Is Kazia’s paxalisib becoming the new backbone for checkpoint combos?
Kazia Therapeutics Limited has presented new clinical and translational data at the 2025 San Antonio Breast Cancer Symposium demonstrating that paxalisib, its investigational brain-penetrant PI3K/mTOR inhibitor, may suppress circulating tumor cell clusters and reverse immune exhaustion in two of the most treatment-resistant breast cancer subtypes—HER2-positive metastatic breast cancer and triple-negative breast cancer. The early evidence,