# OnCo record gompertzian-growth-model (technology). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)". Whole corpus: https://onco.cc/api/v1/onco.nt
@prefix schema: <https://schema.org/> .
@prefix onco: <https://onco.cc/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://onco.cc/technologies/gompertzian-growth-model/>
  a schema:MedicalTherapy ;
  onco:kind "technology" ;
  schema:identifier "gompertzian-growth-model" ;
  schema:name "Gompertzian tumour growth"@en ;
  schema:description "Tumours do not grow exponentially forever: growth slows as they enlarge, following a curve Benjamin Gompertz devised for human mortality in 1825 and Anna Kane Laird fitted to tumours in 1964. It explains why small tumours are the most chemosensitive and why doubling times lengthen."@en ;
  schema:url <https://onco.cc/technologies/gompertzian-growth-model/> ;
  schema:dateModified "2026-09-17"^^xsd:date ;
  schema:citation <https://en.wikipedia.org/wiki/Gompertz_function>, <https://doi.org/10.1038/bjc.1964.55> ;
  onco:status "established" ;
  onco:tag "mathematical-model" ;
  onco:sections <https://onco.cc/fronts/ai-computation/>, <https://onco.cc/fronts/drug-discovery/> ;
  onco:technologies <https://onco.cc/technologies/norton-simon-hypothesis/>, <https://onco.cc/technologies/cytotoxic-chemotherapy/> ;
  onco:keyPapers <https://onco.cc/key-papers/paper-laird-br-j-cancer/> .