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Anticholinesterase activity of plastoquinones from Sargassum sagamianum: lead compounds for alzheimer's disease therapy
During the search for anticholinesterase compounds from marine organisms, two known plastoquinones, sargaquinoic acid (1) and sargachromenol (2), were isolated from Sargassum sagamianum. BothExpand
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Bioactive Metabolites from the Fruits of Psoralea corylifolia.
Twenty-four metabolites, including seven new compounds (1-7), were isolated from the dried fruits of Psoralea corylifolia. On the basis of combined spectroscopic and chemical analysis, the newExpand
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Pentacyclic antibiotics from a tidal mud flat-derived actinomycete.
The combination of investigating a unique source of chemically prolific bacterium with an LC/MS-based bacterial strain selection approach resulted in the discovery of two new secondary metabolites,Expand
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Ability of oral bacteria to induce tissue-destructive molecules from human neutrophils.
AIM The induction of tissue-destructive molecules from neutrophils by periodontopathic bacteria has been suggested as one of the mechanisms of periodontal destruction. The aim of this study was toExpand
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The fate of Treponema denticola within human gingival epithelial cells.
  • J. Shin, Y. Choi
  • Biology, Medicine
  • Molecular oral microbiology
  • 1 December 2012
Treponema denticola is one of the major pathogens associated with chronic periodontitis. Bacterial invasion into gingival tissues is a critical process in the pathogenesis of periodontal disease. WeExpand
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Pentaminomycins C–E: Cyclic Pentapeptides as Autophagy Inducers from a Mealworm Beetle Gut Bacterium
Pentaminomycins C–E (1–3) were isolated from the culture of the Streptomyces sp. GG23 strain from the guts of the mealworm beetle, Tenebrio molitor. The structures of the pentaminomycins wereExpand
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Effects of Schisandra lignans on P-glycoprotein-mediated drug efflux in human intestinal Caco-2.
Schisandra fruits (Schisandraceae) are often used in traditional medicine and can be taken concomitantly with conventional medicine. In this study, the effects of dibenzocyclooctadiene lignans fromExpand
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A new cyclic peptide from a marine-derived bacterium of the genus Nocardiopsis.
A new cyclic tetrapeptide (1) was isolated from the culture broth of an actinomycete of the genus Nocardiopsis collected from the Pacific deep-sea sediment. The structure of this compound wasExpand
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Antiviral Indolosesquiterpenoid Xiamycins C-E from a Halophilic Actinomycete.
New metabolites, xiamycins C-E (1-3), were isolated from a Streptomyces. sp (#HK18) culture inhabiting the topsoil in a Korean solar saltern. The planar structures of the xiamycins C-E wereExpand
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Streptococcus mutans sortase A inhibitory metabolites from the flowers of Sophora japonica.
A new maltol derivative (2) along with three known maltol derivative (1) and flavonol glycosides (3 and 4) were isolated from the dried flowers of Sophora japonica. Based upon the results of combinedExpand
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