Virology: Baltimore classification

 Baltimore classification: Classification based on the way the virus generate their mRNA, type of nucleic acid (DNA/RNA, single-stranded/double-stranded, positive or negative sense) Group I: Double-stranded DNA virus (DS-DNA)  Polyomavirus – BK, JC, KI, WU,...
Adenovirus

Adenovirus

Non-enveloped linear ds-DNA virus. Icosahedral symmetry (70-90 nm diameter). The capsid has three major protein – hexon, penton, and fibre. Adenovirus is being investigated as a vector for vaccine and gene therapy. Ubiquitous in nature. Most people are...

Human oncogenic viruses

Virus Associated malignancy Epstein–Barr virus (EBV) Burkitt’s lymphoma Diffuse large B-cell lymphoma Hodgkin lymphoma Undifferentiated nasopharyngeal carcinoma. Gastric adenocarcinoma Leiomyosarcoma Post-transplant lymphoproliferative disorder. Kaposi sarcoma...

Virus structure and morphology

Virus Infectious unit usually 17-300nm diameter (excluding mega viruses; smallest – Porcine Circovirus 17nm, largest – probably Pithovirus sibericum 1500 nm), composed of nucleic acid (either DNA or RNA), protein and in some cases an outer lipid layer...
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