to assess the clinical value of two comparatively new properties ( dna content and mhc class ii antigen expression ( hla-dr , dp , dq ) of melanoma cells ) which have been independently reported to reflect the outlook for patients with malignant melanoma , we investigated retrospectively 50 stage i nodular melanomas in two comparably homogeneous groups of 23 and 27 patients , the course of whose disease differed at five years .
C1513095
melanoma cells
C0025202
malignant melanoma