Author's response to reviews Title: Saikosaponin-d Increases the Radiosensitivity of Hepatocellular Carcinoma Cell line SMMC-7721 by Adjusting the G0/G1 and G2/M Checkpoints of Cell Cycle Authors: wang

wang baofeng (wangbf1680@126.com) Zhi-Jun Dai (dzj0911@126.com) Xi-Jing Wang (wangxijing@21cn.com) Ming-Hua Bai (baimh2004@126.com) Shuai Lin (linshuai420@stu.xjtu.edu.cn) Hong-Bing Ma (mahongbingxa@126.com) Ya-Li Wang (wangyili@mail.xjtu.edu.cn) Ling-Qin Song (songlingqin@163.com) Xiu-Long Ma (583513169@qq.com) Ying Zan (zzqq76@sina.com) Wei-Li Min (mwl791218@126.com) Yan-An Cheng (cheng.yanan@163.com)