The signature effect of HIV infection, and the cause of AIDS, is disruption of the T-lymphocyte branch of the immune system and in particular the destruction of CD4+ T-helper cells.
Eric, Erik. The given name Erika, or Erica, is a feminine form of Eric, deriving from the Old Norse name EirÃ­kr (or ErÃ­kr in Eastern Scandinavia due to monophthongization). The first element, ei- is derived either from the older Proto-NorseZ*aina(z) meaning one or some, or from Proto-Norse *aiwa(z) meaning fair or tradition.
Teutonic Meaning: The name Erika is a Teutonic baby name. In Teutonic the meaning of the name Erika is: noble. American Meaning: The name Erika is an American baby name. In American the meaning of the name Erika is: noble.Hungarian Meaning: The name Erika is a Hungarian baby name.In Hungarian the meaning of the name Erika is: Powerful. Norse Meaning: The name Erika is a Norse baby name. In Norse the meaning of the name Erika is: Ever or eternal ruler.n American the meaning of the name Erika is: noble. Hungarian Meaning: The name Erika is a Hungarian baby name. In Hungarian the meaning of the name Erika is: Powerful. Norse Meaning: The name Erika is a Norse baby name. In Norse the meaning of the name Erika is: Ever or eternal ruler.