click below
click below
Normal Size Small Size show me how
TSG Path
| Question | Answer |
|---|---|
| Tumor suppressor-definition | Loss of function-- increase cancer risk---two alleles of a TSG must be lost for expression of disease. |
| APC | Negative regulator of beta catenin/ WNT pathway. Related to colorectal cancer (assoc with FAP) |
| BRCA1/BRCA2 | DNA repair protein---- breast, ovarian, and pancreatic cancer |
| CDKN2A | p16, blocks G1---S phase......related melanoma, pAncreatic cancer |
| DCC | Deleted Colon Cancer----Colon cancer |
| DPC4/SMAD4 | Deleted Pancreatic cancer----pancreatic cancer |
| MEN1 | Menin---MEN1 |
| NF1 | Neurofibromin (RAS GTPase activating protein) Neurofibromatosis type 1 |
| nF2 | Merlin(schwannomin) protein--- Neurofibromatosis type 2 |
| PTEN | Tyrosine phosphatase of PIP3(protein kinase, B (akt) activation)-----Breast cancer, prostate cancer, endometrial cancer |
| Rb | Inhibits E2F; blocks G1-- S phase.....retinoblastoma, osteosarcoma |
| TP53 | P53, activates p21, blocks G1--S phase most human cancers, Li- fraumeni syndrome; SBLA cancer syndrome: Sarcoma, Breast, Leukemia, Adrenal gland |
| TSC1 | Harmatin protein---- tuberous sclerosis |
| TSC2 | Tuberin protein--- Tubeorus slcerosis |
| VHL | Inhibits hypoxia inducible factor 1a----- von Hippel Lindau dx |
| WT1 | Transcription factor that regulates urogenital development----Wilms tumor (nephroblastoma) |