The Pathway Ontology (PW), is currently being developed at the Rat Genome Database. For more information about this vocabulary, please see Petri et al. The rat genome database pathway portal. Database (Oxford). 2011 Apr 8;2011:bar010. Print 2011 or contact us (https://rgd.mcw.edu/rgdweb/contact/contactus.html).
The pathway of erlotinib-target interaction and of the biochemical or physiological responses to drug. Erlotinib is the second (after gefitinib) selective inhibitor of EGFR whose mutations within the tyrosine kinase domain have been associated with hyperactive epidermal growth factor signaling in non-small cell lung cancers. Genetic variations can cause differences in the response of the organism to the drug.