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A companion diagnostic is a diagnostic test that provides information essential for the safe and effective use of a corresponding therapeutic product. To obtain marketing approval, the companion diagnostic must demonstrate acceptable analytical and clinical performance. Companion diagnostic regulations are intended to protect patients by ensuring quality and consistency of treatment-guiding biomarker testing in clinical trials and clinical practice. However, current regulations have had unintended negative consequences relating to innovation, implementation, and accessibility of precision medicine; increasing complexity and cost burden; and inhibiting development of novel diagnostics and biomarker-targeted therapeutics. We propose a range of practical solutions to these challenges, advocating that regulators, pharmaceutical companies, molecular pathologist groups, and diagnostic companies work together to increase flexibility and promote diagnostic innovation, while maintaining high-quality diagnostic testing to ensure all patients get the most appropriate treatments.
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http://dx.doi.org/10.1158/1078-0432.CCR-24-2729 | DOI Listing |
J Neurooncol
September 2025
Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA.
Background And Objectives: Explore whether community social capital measures (system of resources available to individuals through community engagement) are related to surgical outcomes among intracranial tumor patients.
Methods: Adults who underwent resection at a single medical center for intracranial tumor was identified and their zip codes were matched to three variables derived from the Social Capital Atlas: economic connectedness, volunteering rate, and civic organizations. The economic connectedness score quantifies the degree to which low-income and high-income community members are friends with each other, the volunteering rate is defined as the proportion of a given community engaged in community organizations and the civic organization score is defined as the number of local civic organizations within a given community.
J Thorac Oncol
July 2025
Thoracic Service, Department of Surgery, Memorial Sloan Kettering Cancer Center, New York, New York.
Introduction: TNM staging systems create prognostic categories by anatomic extent of disease. Whether therapeutically important molecular alterations in NSCLC augment the prognostic information of TNM staging is unclear. To study this, we analyzed molecular data from the ninth edition of the lung cancer staging system.
View Article and Find Full Text PDFVirus Res
September 2025
Pennsylvania Department of Agriculture, Pennsylvania Veterinary Laboratory, Harrisburg, PA 17110, USA. Electronic address:
The severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) is capable of infecting multiple species through human-to-animal spillover. Human to animal spillovers have been documented both in domestic and wild animal species. Due to close contact in shared households, pet dogs may be at increased risk for contracting the SARS-CoV-2 virus from infected individuals in the same household.
View Article and Find Full Text PDFJ Cancer Educ
September 2025
Department of Health Outcomes and Biomedical Informatics, College of Medicine, University of Florida, Gainesville, FL, USA.
Understanding when and how patients encounter cancer treatment misinformation (CTM) is essential for developing innovative strategies to combat its spread. However, a major challenge in CTM research is the lack of a reliable and valid tool to assess exposure to misinformation. This study aimed to evaluate patients' exposure to CTM through the exposure to cancer treatment misinformation (ECTM) survey.
View Article and Find Full Text PDFJ Immunother Cancer
September 2025
Department of Medicine, Memorial Sloan Kettering Cancer Center, New York, New York, USA.
Background: Response to immune checkpoint inhibition (ICI) in sarcomas is overall low and heterogeneous. Understanding determinants of ICI outcomes may improve efficacy and patient selection. Thus, we investigated whether the expression of transposable elements (TEs), which are epigenetically silenced and can stimulate antitumor immunity, influence ICI outcomes and immune infiltrates in common sarcoma subtypes.
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