庫存單位: PKSM041100_20μg-ES

重組小鼠 LIF 蛋白,20 μg

小鼠白血病抑制因子(lif)是一種分泌蛋白,屬於LIF/OSM家族。 LIF與發育、造血、骨代謝和發炎等許多生理過程有關。它具有誘導白血病細胞終末分化的能力。其活性包括誘導正常和髓性白血病細胞的造血分化、誘導神經元細胞分化、以及刺激肝細胞的急性期蛋白質合成。

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Product Specification

Basic Information

Brands:Elabscience

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Place of Origin:中國

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Reconstitution:請參閱印刷手冊以取得詳細資訊。

Shipping:本產品以凍乾粉形式提供,並附冰袋運送。

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Calculated Molecular Weight:20.7 kDa

Observed Molecular Weight:17-25kDa

Purity: 以還原 SDS-PAGE 測定,結果 > 95%。

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Storage:一般來說,冷凍乾燥蛋白在-20至-80℃保存可穩定保存長達12個月。重建後的蛋白溶液可在4-8℃保存2-7天。重建樣品的等分試樣在 < -20℃ 穩定保存 3 個月。

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Calculated Molecular Weight:20.7 kDa

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Endotoxin: 依照 LAL 方法測定,每 μg 蛋白質含量 < 0.1 EU。

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Features and Capabilities

Application:細胞培養

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Bio-activity:透過其誘導 M1 細胞分泌 IL-6 的能力來測量。此效應的 ED 50為 <0.5 ng/mL。重組小鼠LIF的比活性為> 2 x 10 6 IU/mg。

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Formulation:由無菌 PBS 冷凍乾燥而成,pH 值為 7.4。
通常在冷凍乾燥前會添加5%~8%的海藻糖、甘露醇和0.01%的吐溫80作為保護劑。
請參閱印刷手冊中的具體緩衝液資訊。

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