Search Results - "Hiyoshi, Takumi"
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Analysis of Experimental Ligature-Induced Periodontitis Model in Mice
Published in Methods in molecular biology (Clifton, N.J.) (2021)“…Periodontitis is one of the most prevalent chronic inflammatory diseases in humans. However, the disease has been hard to study, majorly because it has been…”
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2
Antibacterial activity of hinokitiol against both antibiotic‐resistant and ‐susceptible pathogenic bacteria that predominate in the oral cavity and upper airways
Published in Microbiology and immunology (01-06-2019)“…Hinokitiol, a component of the essential oil isolated from Cupressaceae, possesses antibacterial and antifungal activities and has been used in oral care…”
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3
Neutrophil elastase aggravates periodontitis by disrupting gingival epithelial barrier via cleaving cell adhesion molecules
Published in Scientific reports (17-05-2022)“…Neutrophil elastase (NE) functions as a host defense factor; however, excessive NE activity can potentially destroy human tissues. Although NE activity is…”
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4
Osteoimmunology in Periodontitis: Local Proteins and Compounds to Alleviate Periodontitis
Published in International journal of molecular sciences (16-05-2022)“…Periodontitis is one of the most common oral diseases resulting in gingival inflammation and tooth loss. Growing evidence indicates that it results from…”
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5
Ozone ultrafine bubble water exhibits bactericidal activity against pathogenic bacteria in the oral cavity and upper airway and disinfects contaminated healthcare equipment
Published in PloS one (12-04-2023)“…Ozone is strong oxidizing agent that is applied in aqueous form for sanitation. However, ozonated water is unstable and has a short half-life. Ultrafine bubble…”
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6
Protective effect of hinokitiol against periodontal bone loss in ligature-induced experimental periodontitis in mice
Published in Archives of oral biology (01-04-2020)“…•Hinokitiol inhibited the growth of oral bacteria.•Transcription of inflammatory cytokine were decreased by hinokitiol in vitro and vivo.•Hinokitiol inhibited…”
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Soybean peptide inhibits the biofilm of periodontopathic bacteria via bactericidal activity
Published in Archives of oral biology (01-10-2022)“…This study aimed to clarify the antibacterial mechanism and antibiofilm effect of soybean-derived peptide BCBS-11 against periodontopathic bacteria. The…”
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Aggregatibacter actinomycetemcomitans induces detachment and death of human gingival epithelial cells and fibroblasts via elastase release following leukotoxin‐dependent neutrophil lysis
Published in Microbiology and immunology (01-03-2019)“…Aggregatibacter actinomycetemcomitans is considered to be associated with periodontitis. Leukotoxin (LtxA), which destroys leukocytes in humans, is one of this…”
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Neutrophil Elastase Subverts the Immune Response by Cleaving Toll-Like Receptors and Cytokines in Pneumococcal Pneumonia
Published in Frontiers in immunology (25-04-2018)“…Excessive activation of neutrophils results in the release of neutrophil elastase (NE), which leads to lung injury in severe pneumonia. Previously, we…”
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Treatment of severe pneumonia by hinokitiol in a murine antimicrobial-resistant pneumococcal pneumonia model
Published in PloS one (15-10-2020)“…Streptococcus pneumoniae is often isolated from patients with community-acquired pneumonia. Antibiotics are the primary line of treatment for pneumococcal…”
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C-Terminal Lysine Residue of Pneumococcal Triosephosphate Isomerase Contributes to Its Binding to Host Plasminogen
Published in Microorganisms (Basel) (04-05-2023)“…The main causative agent of pneumonia, , is also responsible for invasive diseases. recruits human plasminogen for the invasion and colonization of host…”
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Erythromycin Restores Osteoblast Differentiation and Osteogenesis Suppressed by Porphyromonas gingivalis Lipopolysaccharide
Published in Pharmaceuticals (Basel, Switzerland) (15-02-2023)“…The macrolide erythromycin (ERM) inhibits excessive neutrophil accumulation and bone resorption in inflammatory tissues. We previously reported that the…”
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Sulfated vizantin causes detachment of biofilms composed mainly of the genus Streptococcus without affecting bacterial growth and viability
Published in BMC microbiology (25-11-2020)“…Sulfated vizantin, a recently developed immunostimulant, has also been found to exert antibiofilm properties. It acts not as a bactericide, but as a…”
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Clarithromycin Inhibits Pneumolysin Production via Downregulation of ply Gene Transcription despite Autolysis Activation
Published in Microbiology spectrum (31-10-2021)“…Streptococcus pneumoniae, the most common cause of community-acquired pneumonia, causes severe invasive infections, including meningitis and bacteremia. The…”
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Triosephosphate isomerase of Streptococcus pneumoniae is released extracellularly by autolysis and binds to host plasminogen to promote its activation
Published in FEBS open bio (01-06-2022)“…Recruitment of plasminogen is an important infection strategy of the human pathogen Streptococcus pneumoniae to invade host tissues. In Streptococcus aureus,…”
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Pneumococcal DNA-binding proteins released through autolysis induce the production of proinflammatory cytokines via toll-like receptor 4
Published in Cellular immunology (01-03-2018)“…•Pneumococcal autolysis causes release of DnaK, EF-Tu, and GAPDH associated with its DNA.•DnaK, EF-Tu, and GAPDH induced the production of proinflammatory…”
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The Pneumococcal Protein SufC Binds to Host Plasminogen and Promotes Its Conversion into Plasmin
Published in Microorganisms (Basel) (01-12-2023)“…causes otitis media, sinusitis, and serious diseases such as pneumonia and bacteremia. However, the in vivo dynamics of infections and disease severity are not…”
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Erythromycin inhibits neutrophilic inflammation and mucosal disease by upregulating DEL-1
Published in JCI insight (06-08-2020)“…Macrolide antibiotics exert antiinflammatory effects; however, little is known regarding their immunomodulatory mechanisms. In this study, using 2 distinct…”
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Effects of Erythromycin on Osteoclasts and Bone Resorption via DEL-1 Induction in Mice
Published in Antibiotics (Basel) (17-03-2021)“…Macrolides are used to treat various infectious diseases, including periodontitis. Furthermore, macrolides are known to have immunomodulatory effects; however,…”
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A novel macrolide–Del-1 axis to regenerate bone in old age
Published in iScience (16-02-2024)“…Aging is associated with increased susceptibility to chronic inflammatory bone loss disorders, such as periodontitis, in large part due to the impaired…”
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