"Biomarker" means a characteristic that is objectively measured and evaluated as an indicator of normal biological processes, pathogenic processes, or pharmacologic responses to a specific therapeutic intervention. "Biomarker" includes, but is not limited to, gene mutations or protein expression.
"Biomarker testing" means the analysis of a patient's tissue, blood, or fluid biospecimen for the presence of a biomarker. "Biomarker testing" includes, but is not limited to, single-analyte tests, multi-plex panel tests, and partial or whole genome sequencing.
215 ILCS 5/356z.46