자외선 B만 조사한 군에서 세포 내 활성산소는 현저히 증가하였으며, 익모초를 처리하였을 때 각각 유의성있게 RS가 감소하였다.
In the group irradiated with only ultraviolet B, active oxygen in the cells was significantly increased, and when the motherwort was treated, RS each decreased significantly.