Haystack MRD® by Quest Diagnostics® Employee Directory
Biotechnology ResearchMaryland, United States51-200 Employees
Haystack MRD by Quest Diagnostics offers a tumor-informed MRD assay that detects ultralow levels of circulating tumor DNA to identify residual cancer after treatment. It builds on more than two decades of clinical development and technology from pioneers in cancer genomics at Johns Hopkins University. The approach aims to provide precise molecular insights to support treatment decision-making. The company serves clinicians and research institutions in oncology seeking to optimize patient management through MRD assessment. Based in Baltimore, Maryland, Haystack operates within Quest Diagnostics' portfolio and collaborates with academic and industry partners. A 2025 development includes a research collaboration with Rutgers Cancer Institute to evaluate Haystack MRD for optimizing cancer care.