During the primary infection the antibodies slowly increase, peak at around ten days and then gradually decrease. This primary infection results in the production of memory cells that remain in ...

Secondary infections are those that occur alongside or following primary infection, and are a direct or indirect consequence of the initial infection. For instance, primary infections, and the ...

The amounts, or titres, of the IgM and IgG antibodies depend on whether the infection is a primary or a secondary infection. During a primary (first) dengue infection, IgM levels are very high ...