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Genetics and Genomics Commons

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Full-Text Articles in Genetics and Genomics

Single-Stranded Dna-Binding Proteins Regulate The Abundance Of Lim Domain And Lim Domain-Binding Proteins, Zhixiong Xu, Xianzhang Meng, Ying Cai, Hong Liang, Lalitha Nagarajan, Stephen J Brandt Apr 2007

Single-Stranded Dna-Binding Proteins Regulate The Abundance Of Lim Domain And Lim Domain-Binding Proteins, Zhixiong Xu, Xianzhang Meng, Ying Cai, Hong Liang, Lalitha Nagarajan, Stephen J Brandt

Student and Faculty Publications

The LIM domain-binding protein Ldb1 is an essential cofactor of LIM-homeodomain (LIM-HD) and LIM-only (LMO) proteins in development. The stoichiometry of Ldb1, LIM-HD, and LMO proteins is tightly controlled in the cell and is likely a critical determinant of their biological actions. Single-stranded DNA-binding proteins (SSBPs) were recently shown to interact with Ldb1 and are also important in developmental programs. We establish here that two mammalian SSBPs, SSBP2 and SSBP3, contribute to an erythroid DNA-binding complex that contains the transcription factors Tal1 and GATA-1, the LIM domain protein Lmo2, and Ldb1 and binds a bipartite E-box-GATA DNA sequence motif. In …


Optimization Of Cutaneous Electrically Mediated Plasmid Dna Delivery Using Novel Electrode, L. C. Heller, M. J. Jaroszeski, D. Coppola, A. N. Mccray, J. Hickey, R. Heller Feb 2007

Optimization Of Cutaneous Electrically Mediated Plasmid Dna Delivery Using Novel Electrode, L. C. Heller, M. J. Jaroszeski, D. Coppola, A. N. Mccray, J. Hickey, R. Heller

Bioelectrics Publications

The easy accessibility of skin makes it an excellent target for gene transfer protocols. To take advantage of skin as a target for gene transfer, it is important to establish an efficient and reproducible delivery system. Electroporation is an established technique for enhancing plasmid delivery to many tissues in vivo. A critical component of this technique is the electrode configuration. Electroporation parameters were optimized for transgene expression with minimal tissue damage with a novel electrode. The highest transgene expression and efficiency of individual cell transformation with minimal damage was produced with eight 150 ms pulses at field strength of …