Five aneurysm (3 ruptured, 2 unruptured) and 3 AVM (2 ruptured, 1 unruptured) ECs were tested for ET-1 release in the culture medium.

• 也测定了5例动脉瘤（3例破裂，2例未破裂）和3例AVM（2例破裂，1例未破裂）中的内皮细胞在培养基里内皮素-1的释放量。