in an attempt to diagnose a suspected amelanotic melanoma tumour , we examined a variety of tissue and cell samples from one patient at the ultrastructural level , which consisted of single cell suspensions of tumour cells with and without dopa treatment , tumour cells after culture in agar with and without dopa treatment , and single tumour cells hetero-transplanted into a nude mouse .
C0206735
amelanotic melanoma
C0040300
tissue