research

authors： Teanpaisan R,Douglas CW,Walsh TF

更新日期：1995-07-01 00:00:00

abstract：:Neuropeptides, including substance P (SP) may play a role in neurogenic inflammation. Although SP-immunoreactive (SP-IR) axons are known to be present within the oral mucosa (OM) and salivary glands, the functional significance of SP in oral mucosa and sublingual salivary gland (SLG) is not fully understood. The prese...

journal_title：Journal of periodontal research

authors： Györfi A,Fazekas A,Irmes F,Rosivall L

更新日期：1995-05-01 00:00:00

abstract：:Fibroblast function in gingival tissue is thought to be regulated by the local cellular environment--both the extracellular matrix and soluble factors. In an attempt to artificially re-create this situation fibroblasts have been cultured within 3-dimensional collagen gels in an environment more physiologically compara...

journal_title：Journal of periodontal research

authors： Irwin CR,Schor SL,Ferguson MW

更新日期：1994-09-01 00:00:00

abstract：:To document the effect of hypophysectomy and growth hormone replacement on the ultrastructure of cementogenesis in the developing rat third molar, 12 female Wistar rats were randomly allocated to normal control, hypophysectomized or hypophysectomized plus human growth hormone (for 10 days) treatment groups. The result...

journal_title：Journal of periodontal research

authors： Clayden AM,Young WG,Zhang CZ,Harbrow D,Romaniuk K,Waters MJ

更新日期：1994-07-01 00:00:00

abstract：:This study uses cytokeratins (CK) as markers to investigate the phenotype of the junctional epithelium (JE) in partially erupted human teeth. The gingival samples, which were clinically healthy, were carefully dissected from the teeth. Cryostat sections were cut for histological staining, immunofluorescence microscopy...

journal_title：Journal of periodontal research

authors： Feghali-Assaly M,Sawaf MH,Serres G,Forest N,Ouhayoun JP

更新日期：1994-05-01 00:00:00

abstract：:The matrix metalloproteinases (MMPs) collagenase, gelatinase A (72 kDa gelatinase), stromelysin, and their specific inhibitor TIMP-1 (tissue inhibitor of metalloproteinases), were immunolocalized using specific polyclonal antisera in gingival tissues from 21 patients with chronic inflammatory periodontal disease. Mono...

journal_title：Journal of periodontal research

authors： Meikle MC,Hembry RM,Holley J,Horton C,McFarlane CG,Reynolds JJ

更新日期：1994-03-01 00:00:00

abstract：:The influence of occlusal loading on periodontal fibroblasts was investigated in hypoloaded (shortened out of occlusion), functionally loaded and hyperloaded (constant linguointrusive mechanical loads of 9.4 +/- 0.06 g) lower left rat incisors. One hour following injection of 3H-thymidine, half of the animals in each ...

journal_title：Journal of periodontal research

authors： Michaeli Y,Shamir D,Weinreb M,Steigman S

更新日期：1994-01-01 00:00:00

abstract：:Bursts of periodontal destruction are modelled as percolation-driven phase shift events. Percolation theory, though widely used to study the flow of liquids through porous nonliving materials (e.g., soils and rocks), can be applied to bacterial or toxicological penetration of living tissue in only an approximate sense...

journal_title：Journal of periodontal research

authors： Cohen ME

更新日期：1993-11-01 00:00:00

abstract：:Colonization or emergence of microbial pathogens may result in tissue destruction by activation of one or more of five distinct host degradative pathways (matrix metalloproteinase pathway, plasminogen-dependent pathway, phagocytic pathway, PMN-serine proteinase pathway and osteoclastic bone resorption) or by direct cl...

journal_title：Journal of periodontal research

authors： Birkedal-Hansen H

更新日期：1993-11-01 00:00:00

abstract：:Collagenolysis in periodontitis is thought to be modulated by the expression of three genes, collagenase, tissue inhibitors of metalloproteinases-1 and -2 (TIMP-1 and -2). We assessed the possible difference in TIMP-1, TIMP-2 and collagenase mRNA levels between gingival samples from patients with periodontitis and tho...

