1. Cell Cycle/DNA Damage Stem Cell/Wnt JAK/STAT Signaling
  2. CDK STAT
  3. Vanicoside B

钒苷 B (Vanicoside B) 是一种苯丙基蔗糖衍生物,可从何首乌 (Persicaria dissitiflora) 中分离得到。钒苷 B 靶向周期蛋白依赖性激酶 8 (CDK8)并表现出抗肿瘤活性。其潜在机制是钒苷 B 阻断 CDK8 介导的信号通路,抑制上皮-间充质过渡蛋白的表达,从而导致细胞周期阻滞和凋亡 (apoptosis)。

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Vanicoside B Chemical Structure

Vanicoside B Chemical Structure

CAS No. : 155179-21-8

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  • 生物活性

  • 纯度 & 产品资料

  • 参考文献

生物活性

Vanicoside B is a phenylpropanoyl sucrose derivative, can be isolated from the herb Persicaria dissitiflora. Vanicoside B targets cyclin-dependent kinase 8 (CDK8) and exhibits anti-tumor activity. The potential mechanism is Vanicoside B blocks CDK8-mediated signaling pathways and decreases the expression of epithelial-mesenchymal transition proteins, so that it leads to cell cycle arrest and apoptosis[1][2].

IC50 & Target[1]

CDK3

 

STAT3

 

体外研究
(In Vitro)

钒苷 B (2.5-20 μM; 72 h) 对三阴性乳腺癌 (TNBC) MDA-MB-231 和 HCC38 癌细胞具有抗增殖活性[1]
钒苷 B (2.5-20 μM; 72 h, 14 d 和 72 h) 抑制 TNBC 细胞的细胞活力、集落形成,干扰细胞周期[1]
钒苷 B (2.5-10 μM; 48 h) 降低了 p-STAT1,p-STAT3 和 p-S6 的蛋白水平,并通过调节 Skp2-p27 系列蛋白表达而诱导 TNBC 细胞凋亡[1]

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Western Blot Analysis[1]

Cell Line: MDA-MB-231 cells and HCC38 cells
Concentration: 0, 2.5, 5, 10 μM
Incubation Time: 48 hours
Result: Increased cleaved PARP, and p27 protein expressions, but decreased Skp2 protein level.
Suppressed CDK8 target genes and the expression of EMT-associated proteins.
Suppressed the expression of the cell proliferation marker Ki-67 in tumor tissues, also significantly suppressed the expressions of p-STAT1 (S727) and AXL.

Cell Cycle Analysis[1]

Cell Line: MDA-MB-231 cells and HCC38 cells
Concentration: 0, 2.5, 5, 10 μM
Incubation Time: 72 hours
Result: Inhibited cell cycle at sub-G1 phase.
体内研究
(In Vivo)

钒苷 B (5 mg/kg 或 20 mg/kg; 腹腔注射; 每周 3 次, 共 4 周) 抑制 MDAMB-231 细胞移植的小鼠模型中的肿瘤生长[1]

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Model: MDA-MB-231 cell-implanted xenograft mouse model[1]
Dosage: 5 mg/kg, 20 mg/kg
Administration: Intraperitoneal injection; 3 times per week over 4 weeks
Result: Significantly reduced tumor volumes at 5 mg/kg and 20 mg/kg by 53.85% and 65.72%, respectively.
分子量

956.89

Formula

C49H48O20

CAS 号
性状

固体

颜色

White to off-white

结构分类
初始来源
运输条件

Room temperature in continental US; may vary elsewhere.

储存方式

Please store the product under the recommended conditions in the Certificate of Analysis.

纯度 & 产品资料
参考文献
  • 摩尔计算器

  • 稀释计算器

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Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start) × 体积 (start) = 浓度 (final) × 体积 (final)
× = ×
C1   V1   C2   V2
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  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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产品名称:
Vanicoside B
目录号:
HY-N9561
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