11 research outputs found

    Latent pH-responsive ratiometric fluorescent cluster based on self-assembled photoactivated SNARF derivatives

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    We have developed a self-assembled fluorescent cluster comprising a seminaphthorhodafluor (SNARF) derivative protected by a photoremovable o-nitrobenzyl group. Prior to UV irradiation, a colorless and nonfluorescent cluster was spontaneously assembled in aqueous solution. After UV irradiation, the self-assembled cluster remained intact and showed a large enhancement in pH-responsive fluorescence. The unique pH responsive fluorescent cluster could be used as a dual-emissive ratiometric fluorescent pH probe not only in the test tube but also in HeLa cell cultures.</p

    Synthesis of the New Mannosidase Inhibitors, Diversity-Oriented 5-Substituted Swainsonine Analogues, via Stereoselective Mannich Reaction

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    5α-Substituted swainsonine analogues were synthesized by Mannich reaction of an in situ generated (−)-swainsonine iminium ion intermediate. 5α-Substituted swainsonine analogues were epimerized to their 5β-isomers in protic solvent

    Synthesis of the New Mannosidase Inhibitors, Diversity-Oriented 5-Substituted Swainsonine Analogues, via Stereoselective Mannich Reaction

    No full text
    5α-Substituted swainsonine analogues were synthesized by Mannich reaction of an in situ generated (−)-swainsonine iminium ion intermediate. 5α-Substituted swainsonine analogues were epimerized to their 5β-isomers in protic solvent

    Fiugre S2 from Aurora A Inhibitor TAS-119 Enhances Antitumor Efficacy of Taxanes <i>In Vitro</i> and <i>In Vivo</i>: Preclinical Studies as Guidance for Clinical Development and Trial Design

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    (a) Structure of compound #1. (b) IC50 value of compound #1 for each recombinant Aurora kinase. (c) Fold enhancement of GI50 of paclitaxel by compound #1 in HeLa cells. (d) Expression changes of SAC-related genes</p
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