Structural variations in the surface zone of human tooth enamel observed by scanning electron microscopy.

abstract：:Centrifuged deposits of various individual bacteria from type-culture collections and dental plaque samples were immersed in liquid nitrogen for periods of up to 2 years. All the organisms were recovered after storage in liquid nitrogen but Fusobacterium nucleatum (ATCC 10953) and Campylobacter fetus (NCTC 10354) cons...

journal_title：Archives of oral biology

authors： Wilson RF,Woods A,Ashley FP

更新日期：1984-01-01 00:00:00

abstract：:Fluorescently labelled latex microspheres (0.01, 0.1 and 1.0 micron dia.) were used to establish whether oral epithelial cells could exhibit an endocytic function. Oral mucosa biopsies were incubated in organ culture at 37 degrees C for 20 h with one of the three sizes of fluorescent microspheres in the medium. Tissue...

journal_title：Archives of oral biology

authors： Innes NP,Ogden GR

更新日期：1999-06-01 00:00:00

abstract：OBJECTIVES:The aim of the present study was to investigate whether clinical (severe tooth loss) and subjective (chewing difficulties) indicators of oral health outcomes are associated with socioeconomic position and to explore the age-sex differences in the magnitude of the social gradient in Korea using data from the ...

journal_title：Archives of oral biology

authors： Shin HS

更新日期：2018-11-01 00:00:00

abstract：:To investigate whether mechanical deformation of osteoblasts exerts an influence upon parathyroid hormone (PTH)-induced bone resorption, the effect of medium conditioned by a statistically stretched, osteoblast-enriched, bone cell population on PTH-induced osteoclast-like cell formation in mouse bone marrow cultures w...

journal_title：Archives of oral biology

authors： Soma S,Matsumoto S,Takano-Yamamoto T

更新日期：1997-03-01 00:00:00

abstract：OBJECTIVES:This study aimed to evaluate and compare the early biological effects of allogeneic bone marrow-derived mesenchymal stem cells (BMSCs) versus salmon calcitonin (SC) on healing of surgically induced mandibular bone defects in osteoporotic rats. METHODS:Sixty-one female albino rats were included in this study...

journal_title：Archives of oral biology

authors： Ahmed RY,Elsherbini AM,Elkhier MTA,Soussa EF

更新日期：2020-12-01 00:00:00

abstract：:In culture, chondrocytes of Meckel's cartilage can differentiate further to become bone-type collagen-synthesizing cells. Here, the replacement of type II collagen by type I collagen, accompanying expression of the osteocytic phenotype, was analysed by double immunofluorescence staining, histochemistry and electron mi...

journal_title：Archives of oral biology

authors： Ishizeki K,Kubo M,Yamamoto H,Nawa T

更新日期：1998-02-01 00:00:00

abstract：OBJECTIVE:This study aimed to identify candidate genes as potential biomarkers in nasopharyngeal carcinoma (NPC) by bioinformatical analysis. METHODS:Three microarray datasets: GSE32906, GSE15170, GSE53819 were download from public database and analyzed to identify the differentially expressed genes (DEGs) between NPC...

journal_title：Archives of oral biology

authors： Ye Z,Wang F,Yan F,Wang L,Li B,Liu T,Hu F,Jiang M,Fu Z

更新日期：2019-10-01 00:00:00

abstract：OBJECTIVE:To investigate morphological and biochemical changes in an experimental model of temporomandibular joint (TMJ) arthritis, as well as examine contralateral joint involvement and morphometric aspects of masticatory muscles in affected animals. DESIGN:Forty Wistar rats were allocated into three groups, as follo...

journal_title：Archives of oral biology

authors： Lemos GA,da Silva PLP,Batista AUD,Palomari ET

更新日期：2018-11-01 00:00:00

abstract：:An electrophoretic method capable of analysing a small volume (5-10 microliter) of human palatine saliva without prior concentration was developed by combining the high resolution of isoelectric focusing in agarose with a highly sensitive silver protein staining method. Human palatine saliva exhibited 23 protein bands...

journal_title：Archives of oral biology

authors： Shiba A,Sano K,Nakao M,Kobayashi K,Igarashi Y

更新日期：1983-01-01 00:00:00

abstract：:The first indication of cartilage formation was detected on day 14.5 of pregnancy in close connection to the ossifying mandible. A separated blastema was never observed. Thus the findings support the concept that the condylar cartilage develops from already differentiated cells, not from primary undifferentiated mesen...

