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It was also believed that concurrent circulation of two different influenza A subtypes did not occur. Although laymen seek advice from many incapacitating respiratory infection as “flu”, true influenza is attributable to the small household of the Orthomyxoviridae. Myxo derives from the Greek for mucus and refers to the ability of those viruses to attach to mucoproteins on the cell surface; ortho means true or common, as in orthodox, and distinguishes these viruses from the Paramyxoviridae (measles is a member of this family). It was first identified by its capacity to agglutinate erythrocytes, hence its name, however it is now apparent that it additionally has vital roles in the attachment and entry of virus to the cells of the host and in determining virulence. Its most important operate appears to be linked with release of latest virus from cells. The principle nutritional elements of bird’s nest are: water-soluble protein, carbohydrates, trace elements – calcium, phosphorus, iron, sodium, potassium and an important element mandatory for the human body “neuraminic acid”, also known as “bird’s nest acid”. They’re: Influenza virus A, B and C in addition to Thogoto-like virus which is a tick-borne virus of mammals.
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