申请人:DeLuca Hector F.
公开号:US20120157418A1
公开(公告)日:2012-06-21
This invention discloses 2-methylene-19-nor-vitamin D analogs, and specifically (20S)-25-hydroxy-2-methylene-19-nor-vitamin D
3
and (20R)-25-hydroxy-2-methylene-19-nor-vitamin D
3
, as well as pharmaceutical uses therefor. These compounds exhibit relatively high binding activity and pronounced activity in arresting the proliferation of undifferentiated cells and inducing their differentiation to the monocyte thus evidencing use as an anti-cancer agent especially for the treatment or prevention of osteosarcoma, leukemia, colon cancer, breast cancer, skin cancer or prostate cancer. Although these compounds have relatively low calcemic activities they may also be useful in the treatment of bone diseases due to their ability to act as prodrugs in vivo.