TF and neoplasm: As shown in figure 1E, tumour uptake increased in patients with injected In-111-neutrophils with a median of 0.0038 mL/min/mL (IQR; 0.0231–0.0531) compared with a median of 0.0009 mL/min/mL for In-111-transferrin (IQR; 0.0004–0.0013).