Viruses

Viruses Properties: They are obligate intracellular parasites. Probably there are no cells in nature that escape infection by one or more kinds of viruses. (Viruses that infect ... (more...)

noun, plural -rus·es. 1. an ultramicroscopic (20 to 300 nm in diameter), metabolically inert, infectious agent that replicates only within the cells of living hosts, mainly ... (more...)

Viruses have been found in all cellular forms of life, from bacteria to chordates. Pathogenic human and animal viruses are causative agents of serious diseases such as AIDS ... (more...)

References. Calisher, C. H., M. C. Horzinek, M. A. Mayo, H. W. Ackermann, and J. Maniloff. 1995. Sequence analyses and a unifying system of virus taxonomy - consensus via consent. (more...)

LiveScience.com explains human viruses , viruses in the human body , common human viruses , types of human viruses and human papilloma viruses (more...)

Viruses infect all cellular life forms and are grouped into animal, plant and bacterial types, according to the type of host infected. Examples of common human diseases caused by ... (more...)

An introduction to the structure of viruses. ... Scientists have long sought to uncover the structure and function of viruses. (more...)

Specific information on viral families, genomes, taxonomy, and structure. (more...)

Viruses are true parasites that can't live on their own, but go into host cells to reproduce and often cause disease. ... When is a life form not a life form? When it's a virus ... (more...)

What are computer viruses, and where can I find more information? On this page: About viruses, worms, and Trojan horses; More information (more...)