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12 Cards in this Set
- Front
- Back
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Tumor suppressor genes: Loss of function leads to cancer.
How many alleles need to be damaged? |
Both alleles must be lost for expression of disease.
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Rb (13q)
Rb gene product blocks G1 --> S phase of the cell cycle |
Retinoblastoma, osteosarcoma
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p53 (17p)
p53 gene product blocks G1 --> S phase of the cell cycle |
Most human cancers, Li-Fraumeni Syndrome
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BRCA1 (17q)
DNA Repair protein |
Breast and ovarian cancer
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BRCA2 (13q)
DNA Repair protein |
Breast Cancer
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p16 (9p)
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Melanoma
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APC (5q)
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Colorectal cancer
-associated with FAP |
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WT1 (11p)
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Wilms' Tumor
WT1 = Wilms' Tumor 1 |
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NF1 (17q)
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Neurofibromatosis type 1
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NF2 (22q)
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Neurofibromatosis type 2
Neurofibromatosis type 2 = chromosome 22 |
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DPC (18q)
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Pancreatic Cancer
DPC = Deleted in Pancreatic Cancer |
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DCC (18q)
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Colon cancer
DCC = Deleted in Colon Cancer |