Laboratory Test in Predicting Response to Erlotinib in Patients With Relapsed Metastatic or Unresectable Non-Small Cell Lung Cancer That Did Not Respond to Previous Treatment
Conditions
Interventions
- DRUG: erlotinib hydrochloride
- GENETIC: gene expression analysis
- GENETIC: protein expression analysis
- OTHER: immunoenzyme technique
- OTHER: immunologic technique
- OTHER: laboratory biomarker analysis
- PROCEDURE: needle biopsy
Sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Collaborators