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. 2021 Sep 23;11:747718. doi: 10.3389/fonc.2021.747718

Table 2.

The anti-cancer effects of OSW-1 in vivo tumor bearing animal models.

References Animal models Dose, duration and route of administration Observations and results Mechanisms of action
(36) Human breast cancer cell MDA-MB-231 xenograft model 0.01 mg/kg diluted in 100 μL PBS, daily, 20 days, ip Reduction of tumor size and weight, Ki67↓, PCNA↓ Inhibits tumor growth
MDA-MB-231 orthotopic model 0.01 mg/kg diluted in 100 μL PBS, until the tumors in control group reach 1.0 cm, continue injecting OSW-1 for 1 week, ip Fewer metastatic nodules in lungs and longer survival, E-cadherin↑ and ↓ Vimentin Inhibits metastasis mediated by EMT
knockdown NFATc2 model 0.01 mg/kg diluted in 100 μL PBS, daily, 20 days, ip Knocking down of NFATc2 using shRNA significantly rescues TNBC cells from OSW-1-mediated effects on cell death, tumor growth, invasion and migration NFATc2 is involved in OSW-1 inhibition of TNBC progression.
(8) Human colon cancer cell LoVo xenograft model 0.01 mg/kg diluted in PBS in 500 µl, daily, 21 days, ip Reduction of tumor size and weight, no apparent side effects, ki-67↓, no necrotic foci, induce apoptosis Suppressing colon tumor proliferation without significant side effects through the apoptosis pathway
(10) Mouse P388 leukemia cell P388 cell intraperitoneal implantation model 0.01 mg/kg, one time, N/A Increased life span of 59% N/A

NA, Not available; ↑, upregulation; ↓, downregulation; i.p., intraperitoneal administration.