| GCFT | gonococcal/gonorrhea complement fixation test |
|---|---|
| GPC | gastric parietal cell; gel permeation chromatography; giant papillary conjunctivitis; glycophorin C;... |
| HD50 | 50% hemolyzing dose of complement |
| ICFA | incomplete Freund adjuvant; induced complement-fixing antigen |
| LBCF | Laboratory Branch complement fixation [test] |