
potent PI3Kγ inhibitor with an IC50 of 30 nM. Phosphoinositide 3-kinase in hematopoietic cells and plays several important roles in immunity. α, β, and δ isoforms with IC50 of 0.94, 20, and 20 μM, respectively. only the unrelated casein kinase 2 (CK2, IC50 = 20 nM). CAY10505 of the PI3K substrate PKB/Akt in murine macrophages (IC50 = CAY10505 decreases neutrophil recruitment in mice to an extent that is