Fig. 1.

a Stability of 99mTc-rituximab in saline and in plasma assessed by ITLC-SG at different time points. b Cysteine challenge assay of 99mTc-rituximab assessed by ITLC-SG at increasing ratio between cysteine to mAb.

a Stability of 99mTc-rituximab in saline and in plasma assessed by ITLC-SG at different time points. b Cysteine challenge assay of 99mTc-rituximab assessed by ITLC-SG at increasing ratio between cysteine to mAb.