tokens: Although these pits are not nearly as numerous as the cells of preosteoclast phenotype , they do represent the activity of a subset of osteoclast -like cells that has achieved osteoclastic maturity under these culture conditions .
folded_tokens: although these pits are not nearly as numerous as the cells of preosteoclast phenotype , they do represent the activity of a subset of osteoclast -like cells that has achieved osteoclastic maturity under these culture conditions .
labels: O O O O O O O O O O O O B-cell_type I-cell_type O O O O O O O O O O B-cell_type O O O O O O O O O O O O