In the follow-up survey in 12 patients after tumour resection, five patients with persistent expression of MAGE-1 and/or MAGE-3 transcripts in PBMC samples and two patients with MAGE-1 and/or MAGE-3 transcripts from negative tumour resection turned to positive after resection died due to relapse. The gene discussed is MAGEA3; the disease is neoplasm.