Chapter Text
Chapter 1: Outside the Body
The laboratory was quiet.
Not lifeless—never that—but controlled. Fluorescent lights hummed softly above stainless steel benches, while incubators breathed warmth into sealed spaces, carefully maintained at 37°C. This was a world removed from blood vessels and tissue, where reactions unfolded in vitro, beyond the reach of living systems.
This was the domain of serology.
Here, body fluids told their stories without the body itself. Antigens revealed themselves. Antibodies answered. Everything depended on recognition.