Ap44mSe is a potent and selective antitumor agent. Ap44mSe effectively depletes cellular Fe, resulting in transferrinreceptor-1 up-regulation, ferritin down-regulation, and increased expression of the potent metastasis suppressor, N-myc downstream regula
TfR-T12 is a transferrinreceptor (TfR) binding peptide that can penetrate the blood-brain barrier (BBB), exhibiting a high binding affinity within the nanomolar (nM) range.