An arterial aneurysm is defined as a focal dilation of a blood vessel with respect to the original artery. The risk of abdominal aortic aneurysms (AAAs) increases dramatically in the presence of the following factors: age older than 60 years, smoking, hypertension and Caucasian ethnicity. The likelihood that an aneurysm will rupture is influenced by the aneurysm size, expansion rate, continued ...

1. Based on previous knowledge indicating that pan-phosphatidylinositol 3-kinease (PI3K) inhibitor treatment could suppress formation of experimental abdominal aortic aneurysms, what is the importance studying role PI3Kγ in AAAs?1A.PI3K significantly involved regular cellular functions and systemic inhibition PI3K has severe side effects.B.PI3Kγ mainly expressed infiltrated lymphocytes, which p...