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Blood Samples Could Replace Tumor Biopsies for Personalized Immunotherapy

Blood samples may replace tumor biopsies for personalized immunotherapy, reducing surgery risks and speeding up treatment development for cancer patients.

This development could significantly broaden the reach of personalized cancer treatments. For patients with inoperable tumors or those too frail for surgery, a blood-based method would eliminate a major barrier to receiving tailored immunotherapies. It could also speed up the manufacturing process, allowing therapies to be developed more quickly and at lower risk. If validated, this approach could transform the standard of care in oncology, making precision medicine accessible to a wider population and enabling more dynamic treatment adjustments as tumors mutate.