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        1. Recombinant Human GDF-2/BMP-9 Protein 重組人骨形成蛋白9

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          產(chǎn)品說明書

          FAQ

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          產(chǎn)品描述

           

          骨形態(tài)發(fā)生蛋白(BMP)在人類卵巢卵泡的不同細(xì)胞類型中表達(dá),在卵巢功能的調(diào)節(jié)中起重要作用。BMP-9 又稱生長分化因子-2(GDF-2),屬于轉(zhuǎn)化生長因子-β(TGF-β)超家族。BMP-9 主要在肝臟中合成并分泌到血液中,從而調(diào)節(jié)各種生理和病理功能。

           

          性能參數(shù)

           

          蛋白別名(Synonyms)

          GDF-2; GDF2; BMP-9; BMP9

          種屬(Species)

          Human

          表達(dá)系統(tǒng)(Source)

          HEK293

          表達(dá)序列(Sequence)

          Ser320-Arg429

          Accession

          Q9UK05

          標(biāo)簽(Tag)

          No Tag

          分子量(Molecular Weight)

          The protein has a predicted MW of 12.08 kDa. Due to glycosylation, the protein migrates to 13-15 kDa based on Bis-Tris PAGE result.

          內(nèi)毒素(Endotoxin)

          < 1 EU/μg by the LAL method.

          純度(Purity)

          > 95% as determined by Bis-Tris PAGE

          活性(Activity)

          ELISA Data: Immobilized Human GDF-2, No Tag at 2μg/ml (100μl/well) on the plate. Dose response curve for Human ALK-1, His Tag with the EC50 of 9.6ng/ml determined by ELISA.

          Cell Based Assay: Measured by its ability to induce alkaline phosphatase production by ATDC5 mouse chondrogenic cells. The ED50 for this effect is 0.4-1.6 ng/mL .

          制劑(Formulation)

          Lyophilized from 0.22 μm filtered solution in 4mM HCL. Normally 8% trehalose is added as protectant before lyophilization.

          外觀(Appearance)

          凍干粉

           

           

          儲存條件

           

          -25~-15℃保存,收到貨之后有效期1年。復(fù)溶后, 2 ~8 °C保存,7天有效期。復(fù)溶后, -85~-65℃保存,3個月有效期。

           

          復(fù)溶方法

           

          開蓋之前,先離心。建議復(fù)溶濃度超過100μg/ml。將凍干的蛋白質(zhì)溶解在4mM HCl中。

           

          注意事項

           

          1.為了您的安全和健康,請穿實(shí)驗(yàn)服并戴一次性手套操作。

          2.本產(chǎn)品僅作科研用途。

           

           

          Ver. CN20240919

          400-6111-883