An infection, non bacterial,that came on suddenly
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Shingles is actually caused by the reactivation of the varicella-zoster virus, the same virus that causes chickenpox. It is not a separate viral infection itself.
"Measles (also known as rubeola) is a disease caused by a virus" From wikipedia. Its viral "Measles (also known as rubeola) is a disease caused by a virus" From wikipedia. Its viralVirus!
Productive viral infection refers to a situation where a virus enters a host cell, uses the cell's machinery to replicate itself, and produces new viral particles that can infect other cells. This process leads to the destruction of the host cell and the release of new viruses to infect neighboring cells.
Roseola, also known as human herpesvirus 6 (HHV-6) or sixth disease, was first identified and characterized by virologists in the 1980s. It is a common childhood viral infection that typically causes a mild fever and rash.
Subunit vaccines are produced using only a part of the viral genome. These vaccines use specific proteins or fragments of the virus to stimulate an immune response without causing infection. An example of a subunit vaccine is the Hepatitis B vaccine.
Swelling of the parotid gland can be caused by a viral infection such as mumps, bacterial infection, blockage of the salivary ducts, autoimmune disorders, or tumors. It can also be a side effect of certain medications or dehydration.