journal_title：Journal of periodontal research

authors： Nomura T,Takahashi T,Hara K

更新日期：1993-09-01 00:00:00

abstract：:Numerous studies report that water fluoridation reduces caries in children, but little current evidence exists about fluoridation's effects on the periodontal health of adults. To address this issue, we estimated fluoridation effects on periodontal disease among 1066 Washington state employees and their spouses, aged ...

journal_title：Journal of periodontal research

authors： Grembowski D,Fiset L,Spadafora A,Milgrom P

更新日期：1993-05-01 00:00:00

abstract：:The exact cell type and site(s) involved in interleukin-1 (IL-1) production during gingival inflammation was determined by combining immunohistochemistry and in situ hybridization. IL-1 messenger RNA (mRNA)-expressing cells in human inflamed gingiva were identified as macrophages. The rate of IL-alpha mRNA expression ...

journal_title：Journal of periodontal research

authors： Matsuki Y,Yamamoto T,Hara K

更新日期：1993-01-01 00:00:00

abstract：:The changes in vascular adhesion molecule expression and numbers of infiltrating leukocytes during a 21-day experimental gingivitis episode were investigated immunohistochemically. Monoclonal antibodies to ELAM-1 (1.2B6), ICAM-1 (6.5B5), CD3 (OKT3-pan-T cell) and neutrophils (PMN-elastase) were used to identify positi...

journal_title：Journal of periodontal research

authors： Moughal NA,Adonogianaki E,Thornhill MH,Kinane DF

更新日期：1992-11-01 00:00:00

abstract：:Fifty-one subjects (16-61 years old) with evidence of prior destructive periodontal disease were monitored clinically and immunologically at bi-monthly intervals for up to 5 yr. Periodontal disease activity, determined as new attachment loss, was detected in 33 of these subjects. Only 4 of 51 subjects failed to show a...

journal_title：Journal of periodontal research

authors： Taubman MA,Haffajee AD,Socransky SS,Smith DJ,Ebersole JL

更新日期：1992-09-01 00:00:00

abstract：:Volume and amounts of myeloperoxidase (MPO), lactoferrin (LF), aryl sulfatase (AS) and lactate dehydrogenase (LDH) were measured in gingival crevicular fluid (GCF) collected from the mesial and distal proximal surfaces of the premolars and first and second molars of 3 subject groups. Group assignment was based on subj...

journal_title：Journal of periodontal research

authors： Smith QT,Au GS,Freese PL,Osborn JB,Stoltenberg JL

更新日期：1992-09-01 00:00:00

abstract：:Regeneration of cementum, ligament, bone and new attachment was achieved by introducing mixtures of recombinant human platelet-derived growth factor and insulin-like growth factor into debrided lesions of experimentally induced periodontitis in monkeys. This growth factor therapeutic regimen induced the regeneration o...

journal_title：Journal of periodontal research

authors： Rutherford RB,Niekrash CE,Kennedy JE,Charette MF

更新日期：1992-07-01 00:00:00

abstract：:To investigate the effect of lipopolysaccharide (LPS) on phagocytic activity of collagen fibrils by periodontal fibroblasts, we studied rat molar gingival connective tissue and periodontal ligament under light and electron microscopy after topical application of LPS (5 mg/ml in physiological salt solution (PS)) on the...

journal_title：Journal of periodontal research

authors： Ijuhin N,Miyauchi M,Ito H,Takata T,Ogawa I,Nikai H

更新日期：1992-05-01 00:00:00

abstract：:We have studied the polymorphonuclear leukocyte (PMN) phagocytosis of Porphyromonas gingivalis (Bacteroides gingivalis) and Prevotella intermedia (Bacteroides intermedius) in three-dimensional fibrin meshworks formed by either clotting human plasma or by clotting purified fibrinogen with human serum incorporated. PMN ...

journal_title：Journal of periodontal research

authors： Hurst TJ,Wilton JM

更新日期：1992-03-01 00:00:00

abstract：:The distribution of collagen types I and III was demonstrated in healthy periodontal tissues of the rat and marmoset using immunofluorescent localization after decalcification of the maxillae and mandiblae in 0.2 N HCl. An intense fluorescence in the alveolar bone and cementum matrix, as well as in the soft periodonta...

