p24 antigen

antígeno p24. Grupo de organismos unicelulares, algunos de los cuales causan enfermedades.

protein fragment (nucleocapsid) of HIV. At one time, p24 antigen was considered a surrogate marker for disease progression. Today, scientists know there are long-term non-progressors with high p24 lab readings. Others have died of AIDS without ever showing any p24 antigen.

A protein fragment of HIV. The p24 antigen test measures this fragment. A positive result from p24 antigen suggests that HIV is multiplying, although there is debate about this.