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Full-Text Articles in Environmental Engineering

High-Throughput Screening Of Clinically Approved Drugs That Prime Polyethylenimine Transfection Reveals Modulation Of Mitochondria Dysfunction Response Improves Gene Transfer Efficiencies, Albert Nguyen, Jared P. Beyersdorf, Jean-Jack Riethoven, Angela K. Pannier Jul 2016

High-Throughput Screening Of Clinically Approved Drugs That Prime Polyethylenimine Transfection Reveals Modulation Of Mitochondria Dysfunction Response Improves Gene Transfer Efficiencies, Albert Nguyen, Jared P. Beyersdorf, Jean-Jack Riethoven, Angela K. Pannier

Biological Systems Engineering: Papers and Publications

Nonviral gene delivery methods are advantageous over viral vectors in terms of safety, cost, and flexibility in design and application, but suffer from lower gene transfer efficiency. In addition to modifications to nucleic acid design and nonviral carriers, new tools are sought to enhance transfection. Priming is the pharmacological modulation of transfection efficiency and transgene expression, and has demonstrated transfection increase in several compounds, for example, chloroquine and glucocorticoids. To develop a library of transfection priming compounds, a highthroughput screen was performed of the NIH Clinical Collection (NCC) to identify clinical compounds that prime polyethylenimine (PEI) transfection. HEK293T cells were …


Micro- And Nanoparticulates For Dna Vaccine Delivery, Eric Farris, Deborah M. Brown, Amanda Ramer-Tait, Angela K. Pannier Apr 2016

Micro- And Nanoparticulates For Dna Vaccine Delivery, Eric Farris, Deborah M. Brown, Amanda Ramer-Tait, Angela K. Pannier

Biological Systems Engineering: Papers and Publications

DNA vaccination has emerged as a promising alternative to traditional protein-based vaccines for the induction of protective immune responses. DNA vaccines offer several advantages over traditional vaccines, including increased stability, rapid and inexpensive production, and flexibility to produce vaccines for a wide variety of infectious diseases. However, the immunogenicity of DNA vaccines delivered as naked plasmid DNA is often weak due to degradation of the DNA by nucleases and inefficient delivery to immune cells. Therefore, biomaterial-based delivery systems based on micro- and nanoparticles that encapsulate plasmid DNA represent the most promising strategy for DNA vaccine delivery. Microparticulate delivery systems allow …