examination of the tumour cells in the basal layer for electron density of cytoplasm , intercellular spaces , and degree of development of cytoplasmic processes showed a variety of cells ranging from type i , where the cytoplasm was dark , development of cytoplasmic processes was good , and the intercellular spaces were large , to type iii , where cytoplasmic processes and intercellular spaces were less well developed and the cells were mostly of clear cell type .
C0010834
cytoplasmic
C0007634
cells