Test | Method | Acceptable limit |
---|---|---|
Appearance | Visual check | Normal–milky; no aggregates |
% Viable monocytes (CD14+) | FACS | ≥ 40% |
Endotoxin | LAL assay | < 5EU/mL |
Sterility on final product | Bacterial bottle cultures, fungal on plate cultures | No growth |
Gram stain | Gram stain | No organism seen |
Donor eligibility | NA | Auto |