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Defend Earth from alien invaders
formation of blood vessles in the extraembryonic mesoderm of yolk sac; connecting stalk and chorion at the beginning of the third week of development
removal of a sample of living tissue for microscopic examination to help diagnose disease
fatty tissue that fills the cavities of bones
chemical substance or radiation that causes cancer
malignant and invasive epithelial tumor that spreads by metastasis and often reaccures after excursion; cancer.
growth and division of single cell into two identical cells, consists of interphase and cell division.
a substance that has a toxic effect on certain cells
study of occurrence and transmission of diseases and disorders in human populations.
the study of the causes of disease
a degree or step in a scale, as of rank, advancement, quality, value or intensity
abnormal increase in the number of normal cells in a tissue or organ increases its size.
rate or range of occurrence or influence of something especially of something unwanted.
any localized, abnormal change in body tissue
get worse and become deadly; cancer
skin growth; cancerous
the spread of cancer to surrounding tissues or to other body sites
morbid state or quality.
state or condition of being subject to death; mortal character, nature or existence
a substance or preparation capable of inducing mutation
any change in the sequence of bases in a DNA molecule resulting in some inheritable trait.
a pathological type of cell death that results from disease, injury or lack of food supply in which many adjacent cells swell, burst and spill their contents into the interstitial fluid triggering an inflammatory response
cancer causing gene
a forecast of the probable results of a disorder; the outlook for recovery
gene responsibly for some aspect of normal growth and development; may transform into an oncogene, gene capable of causing cancer
any of various malignant tumors composed of neoplastic cells resembling embryonic connective tissue
tumor suppressor gene
a gene coding for a protein that normally inhibits cell division; loss or alteration of a tumor suppressor gene called 'pg. 53' is the most common genetic change in a wide variety of cancer cells
excess tissue that develops when cells in a part of the body divide without control.
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