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主要文件

E6909

Sigma-Aldrich

ECM 凝胶 来源于 Engelbreth-Holm-Swarm 小鼠肉瘤

growth-factor reduced, without phenol red, liquid, BioReagent, suitable for cell culture

别名:

GFR Basement Membrane Extract (BME)

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About This Item

MDL编号:
UNSPSC代码:
12352207
NACRES:
NA.75
价格与库存信息目前不能提供

质量水平

产品线

BioReagent

表单

liquid

浓度

7-9 mg/mL

技术

cell culture | mammalian: suitable

运输

dry ice

储存温度

−20°C

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应用

ECM凝胶可用于上皮细胞、内皮细胞、肌肉细胞、神经细胞和肿瘤细胞。
来自Engelbreth-Holm-Swarm鼠肉瘤的ECM凝胶已被用于涂覆不同神经胶质瘤亚型[1]和C2C12肌肉细胞的组织培养板。[2]它还可被用作增加肌管附着、成熟和存活的支架。[3]

生化/生理作用

当达到20-40°C时,ECM基质胶将发生热活化聚合,形成重组基底膜。 当PC12细胞在该ECM胶薄层上生长时,将在2天内形成神经突。

用于生产本品的每个小鼠种群都定期筛查病原体。经检测,LDEV呈阴性。

组分

ECM制剂的蛋白质浓度为8-12 mg/mL,主要成分为层粘连蛋白,还含有IV型胶原蛋白、蛋白多糖硫酸乙酰肝素、巢蛋白等其他次要成分。 向ECM凝胶中添加IV型胶原蛋白可增加其聚合度。
生长因子减少的修改可为培养基提供更多的控制,更好地解释结果并提高聚合度。 该培养基还缺少可能会干扰某些分析的酚红。

注意

如需长期储存,请将本品置于-20°C储存。ECM凝胶可在2-8℃下储存最长72小时。

制备说明

该产品是从小鼠Engelbreth-Holm-Swarm肉瘤中提取的;并经过氯仿透析。 使用前,将凝胶置于2-8℃下解冻过夜,并使用预冷至2-8℃的板和移液器将凝胶分配至多孔板。该凝胶中可能含有不会影响其活性的沉淀物。 该凝胶也可使用2-8℃的Dulbecco′改良Eagle′培养基将凝胶稀释最多两倍,应先稀释、再分配至多孔板。 该产品在20°C下放置5分钟即可成胶。对于长时间操作,应在低于10°C的温度下进行。细胞可接种于0.5 mm厚的凝胶层上或在1mm厚的凝胶层内培养。 如果在凝胶层内培养细胞,请在接种前将细胞加至凝胶中,建议密度为3-4 x 104 个细胞/mL。 可使用溶剂为PBS,不含钙、镁或EDTA且浓度为0.6-2.4单位/mL的蛋白酶,将细胞从凝胶中分离出来。

储存分类代码

10 - Combustible liquids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

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Immunohistochemical Characterization and Sensitivity to Human Adenovirus Serotypes 3, 5, and 11p of New Cell Lines Derived from Human Diffuse Grade II to IV Gliomas
Niittykoski M, et al.
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Lampson M Fan et al.
The Journal of clinical investigation, 129(8), 3374-3386 (2019-07-23)
Oxidative stress plays an important role in aging-related neurodegeneration. This study used littermates of WT and Nox2-knockout (Nox2KO) mice plus endothelial cell-specific human Nox2 overexpression-transgenic (HuNox2Tg) mice to investigate Nox2-derived ROS in brain aging. Compared with young WT mice (3-4
Simone Spinozzi et al.
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NEXN (nexilin) is a protein of the junctional membrane complex required for development of cardiac T-tubules. Global and cardiomyocyte-specific loss of Nexn in mice leads to a rapidly progressive dilated cardiomyopathy and premature death. Therefore, little is known as to
Gesa Volkers et al.
ACS chemical biology, 13(8), 2320-2328 (2018-07-18)
Polysialyltransferases synthesize polysialic acid on cell surface-expressed glycoconjugates, which is crucial for developing processes and signaling pathways in eukaryotes. Recent advances in cancer research have rendered polysialyltransferases important drug targets because polysialic acid contributes to cancer cell progression, metastasis, and

商品

Cell culture protocols using ECM Gel Matrix EHS basement membrane extract (BME) for neurite outgrowth, cell invasion and angiogenesis tube formation assays.

