Simple Blood Test Could Determine Best Treatment Option for Advanced Prostate Cancer, Study Says

Simple Blood Test Could Determine Best Treatment Option for Advanced Prostate Cancer, Study Says
A blood test that examines circulating tumor cells for the presence of the AR-V7 protein could help determine if a patient with advanced prostate cancer would fare better with chemotherapy or hormone therapy, according to researchers. Their study, “Assessment of the Validity of Nuclear-Localized Androgen Receptor Splice Variant 7 in Circulating Tumor Cells as a Predictive Biomarker for Castration-Resistant Prostate Cancer,” was published in the journal JAMA Oncology. Medicines that target the androgen receptor, like 
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