That cross the blood brain barrier via a pathogen 它們可以通過病原體穿透血液和大腦的障礙
Blood brain barrier 血腦屏障
I might add it takes approximately 2 minutes of speaking on a cellular phone for the radiation to cross the protective blood brain barrier 我只能建議您,行動電話通話時間只能用約兩分鐘,才能保護你的大腦不受電磁波的傷害