the cancerous cells
Brain cells
A carcinoma is a cancerous tumor.
Cancerous Cells
Cells can become cancerous
metastasis
Cancerous cells can possibly survive in alkaline envirionment but would find extremely difficult to do so.
metastasis
Chemotherapy
Cytotoxic T cells
A cancerous tumor.
When a doctor does a biopsy on a suspicious lump, sometimes she discovers it is a "benign tumor" -- the cells are benign, that is, they are not cancerous and have no effect on health.