Christensen, Matthew D. published the artcileAn inhibitor screen identifies histone-modifying enzymes as mediators of polymer-mediated transgene expression from plasmid DNA, Recommanded Product: N-((4-Acetamidophenyl)carbamothioyl)-4-(tert-butyl)benzamide, the publication is Journal of Controlled Release (2018), 210-223, database is CAplus and MEDLINE.
Effective transgene expression in mammalian cells relies on successful delivery, cytoplasmic trafficking, and nuclear translocation of the delivered vector, but delivery is impeded by several formidable physicochem. barriers on the surface of and within the target cell. Although methods to overcome cellular exclu. and endosomal entrap. have been studied extensively, strategies to overcome ineffi. nuclear entry and subseq. intranuclear barriers to effec. transient gene expre. have only been sparsely explored. In particular, the role of nuclear packaging of DNA with histone proteins. In this work, a parallel screen of small mol. inhibitors of chromatin-modifying enzy. resulted in the identifi. of class I/II HDACs, sirtuins, LSD1, HATs, and the methyltransferases EZH2 and MLL as targets whose inhibi. led to the enhanc. of transgene expre. following polymer-mediated delivery of plasmid DNA. Quant. PCR studies revealed that HDAC inhibi. enhances the amount of plasmid DNA delivered to the nucleus in UMUC3 human bladder cancer cells. N-ChIP-qPCR experiments in CHO-K1 cells indicated that plasmids indeed interact with intracellular core Histone H3, and inhibitors of HDAC and LSD1 proteins. Pair-wise treatments of effective inhibitors led to synergistic enhanc. of transgene expression to varying extents in both cell types. Our results demonstrate that the ability to modulate enzy. that play a role in epigenetic processes can enhance the efficacy of non-viral gene delivery.
Journal of Controlled Release published new progress about 380315-80-0. 380315-80-0 belongs to amides-buliding-blocks, auxiliary class Apoptosis,p53, name is N-((4-Acetamidophenyl)carbamothioyl)-4-(tert-butyl)benzamide, and the molecular formula is C20H23N3O2S, Recommanded Product: N-((4-Acetamidophenyl)carbamothioyl)-4-(tert-butyl)benzamide.
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