| 424 / | HD | DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS |
| 184.1 | DF | ANTIGEN, EPITOPE, OR OTHER IMMUNOSPECIFIC IMMUNOEFFECTOR (E.G., IMMUNOSPECIFIC VACCINE, IMMUNOSPECIFIC STIMULATOR OF CELL-MEDIATED IMMUNITY, IMMUNOSPECIFIC TOLEROGEN, IMMUNOSPECIFIC IMMUNOSUPPRESSOR, ETC.) {15} |
| 265.1 | DF | .~ Parasitic organism or component thereof or substance produced by said parasitic organism (e.g., Schistosoma, Dirofilaria, Trichinella, Fasciola, Ancylostoma, Ascaris, etc.) {2} |
| 269.1 | DF | .~.~ Parasitic protozoan (e.g., Trypanosoma, Trichomonas, Leishmania, Entamoeba, etc.) {4} |
| 273.1 | | .~.~.~ Toxoplasma |