pleomorphic,bone marrow,controversy,stem cells,cfgtyuikl,cells,pleomorphic .,cell'weew,differentiation,arsenic,parkinson's disease,ubiquitous,cell',tumor-derived,mesenchymal,embryo,pleomorphic 'k,phenotype.,cell,cancer,testes,embryonic,asdfsdgjadsklfjdsafk,prostate,malignant transform,organisms,carcinogenic,fetal,cacer treatment,cure diseases,pleomorphic ',