1. Membrane Transporter/Ion Channel Neuronal Signaling GPCR/G Protein
  2. Calcium Channel Prostaglandin Receptor
  3. Ginsenoside Ro

Ginsenoside Ro  (Synonyms: 人参皂苷 Ro; Polysciasaponin P3; Chikusetsusaponin 5; Chikusetsusaponin V)

目录号: HY-N0607 纯度: 98.69%
COA 产品使用指南

Ginsenoside Ro (Polysciasaponin P3; Chikusetsusaponin 5; Chikusetsusaponin V) 具有 Ca2+ 拮抗剂的抗血小板作用,IC50 为 155  μM。Ginsenoside Ro 降低 TXA2 产量,Ginsenoside Ro 还稍弱地降低 COX-1 和 TXAS 活性。

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Ginsenoside Ro Chemical Structure

Ginsenoside Ro Chemical Structure

CAS No. : 34367-04-9

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10 mM * 1 mL in DMSO ¥1470
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MCE 顾客使用本产品发表的 1 篇科研文献

  • 生物活性

  • 实验参考方法

  • 纯度 & 产品资料

  • 参考文献

生物活性

Ginsenoside Ro (Polysciasaponin P3; Chikusetsusaponin 5; Chikusetsusaponin V) exhibits a Ca2+-antagonistic antiplatelet effect with an IC50 of 155  μM. Ginsenoside Ro reduces the production of TXA2 more than it reduces the activities of COX-1 and TXAS.

IC50 & Target[1][2]

TXA2/TP

 

TXA2

 

体外研究
(In Vitro)

Ginsenoside Ro in Panax ginseng is a beneficial novel Ca2+-antagonistic compound and may prevent platelet aggregation-mediated thrombotic disease. Ginsenoside Ro dose-dependently reduces thrombin-stimulated platelet aggregation, and IC50 is approximately 155 μM[1]. Ginsenoside Ro inhibits TXA2 production to abolish thrombin-induced platelet aggregation. Thromboxane A2 (TXA2) induces platelet aggregation and promotes thrombus formation. Ginsenoside Ro dose-dependently (50-300 μM) reduces the TXB2 level that is induced by thrombin; Ginsenoside Ro (300 μM) inhibits the thrombin-mediated elevation in TXB2 level by 94.9%. COX-1 activity in the absence of Ginsenoside Ro (negative control) is 2.3±0.1 nmol/mg protein. However, Ginsenoside Ro dose-dependently (50-300 μM) reduces its activity; at 300 μM, COX-1 activity is reduced by 26.4% of that of the negative control. TXA2 synthase (TXAS) activity in the absence of Ginsenoside Ro (negative control) is 220.8±1.8 ng/mg protein/min. However, Ginsenoside Ro dose-dependently (50-300 μM) reduces its activity; at 300 μM, TXAS activity is reduced by 22.9% of that of the negative control. The inhibitory effect of Ginsenoside Ro (300 μM) on TXB2 production (94.9%) is significantly higher than those on COX-1 (26.4%) and TXAS (22.9%) activities[2]. To assess the toxicity of Ginsenoside Ro in Raw 264.7 cells, they are first treated with various concentrations (10 μM, 50 μM, 100 μM, and 200 μM) of Ginsenoside Ro for 24 h. Ginsenoside Ro exhibits no significant dose dependent toxicity. The effect of Ginsenoside Ro is next determined on cell viability and ROS levels, a marker of oxidative stress, following treatment with 1 μg/mL LPS. LPS reduces cell viability by ∼70% compared with nontreated controls. Pretreatment with 100 μM and 200 μM Ginsenoside Ro for 1 h prior to 1 μg/mL LPS incubation for 24 h leads to a significant increase in cell viability. The changes in ROS levels and NO production are consistent with the effects of Ginsenoside Ro on viability[3].

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

体内研究
(In Vivo)

Ginsenoside Ro dissolved in water is administrated by gavage to mice at doses of 25 and 250 mg/kg/day for 4 days before i.v. injection of HT29 in order to keep blood concentrations of Ginsenoside Ro above a certain level before HT29 i.v. injection followed by 40 days of oral administration of Ginsenoside Ro to the mice. After 38 days of treatment, the animals are euthanized, and the number of pulmonary metastatic nodules is counted in addition to evaluation of toxicity of Ginsenoside Ro and mouse pathology by HT29. Ginsenoside Ro (250 mg/kg/day) produces a significant decrease in the number of tumor nodules on the lung surface, yielding inhibition rates of 88% (P < 0.01)[4].