journal_title：Archives of oral biology

authors： Shibata S,Suzuki S,Tengan T,Ishii M,Kuroda T

更新日期：1996-01-01 00:00:00

abstract：:Cyclic AMP phosphodiesterase (PDE) isozymes were isolated and characterized from the soluble fraction of rat parotid gland. Four main peaks containing PDE activity were obtained by Q-Sepharose Fast Flow column chromatography. The four peaks were identified as PDEs I-IV by kinetic properties, molecular-weight analysis ...

journal_title：Archives of oral biology

authors： Imai A,Nashida T,Shimomura H

更新日期：1995-02-01 00:00:00

abstract：OBJECTIVE:When eating solids, stage II transport (St2Tr) propels triturated food into the pharynx for bolus formation and storage before swallowing. Although the existence of St2Tr is acknowledged, the reason for its existence remains unclear. Understanding it may facilitate development of food appropriate for individu...

journal_title：Archives of oral biology

authors： Hiraoka T,Palmer JB,Brodsky MB,Yoda M,Inokuchi H,Tsubahara A

更新日期：2017-09-01 00:00:00

abstract：:Masticatory efficiency depends upon the ability of the molar cusps to apply concentrated bite forces to food particles and simultaneously to withstand the dental stresses that may cause enamel fracture. This study investigated how low-crowned molar cusps in omnivorous mammals, specifically humans, Homo sapiens, and pi...

journal_title：Archives of oral biology

authors： Popowics TE,Rensberger JM,Herring SW

更新日期：2001-01-01 00:00:00

abstract：:In the hard palate, sagittally oriented capillary loops, 8-10 microns in diameter and 70-250 microns high, extended perpendicularly from a subcapillary plexus to the connective tissue papillae. These loops formed a well-delineated vascular spine beneath the rugal crests. Capillary loop density was estimated to be 200-...

journal_title：Archives of oral biology

authors： Lee D,Sims MR,Dreyer CW,Sampson WJ

更新日期：1991-01-01 00:00:00

abstract：:The purpose of this study was firstly to characterize the changes occurring in size and form of the mineralizing maxillary second primary molar and first permanent molar crowns, and secondly to determine if similar changes in size and form characterize enamel apposition in the crowns of these teeth. Twenty-five primar...

journal_title：Archives of oral biology

authors： Peretz B,Nevis N,Smith P

更新日期：1998-07-01 00:00:00

abstract：OBJECTIVE:The complex biological, physicochemical process of human dental enamel formation begins in utero and for most teeth takes several years to complete. Lost enamel tissue cannot regenerate, therefore a better understanding of the spatial and temporal progression of mineralization of this tissue is needed in orde...

journal_title：Archives of oral biology

authors： Simmons LM,Montgomery J,Beaumont J,Davis GR,Al-Jawad M

更新日期：2013-11-01 00:00:00

abstract：OBJECTIVE:To compare the densities of CD1a + immature and CD83+ mature dendritic cells, and inflammatory infiltrate cells between smokers and non-smokers with oral leukoplakia. Parameters associated with malignant transformation were also evaluated. DESIGN:21 smokers and 23 non-smokers diagnosed with oral leukoplakia ...

journal_title：Archives of oral biology

authors： Souto GR,Matias MDP,Nunes LFM,Ferreira RC,Mesquita RA

更新日期：2018-11-01 00:00:00

abstract：:The transforming growth factor (TGF)-beta superfamily comprises more than 35 structurally related genes that have been implicated in embryonic induction and morphogenesis. Different superfamily members may have distinct regulatory roles in tooth development and maintenance. Degenerate primer sets derived from the high...

journal_title：Archives of oral biology

authors： Nakashima M,Toyono T,Murakami T,Akamine A

更新日期：1998-09-01 00:00:00

abstract：OBJECTIVE:A loss of functional salivary glands often occurs after radiotherapy for head and neck tumour, and causes many problems in oral health. Recently, the use of salispheres, which consist of salivary gland stem cells (SGSCs), has been suggested as therapy for these problems. However, an insufficient number of cel...

journal_title：Archives of oral biology

authors： Lee J,Park S,Roh S

更新日期：2015-06-01 00:00:00

abstract：:Thirty-nine different microorganisms commonly found in supragingival plaque and salivary sediment were screened for their ability to raise the pH by producing base from arginine, lysylarginine and urea. Only Actinomyces naeslundii and Staphylococcus epidermidis showed significant pH-rise activity with all three compou...

