erlotinib Molecular Clonal Tracking Method Captures Lung Cancer Treatment Response, Resistance Features Using a single-cell sequencing and clonal fitness mapping method, researchers compared EGFR-mutant lung cancer cell responses to EGFR inhibition or targeted protein degradation. Roche EGFR Mutation Test Approved by FDA as Companion Diagnostic for NSCLC Roche's real-time PCR test detects defined mutations of the epidermal growth factor receptor gene in DNA from non-small cell lung cancer patients. Foundation Medicine Liquid Biopsy Gets FDA Approval for Multiple Companion Diagnostic Indications The agency approved the test for use across solid tumors and with multiple companion diagnostic indications including one for prostate cancer and three for lung cancer. China's NMPA Extends Approval for Roche Cobas EGFR Mutation Test v2 to Plasma Samples Labs in China can now use the Cobas EGFR Mutation Test v2 with either tissue or plasma samples as a CDx for three Roche oncology drugs in NSCLC patients. Breast, Lung Cancer Genetics Highlight Mutations Linked to Drug Response, Prognosis New tumor profiling papers stemming from prior clinical trials led to informative mutations in early-stage, ER+/HER2- breast cancer and lung squamous cell carcinoma. Breaking News Canadian Healthcare Providers, Policymakers Value Different Aspects of Clinical Genomic Sequencing New Products Posted to GenomeWeb: Oxford Nanopore, Bio-Rad, NanoString, More People in the News at OraSure, Element Biosciences, Micronoma, More Guardant Health Files Motions to Dismiss, Change Venue in Illumina Patent Lawsuit In Brief This Week: SQI Diagnostics, T2 Biosystems, Enhanc3D, QuidelOrtho, More Illumina, Precision Health Research Singapore Partner for 100K Genomes Population Study The Scan Blend of Omicron With Delta The Associated Press reports that currently circulating Omicron variants have some features previously seen in the Delta variant. Limited Contrast The New York Times reports that there is a shortage of a contrast agent used for some medical scans. Pig Improvement Farmers in China are using genetics to improve their hog herds, according to Reuters. Science Papers Present Way to Molecularly Classify Prostate Cancer, Saliva-Based SARS-CoV-2 Test, More In Science this week: approach to molecularly classify prostate tumors, saliva-based test for SARS-CoV-2, and more.