journal_title：Journal of periodontal research

authors： Romanos GE,Schröter-Kermani C,Hinz N,Wachtel HC,Bernimoulin JP

更新日期：1992-03-01 00:00:00

abstract：:Multinucleated cells (MNCs) that appeared after hydroxyapatite (HAP) implantation into experimentally-produced bone defects in rat periodontal tissues were investigated both ultrastructurally and ultracytochemically. At day 5 after implantation, MNCs first appeared along the HAP surface. They had no features of typica...

journal_title：Journal of periodontal research

authors： Kawaguchi H,Ogawa T,Shirakawa M,Okamoto H,Akisaka T

更新日期：1992-01-01 00:00:00

abstract：:The immunoglobulin class distribution of antibody to human collagen type I has been examined in sera and gingival extracts from patients with adult chronic periodontitis. Tissue extracts were made either by simple washing or ultrasonication. With either method, IgG and IgA antibodies to collagen were present in higher...

journal_title：Journal of periodontal research

authors： Anusaksathien O,Singh G,Matthews N,Dolby AE

更新日期：1992-01-01 00:00:00

abstract：:The localization of desmoplakins 1 and 2 (DP 1&2), components of desmosomes, vinculin, and actin, was studied in gingival epithelial cells grown on cell culture glass and on titanium plates with various surface topography. The results showed that epithelial cells attached and spread more readily on smooth than on roug...

journal_title：Journal of periodontal research

authors： Hormia M,Könönen M,Kivilahti J,Virtanen I

更新日期：1991-11-01 00:00:00

abstract：:Using an agar-skim milk gel method, over 300 oral bacterial isolates were tested for their ability to produce trypsin or chymotrypsin inhibitor. Eleven bacterial strains, including seven isolates identified as Bacteroides intermedius, were found to inhibit both proteolytic activities. The inhibitory factors of the 11 ...

journal_title：Journal of periodontal research

authors： Grenier D

更新日期：1991-09-01 00:00:00

abstract：:Epidermal growth factor (EGF) is a small molecular weight polypeptide which is thought to have important functions in epithelial growth and differentiation and in wound healing. EGF exerts its action on cells through binding to a cell surface receptor. Using immunohistochemistry and a monoclonal antibody (mAb) directe...

journal_title：Journal of periodontal research

authors： Nordlund L,Hormia M,Saxén L,Thesleff I

更新日期：1991-07-01 00:00:00

abstract：:The role of bacteria in the initiation of periodontitis is well-documented and the end result, destruction of the alveolar bone and periodontal connective tissue, is readily observed; but the events occurring between these two points in time remain obscure and are the focus of this paper. Bacteria induce tissue destru...

journal_title：Journal of periodontal research

authors： Page RC

更新日期：1991-05-01 00:00:00

abstract：:A single-blind investigation was designed to study the effects of piroxicam in preventing gingival inflammation and plaque formation in beagle dogs. Twelve 1-year-old beagles were brought to optimum oral hygiene and gingival health. Thereafter, they were fed a moist plaque-promoting diet and were divided into three gr...

journal_title：Journal of periodontal research

authors： Howell TH,Fiorellini J,Weber HP,Williams RC

更新日期：1991-05-01 00:00:00

abstract：:The adherence of Actinomyces naeslundii to human buccal mucosa is mediated by specific interactions between the bacterial cell surface fimbriae and complementary beta-linked galactoside receptors on the epithelial cell surface. The buccal mucosa and the bacteria that colonize its surface are constantly bathed in saliv...

journal_title：Journal of periodontal research

authors： Babu JP,Dabbous MK,Abraham SN

更新日期：1991-03-01 00:00:00

abstract：:This study investigated the cell surface expression of CD11b (Mo 1, Mac-1, CR 3) by neutrophils (PMNs) from human crevicular fluid (CF-PMNs). CD11b expression on CF-PMNs was compared, using flow cytometry, to that on peripheral blood PMNs (PB-PMNs) isolated simultaneously from the same subjects. CD11b expression by CF...

journal_title：Journal of periodontal research

authors： Watanabe K,Hagen KL,Andersen BR

更新日期：1991-03-01 00:00:00

abstract：:Four rough-surfaced (R) and three smooth-surfaced (S) clinical isolates of Capnocytophaga obtained from the subgingival plaque of periodontitis patients were studied for their peptidase and protease profiles. The results were compared with those obtained with C. gingivalis (which has a smooth morphology). All cell ext...

