The life science segment saw strong sales in Droplet Digital PCR offset by sales the firm's process media product line.
Bio-Rad also disclosed during an earnings call that it acquired an undisclosed company that will expand its genomic reagents product portfolio.
Researchers at RMIT University have described collecting bronchial brushings as part of a molecular approach that may enable diagnosing lung cancer patients and guiding therapies.
The company's full-year revenues rose 6 percent and were slightly higher than the consensus Wall Street estimate.
The firm plans to add more oncology tests, NIPTs and newborn screening assays through in-house development and partnerships with third-party assay makers.
The test is for monitoring treatment response in chronic myeloid leukemia and uses a new Droplet Digital PCR instrument.
The approach could allow doctors to more accurately and more easily identify which patients are free from cancer after radiation treatment.
The company is collecting validation evidence it intends to submit to the FDA next year, which will also support launch of the test as an LDT.
The company said Q2 sales increased 11 percent on a currency-neutral basis, driven by growth in both its Life Science and Clinical Diagnostics segments.
Bio-Rad tallied net sales of $551.5 million compared to $500.1 million in Q1 2017, driven by growth in both its Life Science and Clinical Diagnostics businesses.