Because of its acid stability between pH3~pH10, CVB3 could survive transit through the stomach and become implanted in the lower intestinal tract.

• 作为肠道感染病毒，CVB3在pH 3~10范围内稳定，并通过与细胞膜上的CAR/CD55/DAF结合宿主细胞，导致隐藏于核衣壳内部的VP4和VP1蛋白暴露于病毒表面，促进细胞膜对CVB3的包裹和摄入。