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Full-Text Articles in Virology

Critical Stages In Viral Replication - Entry, Gene Regulation And Egress, Matthew S. Miller Sep 2011

Critical Stages In Viral Replication - Entry, Gene Regulation And Egress, Matthew S. Miller

Electronic Thesis and Dissertation Repository

Despite the amazing biological diversity exhibited by viruses, their very existence relies upon their ability to overcome a set of common barriers. The nature of these barriers reflects the nature of viruses themselves. During their extracellular phase, viruses are metabolically inert obligate parasites. Upon encountering a host cell, productive infection necessitates that the virus successfully enter the cell, regulate the expression of its genes, and after assembling new progeny particles, egress such that the cycle of infection can continue. These three basic processes are not only attractive candidates for therapeutic intervention, but also reveal much about virus biology in the …


Transactivation By Human Adenovirus Early Region 1a-Conserved Region Three, Jailal Ng Ablack May 2011

Transactivation By Human Adenovirus Early Region 1a-Conserved Region Three, Jailal Ng Ablack

Electronic Thesis and Dissertation Repository

One of the critical functions of human adenovirus (hAd) early region 1A (E1A) protein is to activate transcription of the early viral genes. The largest isoform of E1A contains a unique region termed conserved region 3 (CR3), which includes a Cysteine-4 (C4) zinc finger domain. This region activates viral gene expression by interacting with and recruiting cellular transcription machinery to the regulatory regions of early viral genes. Although this process has been studied at length with hAd type 5 E1A, far less is known about how the E1A proteins from other hAd types activate transcription. There are dramatic differences in …


The Hiv-1 Tat Protein And Adverse Drug Reactions: A Model System Utilizing Jurkat T Cells And Sulphamethoxazole-Hydroxylamine, Kaothara Adeyanju Feb 2011

The Hiv-1 Tat Protein And Adverse Drug Reactions: A Model System Utilizing Jurkat T Cells And Sulphamethoxazole-Hydroxylamine, Kaothara Adeyanju

Electronic Thesis and Dissertation Repository

In 2009 approximately 2.6 million people became infected with the Human Immunodeficiency Virus (HIV). In addition to the estimated 33.3 million people currently living with the virus, this makes HIV/ AIDS an epidemic of unprecedented scale in modern times. Treatment of HIV infection requires antiretroviral agents as well as a number of other drugs such as antimicrobials. Hypersensitivity adverse drug reactions (ADRs) to a variety of drugs are common in HIV-infected individuals, but the antimicrobial Sulphamethoxazole remains a major culprit. Hypersensitivity ADRs cause significant morbidity, with the skin and liver most commonly affected and are among the top causes of …