journal_title：Journal of periodontal research

authors： Söderling E,Mäkinen PL,Syed S,Mäkinen KK

更新日期：1991-01-01 00:00:00

abstract：:The present study was carried out to examine the ultrastructural localization of laminin and type-IV collagen in the junctional epithelium of rat molar gingiva by means of the indirect immunoperoxidase method. Intense laminin reaction occurred in both the internal and the external basal laminae. Laminin reaction produ...

journal_title：Journal of periodontal research

authors： Sawada T,Yamamoto T,Yanagisawa T,Takuma S,Hasegawa H,Watanabe K

更新日期：1990-11-01 00:00:00

abstract：:Bradykinin stimulated production of prostaglandin E2 (PGE2) and the release of 3H-arachidonic acid by gingival fibroblasts in a time- and dose-dependent manner. The effect on PGE2 biosynthesis was seen already after 15 seconds and was maximal after 5 minutes. Several structurally unrelated inhibitors of arachidonic ac...

journal_title：Journal of periodontal research

authors： Modéer T,Ljunggren O,Lerner UH

更新日期：1990-11-01 00:00:00

abstract：:Clinical trials designed to estimate the sensitivity and specificity of periodontal diagnostic tests often use multiple sites per patient as experimental units of analyses. Since site-specific test results within a patient are dependent observations, a correlated binomial model should be employed to estimate the sensi...

journal_title：Journal of periodontal research

authors： Hujoel PP,Moulton LH,Loesche WJ

更新日期：1990-07-01 00:00:00

abstract：:Materials used in guided tissue regeneration were examined in an in vitro model for regenerating human junctional epithelium. The extent of epithelial migration from gingival explants (epibolus) between the explant and an experimental substratum was significantly greater with a Millipore filter (HA) than with a teflon...

journal_title：Journal of periodontal research

authors： Salonen JI,Persson GR

更新日期：1990-07-01 00:00:00

abstract：:Diploid fibroblasts obtained from explants of human gingiva and maintained in vitro undergo a several-fold decrease in protein and collagen synthesis as a function of increasing donor age. Using drug-induced gingival hyperplasia as a model, we performed experiments to learn whether fibroblasts derived from hyperplasti...

journal_title：Journal of periodontal research

authors： Johnson BD,Narayanan AS,Pieters HP,Page RC

更新日期：1990-03-01 00:00:00

abstract：:This paper reviews the literature on prepubertal periodontitis (PP) according to the definition and the classification of PP by Page. The generalized form of PP (G-PP) defined by Page was identified as the oral manifestation of a systemic disease called leukocyte adhesion deficiency (LAD) and thus the pathogenesis is ...

journal_title：Journal of periodontal research

authors： Watanabe K

更新日期：1990-01-01 00:00:00

abstract：:Human gingival tissues from periodontitis patients were found to contain from 126 fg/mg to 2161 fg/mg interleukin-1 beta as determined by a sensitive enzyme linked immunoassay. No IL-1 beta could be found in normal gingival tissue. This finding may have important consequences relevant to connective tissue destruction ...

journal_title：Journal of periodontal research

authors： Hönig J,Rordorf-Adam C,Siegmund C,Wiedemann W,Erard F

更新日期：1989-11-01 00:00:00

abstract：:Effects of lathyrogens such as aminoacetonitrile (AAN), beta-aminopropionitrile (BAPN) and cysteamine--known inhibitors of cross-linking of collagen--on the mechanical strength of the periodontal ligament of the rat mandibular first molar were examined by measuring the ultimate load required to extract the tooth from ...

journal_title：Journal of periodontal research

authors： Ohshima S,Nakamura G,Chiba M

更新日期：1989-09-01 00:00:00

abstract：:Using the high iron diamine thiocarbohydrazide silver proteinate (HID-TCH-SP) staining technique, we investigated ultrastructural localization of sulfated glycosaminoglycans (GAGs) in the rat gingiva shortly after eruption, especially those associated with internal and external basal laminae. In the apical portion of ...

journal_title：Journal of periodontal research

authors： Kogaya Y,Haruna S,Vojinovic J,Iwayama Y,Akisaka T

更新日期：1989-05-01 00:00:00