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胞球体形成实验与极限稀释实验结果显示,相较于对照 [ 7 ] BAPAT S A. Human ovarian cancer stem cells[J]. Repro‐
组,Lipo-MIT 各浓度组的肿瘤球形成率、成球概率均不 duction,2010,140(1):33-41.
同程度降低;Western blot 检测结果表明,Lipo-MIT 可下 [ 8 ] WANG H,GONG P,CHEN T,et al. Colorectal cancer
调CSCs干性标志物SOX2和ALDH1A1的表达,且该抑 stem cell states uncovered by simultaneous single-cell
制效应随药物浓度升高而增强。这一结果不仅证实了 analysis of transcriptome and telomeres[J]. Adv Sci
(Weinh),2021,8(8):2004320.
Lipo-MIT 对卵巢癌 CSCs 具有直接抑制作用,也为解决
[ 9 ] MABUCHI S,KURODA H,TAKAHASHI R,et al. The
卵巢癌患者的耐药性提供了重要的实验依据。
PI3K/AKT/mTOR pathway as a therapeutic target in ova-
在动物实验中,本研究通过向裸鼠接种A2780细胞
rian cancer[J]. Gynecol Oncol,2015,137(1):173-179.
构建荷瘤模型。结果显示,Lipo-MIT能有效抑制荷瘤裸 [10] LIANG S H,GUO H R,MA K,et al. A PLCB1-PI3K-
鼠肿瘤体积增长与肿瘤质量增加。安全性评估方面, AKT signaling axis activates EMT to promote cholangio‐
Lipo-MIT 低、高剂量组与模型组裸鼠的体重、饮食状态 carcinoma progression[J]. Cancer Res,2021,81(23):
及脏器指数差异均无统计学意义,提示其体内应用的安 5889-5903.
全性良好。为进一步验证 Lipo-MIT 在体内对 EMT 及 [11] WANG L P,CAO J,LI C L,et al. Efficacy and safety of
CSCs 的抑制作用,本研究采用 Western blot 法检测了肿 mitoxantrone hydrochloride liposome injection in Chinese
瘤组织中相关标志物表达。结果显示,与模型组相比, patients with advanced breast cancer:a randomized,open-
Lipo-MIT高剂量组裸鼠肿瘤组织中N-cadherin、CD133、 label,active-controlled,single-center,phase Ⅱ clinical
ALDH1A1 的表达显著下调,E-cadherin 的表达显著上 trial[J]. Investig New Drugs,2022,40(2):330-339.
调。这一结果不仅证实了 Lipo-MIT 在体内具有显著的 [12] YANG J L,SHI Y K,LI C L,et al. Phase Ⅰ clinical trial
of pegylated liposomal mitoxantrone plm60-s:pharmaco‐
抗卵巢癌作用,也为其后续用于改善卵巢癌患者耐药性
kinetics,toxicity and preliminary efficacy[J]. Cancer Che‐
提供了重要的实验依据。
mother Pharmacol,2014,74(3):637-646.
PI3K/AKT通路在EMT进程和CSCs 的干性维持中 [13] MARKMAN M,HAKES T,REICHMAN B,et al. Sal‐
[17]
发挥重要作用 。本研究采用 Western blot 法分析了 vage intraperitoneal mitoxantrone therapy of ovarian can‐
Lipo-MIT 在体内外对 PI3K/AKT 通路的影响。结果显 cer:influence of increasing the volume of treatment[J].
示,Lipo-MIT均可显著降低细胞/肿瘤组织中PI3K、AKT Gynecol Oncol,1993,49(2):185-189.
蛋白的磷酸化水平。 [14] HU Y F,SMYTH G K. ELDA:extreme limiting dilution
综上所述,Lipo-MIT 可通过抑制 PI3K/AKT 通路活 analysis for comparing depleted and enriched populations
性,下调 EMT 标志物和 CSCs 干性标志物表达,进而抑 in stem cell and other assays[J]. J Immunol Methods,
制卵巢癌细胞的增殖、迁移和干性。但本研究仅从细 2009,347(1/2):70-78.
胞、动物实验层面初步阐明了Lipo-MIT抗卵巢癌的作用 [15] WANG X,TIAN W D,WANG N,et al. Transcriptome
analysis reveals the anticancer effects of fenbendazole on
及部分机制,后续还需结合临床样本验证其应用潜力,
同时利用转录组学技术进一步解析其下游靶基因网络, ovarian cancer:an in vitro and in vivo study[J]. BMC Can‐
cer,2024,24(1):1593.
为其转化应用提供更充分的实验依据。
[16] PRADELLA D,NARO C,SETTE C,et al. EMT and
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· 48 · China Pharmacy 2026 Vol. 37 No. 1 中国药房 2026年第37卷第1期

