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Adjuvant therapy
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Assisting primary treatment.
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Alkylating agents
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Synthetic chemicals containing alkyl groups that interfere with DNA synthesis.
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Anaplasia
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Loss of differentiation of cells; reversion to a more primitive cell type.
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Angiogenesis
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Process of forming new blood vessels.
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Antibiotics
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Chemical substances, produced by bacteria or primitive plants.
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Antimetabolites
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Chemicals that prevent cell division by inhibiting formation of substances necessary to make DNA.
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Antimitotics
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Drugs that block mitosis (cell division).
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Apoptosis
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Programmed cell death.
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Benign tumor
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Noncancerous growth (neoplasm).
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Biological response modifiers
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Substances produced by normal cells that either directly block tumor growth or stimulate the immune system to fight cancer.
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Biological therapy
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Use of the body's own defenses to destroy tumor cells.
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Carcinogens
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Agents that cause cancer; chermicals and drugs, radiation, and viruses.
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Carcinoma
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Cancerous tumor made up of cells of epithelial origin.
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Cellular oncogenes
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Pieces of DNA that, when broken or dislocated, can cause a normal cell to become malignant.
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Chemotherapy
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Treatment with drugs.
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