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Medically reviewed by Amelia MacIntyre, DO Over 200 kinds of respiratory viruses can cause colds, with the average adult ...
Human cytomegalovirus (HCMV) is classified as a DNA herpesvirus. A recent study showed that the HCMV virion contains not only DNA, but also four species of mRNA, indicating that this virus is more ...
It has resulted in over 70 human infections and at least one verified death. H5N1 avian flu virus' ongoing presence in mammals raises the possibility of shifts that could allow for human-to-human ...