journal_title：Archives of oral biology

authors： Wijeyeweera RL,Kleinberg I

更新日期：1989-01-01 00:00:00

abstract：INTRODUCTION:Angiogenesis is important in pulp-dentin formation. Among the regulatory factors, long noncoding RNA (LncRNA) is a class of functional RNA molecules that are not translated into protein and involved in regulating multiple physiological processes. The different expression of LncRNA and its target gene in de...

journal_title：Archives of oral biology

authors： Li X,Xu W,Wu J,Lin X,Chen Y,Wen J,Wu B

更新日期：2020-05-01 00:00:00

abstract：:Stem cells possess multipotent properties that allow them to differentiate into various cells, which may be potentially useful in tissue regeneration. Stem cell populations are reported to be present in various tissues of hematopoietic, neural and mesenchymal lineages, with the presence of stem cell populations in den...

journal_title：Archives of oral biology

authors： Kawashima N

更新日期：2012-11-01 00:00:00

abstract：:Periodontal bone loss was induced in mice of different genotypes by oral inoculation with Actinomyces viscosus. Relatively high bone loss occurred in the mutant X-linked immune deficiency, implicating the humoral immune system. Maximum bone loss was always associated with inoculations of 1.6 x 10(7) colony forming uni...

journal_title：Archives of oral biology

authors： Gilbert AD,Sofaer JA

更新日期：1988-01-01 00:00:00

abstract：OBJECTIVE:Changes in the masticatory function of ferrets have been shown to cause alterations in their craniofacial morphology. The aim of the present study was to investigate how the functional changes influence the histochemical characteristics of fibres of the masticatory muscles of the animal. DESIGN:Forty five-we...

journal_title：Archives of oral biology

authors： He T,Olsson S,Daugaard JR,Kiliaridis S

更新日期：2004-12-01 00:00:00

abstract：:Physiological evidence is presented for the existence of commissural fibres that cross the midsagittal plane in the medulla of the rat at the level of the trigeminal motor nucleus (Mo5). These fibres, which have their origin in the Mo5, terminated in the contralateral Mo5. Small inhibitory postsynaptic potentials were...

journal_title：Archives of oral biology

authors： Jüch PJ,Minkels RF,van Willigen JD

更新日期：1993-12-01 00:00:00

abstract：OBJECTIVE:The anti-cariogenic properties of tea have been suggested for decades. Tea polyphenols, especially epigallocatechin gallate (EGCG), have been shown to inhibit dental plaque accumulation, but the exact mechanisms are not clear at present. We hypothesise that EGCG suppresses gtf genes in Streptococcus mutans at...

journal_title：Archives of oral biology

authors： Xu X,Zhou XD,Wu CD

更新日期：2012-06-01 00:00:00

abstract：OBJECTIVE:This study aimed to examine and compare the anti-caries effects of citrus lemon oil (CLO) and limonene in rats. METHODS:The minimal inhibitory concentrations of CLO and limonene were measured using the disk diffusion method. The rats were infected with Streptococcus sobrinus and assigned into four groups: (1...

journal_title：Archives of oral biology

authors： Liu Y,Liu P,Wang L,Shi Y,Chen J,Wang H,Zhang X

更新日期：2020-10-01 00:00:00

abstract：:In order to record pulp blood flow by photoplethysmography, the light transmission properties of extracted human teeth and human peripheral blood at wavelengths between 400 and 800 nm were first investigated. Transmission through peripheral blood and extracted teeth was lower at wavelengths shorter than 600 nm. Transm...

journal_title：Archives of oral biology

authors： Ikawa M,Horiuchi H,Ikawa K

更新日期：1994-10-01 00:00:00

abstract：OBJECTIVE:Chondrocyte apoptosis is a pathological manifestation of osteoarthritis. The goal of this report was to explore the role of nitric oxide in chondrocyte apoptosis in osteoarthritic mandibular condylar cartilage. DESIGN:This study used our reported experimental unilateral anterior crossbite in vivo rat model a...

journal_title：Archives of oral biology

authors： Ren H,Yang H,Xie M,Wen Y,Liu Q,Li X,Liu J,Xu H,Tang W,Wang M

更新日期：2019-05-01 00:00:00

abstract：OBJECTIVES:Previous studies have suggested that the vasculature in the dental pulp and periodontal tissues plays an important role in producing the eruptive force in continuously erupting incisors. The aim of the present study was to investigate the effects of local injections of vasoactive drugs on regional blood flow...

journal_title：Archives of oral biology

authors： Shimada A,Komatsu K,Chiba M

更新日期：2006-06-01 00:00:00