Subviral Entities and Viral Evolution What are they and where did they all come from? Subviral entities Viroids They are small single stranded infectious RNAs with a circular…

DNA Transfection to Mammalian Cells Three essential tools form the basis for studying the function of mammalian genes: 1.Isolate a gene by DNA cloning 2.manipulate the sequence…

Classification of Medically Important Viruses Prepared by : Nour I. El-Haddad Introduction The classification of viruses is based on chemical and morphologic criteria. The…

Parvoviruses Chapter 31 Properties of Parvoviruses Structure Icosahedral 18-26 nm diameter Single-stranded DNA, 5.6 kb Two proteins Nonenveloped Classification Parvoviridae…

DNA Transfection to Mammalian Cells Three essential tools form the basis for studying the function of mammalian genes: 1.Isolate a gene by DNA cloning 2.manipulate the sequence…

Slide 1 Medical Virology Dr.Dalia M. Mohsen professor in microbiology CLS (413) LECTURE (2) Objective Comparison between viruses and bacteria Atypical virus like agents.…

Parvoviruses Chapter 31 Properties of Parvoviruses Structure Icosahedral 18-26 nm diameter Single-stranded DNA, 5.6 kb Two proteins Nonenveloped Classification Parvoviridae…

PowerPoint Presentation How RNA and DNA viruses help us understand oncogenes and tumor suppressors Jeff Engler Department of Biochemistry and Molecular Genetics Office Telephone:…

Adeno-associated Virus Vectors to Support Clinical Studies J. Fraser Wright, Ph.D. Principal Investigator, AAV Clinical Vector Laboratory Center for Cellular and Molecular…