간엽줄기세포 배양방법 일본 특허2019/01/30 https://www.celltree.co.kr/wp-content/uploads/2019/01/news-190130.jpg 660 880 셀트리 /wp-content/uploads/2018/03/celltree-logo.png 셀트리2019-01-30 18:14:072019-01-30 18:14:07간엽줄기세포 배양방법 일본 특허