a micro-elisa based on competition with the biotin-labeled 25 kda gag ( p25gag ) recombinant protein of the human immunodeficiency virus ( hiv ) was compared to commercial antigen capture elisas for the detection of viral antigens in a variety of body fluids including serum , cerebro-spinal fluid ( csf ) , sputum , saliva , milk , semen , vaginal and bronchial fluids , as well as earwash fluid .
C0026131
milk
C0005889
fluid