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

分子量

957.11

Formula

C48H76O19

CAS 号
性状

固体

颜色

White to off-white

中文名称

人参皂苷 Ro;人参皂苷 Ro

结构分类
初始来源
运输条件

Room temperature in continental US; may vary elsewhere.

储存方式
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 2 years
-20°C 1 year
溶解性数据
In Vitro: 

DMSO 中的溶解度 : 100 mg/mL (104.48 mM; 超声助溶; 吸湿的 DMSO 对产品的溶解度有显著影响,请使用新开封的 DMSO)

配制储备液
浓度 溶剂体积 质量 1 mg 5 mg 10 mg
1 mM 1.0448 mL 5.2241 mL 10.4481 mL
5 mM 0.2090 mL 1.0448 mL 2.0896 mL
查看完整储备液配制表

* 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效
储备液的保存方式和期限:-80°C, 2 years; -20°C, 1 year。-80°C储存时,请在2年内使用, -20°C储存时,请在1年内使用。

  • 摩尔计算器

  • 稀释计算器

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

质量
=
浓度
×
体积
×
分子量 *

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

This equation is commonly abbreviated as: C1V1 = C2V2

浓度 (start)

C1

×
体积 (start)

V1

=
浓度 (final)

C2

×
体积 (final)

V2

In Vivo:

请根据您的 实验动物和给药方式 选择适当的溶解方案。

以下溶解方案都请先按照 In Vitro 方式配制澄清的储备液,再依次添加助溶剂:
——为保证实验结果的可靠性,澄清的储备液可以根据储存条件,适当保存;体内实验的工作液,建议您现用现配,当天使用
以下溶剂前显示的百分比是指该溶剂在您配制终溶液中的体积占比;如在配制过程中出现沉淀、析出现象,可以通过加热和/或超声的方式助溶

  • 方案 一

    请依序添加每种溶剂: 10% DMSO    40% PEG300    5% Tween-80    45% Saline

    Solubility: ≥ 2.5 mg/mL (2.61 mM); 澄清溶液

    此方案可获得 ≥ 2.5 mg/mL(饱和度未知)的澄清溶液。

    1 mL 工作液为例,取 100 μL 25.0 mg/mL 的澄清 DMSO 储备液加到 400 μL PEG300 中,混合均匀;再向上述体系中加入 50 μL Tween-80,混合均匀;然后再继续加入 450 μL 生理盐水 定容至 1 mL

    生理盐水的配制:将 0.9 g 氯化钠,溶解于 ddH₂O 并定容至 100 mL,可以得到澄清透明的生理盐水溶液。
  • 方案 二

    请依序添加每种溶剂: 10% DMSO    90% (20% SBE-β-CD in Saline)

    Solubility: ≥ 2.5 mg/mL (2.61 mM); 澄清溶液

    此方案可获得 ≥ 2.5 mg/mL(饱和度未知)的澄清溶液。

    1 mL 工作液为例,取 100 μL 25.0 mg/mL 的澄清 DMSO 储备液加到 900 μL 20% 的 SBE-β-CD 生理盐水水溶液 中,混合均匀。

    20% SBE-β-CD in Saline 的配制(4°C,储存一周):2 g SBE-β-CD(磺丁基醚 β-环糊精)粉末定容于 10 mL 的生理盐水中,完全溶解至澄清透明。
动物溶解方案计算器
请输入动物实验的基本信息:

给药剂量

mg/kg

动物的平均体重

g

每只动物的给药体积

μL

动物数量

由于实验过程有损耗,建议您多配一只动物的量
请输入您的动物体内配方组成:
%
DMSO +
+
%
Tween-80 +
%
Saline
如果您的动物是免疫缺陷鼠或者体弱鼠,建议 DMSO 中的在最后工作液体系中的占比尽量不超过 2%。
方案所需 助溶剂 包括:DMSO ,均可在 MCE 网站选购。 Tween 80,均可在 MCE 网站选购。
计算结果
工作液所需浓度 : mg/mL
储备液配制方法 : mg 药物溶于 μL  DMSO(母液浓度为 mg/mL)。
您所需的储备液浓度超过该产品的实测溶解度,以下方案仅供参考,如有需要,请与 MCE 中国技术支持联系。
动物实验体内工作液的配制方法 : 取 μL DMSO 储备液,加入 μL  μL ,混合均匀至澄清,再加 μL Tween 80,混合均匀至澄清,再加 μL 生理盐水
连续给药周期超过半月以上,请谨慎选择该方案。
请确保第一步储备液溶解至澄清状态,从左到右依次添加助溶剂。您可采用超声加热 (超声清洗仪,建议频次 20-40 kHz),涡旋吹打等方式辅助溶解。
纯度 & 产品资料

纯度: 98.69%

参考文献
Kinase Assay
[2]

The microsomal fraction of platelets is preincubated with Ozagrel (11 nM, IC50), a positive control, or with various concentrations of Ginsenoside Ro and other reagents at 37°C for 5 min. The reaction is initiated by adding prostaglandin H2, and the samples are incubated at 37°C for 1 min; the reaction is terminated by adding citric acid (1 M). After neutralization with 1 N NaOH, the amount of TXB2 is determined using a TXB2 EIA kit[2].

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

Cell Assay
[3]

Cell viability is determined with an MTT assay kit. Briefly, Raw 264.7 cells are plated in 48-well plates at a density of 2.0×104 cells per well, incubated for 24 h, and treated with various concentrations of Ginsenoside Ro for 24 h. How 1 h of pretreatment with Ginsenoside Ro (50 μM, 100 μM, and 200 μM) affects the viability of Raw 264.7 cells is then investigated treated with 1 μg/mL LPS for 24 h. After the incubation period, 10 μL of MTT reagent is added to each well and incubated for 3 h at 37°C in 5% CO2. The resulting formazan crystals are subsequently dissolved in MTT solubilization solution. The absorbance is determined at 540 nm using a microplate reader[3].

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

Animal Administration
[4]

Mice[4]
Female BALB/c mice (20-25 g, 6-8 weeks old) are used. The experimental model of lung metastasis is established by tail vein injection of HT29 cells to mimic the dissemination of CTCs. HT29 cells in the number of 2×106 cells in 0.2 mL PBS are infected into the tail vein of six-week-old female Balb/c mice. Before the HT29 inoculation, oral gavage pretreatment of PBS-suspended B (Ginsenoside Ro) is given daily for 4 days, followed by a 40-day treatment. Treatment groups (N = 10) include: 0 mg/kg, 25 mg/kg and 250 mg/kg Ginsenoside Ro. Body weight is measured and recorded every four days. Mice are sacrificed after 40 days of tumor metastasis and growth and 44 days of treatment with B. The number of surface lung metastasis nodules is evaluated in each treatment group. Slides with 4-5 μm thick lung section are prepared, paraffin embedded and then stained with hematoxylin and eosin[4].

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

参考文献

完整储备液配制表

* 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效
储备液的保存方式和期限:-80°C, 2 years; -20°C, 1 year。-80°C储存时,请在2年内使用, -20°C储存时,请在1年内使用。

可选溶剂 浓度 溶剂体积 质量 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 1.0448 mL 5.2241 mL 10.4481 mL 26.1203 mL
5 mM 0.2090 mL 1.0448 mL 2.0896 mL 5.2241 mL
10 mM 0.1045 mL 0.5224 mL 1.0448 mL 2.6120 mL
15 mM 0.0697 mL 0.3483 mL 0.6965 mL 1.7414 mL
20 mM 0.0522 mL 0.2612 mL 0.5224 mL 1.3060 mL
25 mM 0.0418 mL 0.2090 mL 0.4179 mL 1.0448 mL
30 mM 0.0348 mL 0.1741 mL 0.3483 mL 0.8707 mL
40 mM 0.0261 mL 0.1306 mL 0.2612 mL 0.6530 mL
50 mM 0.0209 mL 0.1045 mL 0.2090 mL 0.5224 mL
60 mM 0.0174 mL 0.0871 mL 0.1741 mL 0.4353 mL
80 mM 0.0131 mL 0.0653 mL 0.1306 mL 0.3265 mL
100 mM 0.0104 mL 0.0522 mL 0.1045 mL 0.2612 mL
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