产品
编 号:F238077
分子式:C32H37NO8
分子量:563.64
产品类型
结构图
CAS No: 190791-29-8
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产品详情
生物活性:
Lasofoxifene (CP-336156) tartrate is an orally active and selective estrogen receptor modulator (SERM). Lasofoxifene tartrate exhibits an anti-osteoporotic function and also inhibits primary tumor growth and metastases. Lasofoxifene tartrate can be used for the research of breast cancer and postmenopausal osteoporosis.
体内研究:
Lasofoxifene tartrate (4 mg/mice; s.c.; 5 day/week; for 43 d) decreases arthritis severity, by reducing cartilage oligomeric matrix protein (COMP), the serum marker of cartilage destruction and reducing serum IL-6 (inflammatory cytokine) levels.Lasofoxifene tartrate (4 mg/mice; s.c.; 5 day/week; for 43 d) protects against generalised bone loss in CIA by increasing trabecular bone mineral density (BMD), cortical thickness in mice.Lasofoxifene tartrate (5, and 10 mg/kg; s.c.; 5 day/week; for 70 d) exerts function of inhibiting primary tumor growth and reducing metastases to the lung and the liver in mice.Animal Model:Post-menopausal RA model on OVX (ovariectomised) DBA/1 mice (female DBA/1 mice, 8-10 weeks old, CIA-treated)
Dosage:4 mg/mouse/day
Administration:Subcutaneous injection; 5 days a week from the first signs of arthritis (day 18); 43 days
Result:Reduced in arthritis severity, including synovial inflammation and destruction of joints reduction.The mean arthritis frequency was 47% while the vehicle group was 81% at 42 days post immunization.
Animal Model:NSG mices with xenograft tumors model (MIND, mammary intraductal): WT, Y537S and D538G ERα render tumors
Dosage:1, 5, or 10 mg/kg
Administration:Subcutaneous injection; 5 days per week; for 70 days
Result:Elicited a superior inhibitory effect at a dose of 10 mg/kg, resulted potential tumor shrinkage in Y537S and D538G tumors. And also reduced tumor weight to 60% for Y537S and 50% for D538G at 5 and 10 mg/kg, respectively.
体外研究:
Lasofoxifene tartrate (1 nM-1 μM; 48 h) shows antagonist activity on ER+ breast cancer cells without being affected by the expression level of activating ERα mutants relative to wild-type (WT) ERα.