| Answer | Crossword Clue |
|---|---|
| BLOODCELL | White .. (infection fighter) |
| SULFA | Infection fighter |
| SERUM | Infection fighter |
| TCELL | Infection fighter |
| SULFA | ... drug (infection fighter) |
| TCELL | Infection fighter in the blood |
| TCELL | Infection fighter that comes from a neck gland |
