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Full-Text Articles in Life Sciences

Bpv Entry And Trafficking In Ebtr Cells, Enkhmart Dudleenamjil Nov 2009

Bpv Entry And Trafficking In Ebtr Cells, Enkhmart Dudleenamjil

Theses and Dissertations

Bovine Parvovirus (BPV) belongs to the genus Bocavirus, family Parvoviridae. BPV is the leading etiologic agent among the pathogens that cause primary gastroenteritis of cattle. Many of the intracellular events associated with virus replication are unknown. In this research project, we investigated BPV internalization into the host cell and trafficking in the cytosol. Preliminarily, EBTr cells had abundant clathrin, virus attached to purified clathrin, and EM micrographs revealed virus in endocytic vacuoles. Assays detecting virus infectivity (i.e. viral protein synthesis), virus production (completion of the replication cycle), and quantitative PCR (qPCR) to detect viral transcripts were used to evaluate …


Part 1: Screening Of Thirty-One Medicinal Plant Species Against Herpes Simplex Virus, Acetone And Methanol Extracts From The Root Tissue Of Kalanchoe Pinnata Interferes With Hsv Types 1 And 2 Dna Replication And Early And Late Gene Expression Preventing The Spread Of Hsv In Vitro. Part 2: Professional Development Curriculum: Integrating Molecular Biology And Microbiology Into The Existing Secondary Biology Curricula, Mary Ruth Greer Nov 2009

Part 1: Screening Of Thirty-One Medicinal Plant Species Against Herpes Simplex Virus, Acetone And Methanol Extracts From The Root Tissue Of Kalanchoe Pinnata Interferes With Hsv Types 1 And 2 Dna Replication And Early And Late Gene Expression Preventing The Spread Of Hsv In Vitro. Part 2: Professional Development Curriculum: Integrating Molecular Biology And Microbiology Into The Existing Secondary Biology Curricula, Mary Ruth Greer

Theses and Dissertations

PART 1: Thirty-one medicinal plant species from Hawaii, Morocco, and the Sonoran Desert, USA have been shown in past studies to be highly inhibitory to pathogenic bacteria, fungi, and certain cancer cell lines. However, none were tested for antiviral activity. Acetone and methanol extracts from these species were bio-assayed for antiviral activity against herpes simplex virus types 1 and 2 (HSV 1 and HSV 2) and for cytotoxicity to the Vero C1008 cell line. Extracts from these species were tested in vitro for antiviral activity using an immunoperoxidase mini-plaque reduction assay to detect viral structural protein synthesis. Sulforhodamine B and …


Cis-Regulatory Sequence And Co-Regulatory Transcription Factor Functions In Erα-Mediated Transcriptional Repression, Richard Leroy Smith Jul 2009

Cis-Regulatory Sequence And Co-Regulatory Transcription Factor Functions In Erα-Mediated Transcriptional Repression, Richard Leroy Smith

Theses and Dissertations

Estrogens exert numerous actions throughout the human body, targeting healthy tissue while also enhancing the proliferative capacity of breast cancers. Estrogen signaling is mediated by the estrogen receptor (ER), which binds DNA and ultimately affects the expression of adjacent genes. Current understanding of ER-mediated transcriptional regulation is mostly limited to genes whose transcript levels increase following estrogen exposure, though recent studies demonstrate that direct down-regulation of estrogen-responsive genes is also a significant feature of ER action. We hypothesized that differences in cis-regulatory DNA was a factor in determining target gene expression and performed computational and experimental studies to test this …