Cell culture protocols using ECM Gel Matrix EHS basement membrane extract (BME) for neurite outgrowth, cell invasion and angiogenesis tube formation assays.

Cell culture protocols using ECM Gel Matrix EHS basement membrane extract (BME) for neurite outgrowth, cell invasion and angiogenesis tube formation assays.

Cell culture protocols using ECM Gel Matrix EHS basement membrane extract (BME) for neurite outgrowth, cell invasion and angiogenesis tube formation assays.

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Questions

1–8 of 8 Questions  
  1. ECM cat:E6909 I would like to know if this product could be used in vivo to inject tumor cells into mouse liver.Its description says reduced growth factor but I would like to know if it contains anything, even in a low %,that can induce cell proliferation

    1 answer
    1. This product is not tested for in vivo use. The Quality testing does include neurite formation in cell culture. The end user would have to determine suitability for use in animal models. This ECM product undergoes an additional purification step which depleted growth factors. However, the material is not tested for the presence of growth factors post-purification. See the links below to review additional information regarding the presence and depletion of growth factors in Extracellular Matrix from mouse sarcoma:
      https://www.researchgate.net/publication/41454358_Matrigel_A_complex_protein_mixture_required_for_optimal_growth_of_cell_culture
      https://www.pnas.org/doi/epdf/10.1073/pnas.87.10.4002
      https://www.sciencedirect.com/science/article/pii/S1044579X05000313#bib16
      https://www.sciencedirect.com/science/article/abs/pii/001448279290397Q

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  2. What is the application of ECM for tube assay and the impact of reduced growth factors?

    1 answer
    1. I recommend the following publication for a comparison study on ECM vs ECM with reduced growth factor: J Vis Exp. 2016 Aug 14;(114):54074. doi: 10.3791/54074. Strategic Endothelial Cell Tube Formation Assay: Comparing Extracellular Matrix and Growth Factor Reduced Extracellular Matrix. PMID: 27585062.

      J Vis Exp. 2016 Aug 14;(114):54074. doi: 10.3791/54074. Strategic Endothelial Cell Tube Formation Assay: Comparing Extracellular Matrix and Growth Factor Reduced Extracellular Matrix. PMID: 27585062.

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  3. Is it possible to dissociate cells using Accutase when they are attached to the ECM gel E6909?

    1 answer
    1. Yes, it is possible to dissociate cells using Accutase when they are attached to the ECM gel E6909. It is advisable to start with a small-scale trial to assess its suitability.

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  4. Do Products E1270 and E6909, ECM Gel from Engelbreth-Holm-Swarm murine sarcoma, contain phenol red?

    1 answer
    1. Product E1270 ECM gel does contain phenol-red from the Dulbecco's modified Eagle's medium component of the product.  Product No. E6909, ECM gel, growth factor reduced, is phenol red free.

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  5. What is the Department of Transportation shipping information for this product?

    1 answer
    1. Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.

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  6. Are ECM Gels, Products E1270 and E6909, the same as Matrigel (from BD)?

    1 answer
    1. Product No. E1270, ECM gel is the equivalent of Matrigel from BD only produced by Sigma-Aldrich.

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  7. Are Products E1270 and E6909, ECM Gel from Engelbreth-Holm-Swarm murine sarcoma, growth factor reduced like Matrigel (from BD)?

    1 answer
    1. Product No. E1270 is not growth factor reduced. Product No. E6909 is ECM gel, growth factor reduced.

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  8. How does the storage temperature relate to shipping conditions?

    1 answer
    1. The storage conditions that a Sigma-Aldrich catalog and label recommend for products are deliberately conservative. For many products, long-term storage at low temperatures will increase the time during which they are expected to remain in specification and therefore are labeled accordingly. Where short-term storage, shipping time frame, or exposure to conditions other than those recommended for long-term storage will not affect product quality, Sigma-Aldrich will ship at ambient temperature. The products sensitive to short-term exposure to conditions other than their recommended long-term storage are shipped on wet or dry ice. Ambient temperature shipping helps to control shipping costs for our customers. At any time, our customers can request wet- or dry-ice shipment, but the special handling is at customer expense if our product history indicates that the product is stable for regular shipment.

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