1 Impetigo is a skin infection that is extremely contagious. 2  It is most common in children. 3  Impetigo is caused by staphylococcus aureus or rarely streptococcus pyogenes bacteria. 4  It is the most common childhood skin infection in northern Europe, northern USA and Canada.hey cause infection when there is a cut or wound. Impetigo in adults is usually the result of injury to the skin-commonly by another skin condition, such as dermatitis (inflammation of the skin). Children are usually infected after a cut, scrape or insect bite.
Split and merge into it. Answer by Waitey2k10. Confidence votes 24. They do reproduce but a virus can't reproduce outside of a host cell. so the only thing in common really is that the virus needs a cell to reproduce.The only real similarity between viruses and living cells are that they both have some sort of genetic material.Cells have DNA and viruses have either RNA or DNA.plit and merge into it. Answer by Waitey2k10. Confidence votes 24. They do reproduce but a virus can't reproduce outside of a host cell. so the only thing in common really is that the virus needs a cell to reproduce.
When the cell dies, new types of viruses are released, and they infect other cells. This is how viruses cause disease. Generally, viruses will only infect one type of cell. For example, the cold virus will only infect cells of the upper respiratory tract.Viruses can be transmitted in numerous ways, such as through contact with an infected person, swallowing, inhalation, or unsafe sex.ypes of Viral Infections. Viruses can affect any part of the body or body system, and can cause infections such as the common cold, flu, gastroenteritis, chicken pox or herpes. The most common type of viral infections involves the respiratory tract.