Key timing for post-surgery brain cancer treatment

Studies on mice have shown that surgery to remove glioblastoma leaves a brief post-operative period during which the blood-brain barrier's function is altered, allowing drugs to enter the area where cancer cells might potentially return. It has been discovered that disruptions in the blood-brain barrier enable the delivery of drug-loaded nanoparticles, such as doxorubicin, more effectively within 48-72 hours after surgery. This reduces the likelihood of tumor recurrence if treatment is synchronized with these time windows. Researchers believe that exploiting this temporary vulnerability can enhance the effectiveness of brain cancer treatment following tumor removal and decrease the chances of disease relapse.

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