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Full-Text Articles in Medical Sciences

Tumor Cell Death After Electrotransfer Of Plasmid Dna Is Associated With Cytosolic Dna Sensor Upregulation, Katarina Znidar, Masa Bosnjak, Nina Semenova, Olga N. Pakhomova, Loree Heller, Maja Cemazar Jan 2018

Tumor Cell Death After Electrotransfer Of Plasmid Dna Is Associated With Cytosolic Dna Sensor Upregulation, Katarina Znidar, Masa Bosnjak, Nina Semenova, Olga N. Pakhomova, Loree Heller, Maja Cemazar

Bioelectrics Publications

Cytosolic DNA sensors are a subgroup of pattern recognition receptors (PRRs) and are activated by the abnormal presence of the DNA in the cytosol. Their activation leads to the upregulation of pro-inflammatory cytokines and chemokines and can also induce cell death. The presence of cytosolic DNA sensors and inflammatory cytokines in TS/A murine mammary adenocarcinoma and WEHI 164 fibrosarcoma cells was demonstrated using real time reverse transcription polymerase chain reaction (RT-PCR), western blotting and enzyme-linked immunosorbent assay (ELISA). After electrotransfer of plasmid DNA (pDNA) using two pulse protocols, the upregulation of DNA-depended activator of interferon regulatory factor or Z-DNA binding …


Electroporation-Mediated Gene Transfer Directly To The Swine Heart, Barbara Hargrave, Harre Downey, Cathryn Lundberg, Annelise Israel, Yeong-Jer Chen, Richard Heller Jan 2013

Electroporation-Mediated Gene Transfer Directly To The Swine Heart, Barbara Hargrave, Harre Downey, Cathryn Lundberg, Annelise Israel, Yeong-Jer Chen, Richard Heller

Bioelectrics Publications

In vivo gene transfer to the ischemic heart via electroporation holds promise as a potential therapeutic approach for the treatment of heart disease. In the current study, we investigated the use of in vivo electroporation for gene transfer using three different penetrating electrodes and one non-penetrating electrode. The hearts of adult male swine were exposed through a sternotomy. Eight electric pulses synchronized to the rising phase of the R wave of the electrocardiogram were administered at varying pulse widths and field strengths following an injection of either a plasmid encoding luciferase or one encoding green fluorescent protein. Four sites on …


Advancing Our Understanding Of The Inheritance And Transmission Of Pectus Excavatum, Lisa Horth, Michael W. Stacey, Virginia K. Proud, Kara Segna, Chelsea Rutherford, Donald Nuss, Robert E. Kelly Jan 2012

Advancing Our Understanding Of The Inheritance And Transmission Of Pectus Excavatum, Lisa Horth, Michael W. Stacey, Virginia K. Proud, Kara Segna, Chelsea Rutherford, Donald Nuss, Robert E. Kelly

Bioelectrics Publications

Pectus excavatum is the most common congenital chest wall abnormality expressed in children, yet its inheritance is poorly understood. Here we present the first comprehensive assessment of the inheritance of this disorder. After evaluating 48 pedigrees and 56 clinical traits of probands and family members, we find strong evidence of autosomal recessive, genetic control for this disorder. Additionally there is likely more than one pectus disease-associated allele, as well as a relatively large number of disease allele carriers in the human population. Some clinical traits appear important and may serve as reliable indicators for predicting the likelihood of pectus excavatum …


Variant Forms Of Ataxia Telangiectasia, A. M. R. Taylor, E. Flude, B. Laher, Michael W. Stacey, E. Mckay, J. Watt, S. H. Greens, A. E. Harding Jan 1987

Variant Forms Of Ataxia Telangiectasia, A. M. R. Taylor, E. Flude, B. Laher, Michael W. Stacey, E. Mckay, J. Watt, S. H. Greens, A. E. Harding

Bioelectrics Publications

Two ataxia telangiectasia patients with unusual clinical and cellular features are described. Cultured fibroblasts and PHA stimulated lymphocytes from these two patients showed a smaller increase of radiosensitivity than cells from other A-T patients, as measured by colony forming ability or induced chromosome damage respectively, after exposure to ionising radiation. The response of DNA synthesis to irradiation of these cells was, however, the same as for other A-T patients. Cells from a third patient with some clinical features of A-T but with a very protracted course also showed low levels of radiation induced chromosome damage, but colony forming ability and …