Statements (18)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:scientific_theory | 
| gptkbp:appliesTo | gptkb:retinoblastoma tumor suppressor genes hereditary cancer | 
| gptkbp:describes | mechanism of tumor suppressor gene inactivation | 
| gptkbp:field | genetics oncology | 
| gptkbp:firstHit | germline mutation | 
| gptkbp:influenced | cancer genetics research | 
| gptkbp:proposedBy | 1971 Alfred Knudson | 
| gptkbp:relatedTo | gptkb:Knudson_hypothesis loss of heterozygosity | 
| gptkbp:secondHit | somatic mutation | 
| gptkbp:state | both alleles of a tumor suppressor gene must be inactivated for cancer to develop | 
| gptkbp:bfsParent | gptkb:Alfred_G._Knudson | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | two-hit hypothesis |