IL-6/IFN-β2/BSF-2, Human, Recombinant

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https://789.bio/ec/qStSdS
  • https://789.bio/ec/qStSdS

英文名称:IL-6/IFN-β2/BSF-2, Human, Recombinant

货号: PCK085

价格: ¥9680 ¥2780 ¥880 ¥13880

规格:
500μg 50μg 10μg 1mg

产品信息

产品形态 粉末
产品规格 500μg / 50μg / 10μg / 1mg
别名 IFN-β2;B-Cell Differentiation Factor (BCDF);BSF-2;HPGF;HSF;MGI-2
物种
表达宿主 E.coli
序列信息 MVPPGEDSKDVAAPHRQPLTSSERIDKQIRYILDGISALRKETCNKSNMCESSKEALAENNLNLPKMAEKDGCFQSGFNEETCLVKIITGLLEFEVYLEYLQNRFESSEEQARAVQMSTKVLIQFLQKKAKNLDAITTPDPTTNASLLTKLQAQNQWLQDMTTHLILRSFKEFLQSSLRALRQM with polyhistidine tag at the C-terminus.
检索号 P05231.1
分子量 21.8 kDa
表观分子量 22 kDa
标签 His-tag at the C-terminus
生物活性 Measure by its ability to induce proliferation in TF-1 cells. The ED50 for this effect is < 0.5 ng/mL. The specific activity of recombinant human IL-6 is approximately > 5 × 10^8 IU/mg.Measure by its ability to induce proliferation in MCF-7 cells. The ED50 for this effect is < 4.4 ng/mL.
纯度 > 98% as determined by SDS-PAGE. Ni-NTA chromatography.
内毒素 < 0.1 EU per 1 μg of the protein by the LAL method.
储存条件 Lyophilized protein should be stored at -5~-20℃ for 1 year. Upon reconstitution, store at 2-8℃ for up to 1 week. Further dilute in a buffer containing a carrier protein or stabilizer (e.g. 0.1% BSA, 10% FBS, 5% HSA or 5% trehalose solution), protein aliquots should be stored at -5~-20℃ or -80℃ for 3-6 months.
运输条件 Ambient temperature or ice pack.
有效期 12个月
制剂 The protein was lyophilized from a 0.2 μm filtered solution containing 1 × PBS, pH 8.0.
复融 It is recommended to reconstitute the lyophilized protein in sterile water to a concentration not less than 100 μg/mL. Do Not Vortex! Vigorous shaking may impair the biological activity of the protein.
背景介绍 Interleukin 6 (IL-6) is an interleukin that acts as both a pro-inflammatory cytokine and an anti-inflammatory myokine. In humans, it is encoded by the IL6 gene. In addition, osteoblasts secrete IL-6 to stimulate osteoclast formation. Smooth muscle cells in the tunica media of many blood vessels also produce IL-6 as a pro-inflammatory cytokine. IL-6's role as an anti-inflammatory myokine is mediated through its inhibitory effects on TNF-alpha and IL-1, and activation of IL-1ra and IL-10.
  • Q1:官网的因子都是不含动物成分的么?

    我们公司的因子都是重组的,是不含动物源成分的。

  • Q2:细胞因子用无菌水配成了100ug/mL母液,用于实验时,需要的终浓度为10ng/mL,可以用培养基直接稀释?还是需要通过PBS(含5%海藻糖)进一步稀释才行呢?

    如果是直接做实验,可以直接添加培养基进行稀释配置。 如果是需要长时间保存的话,需要使用含载体蛋白(如0.1%BSA,10% FBS,5%HSA或5%海藻糖)的溶液进一步释后分装保存于-5~-20℃或者-80℃冰箱

  • Q3:细胞因子加无菌水溶解后需要再次离心吗?

    加了无菌水后,如果没有挂壁现象是不用离心的,如果您放置了一段时间,再次使用时是可以使用离心机离心的

  • Q4:细胞因子离心前需要放置室温吗?

    不用提前放置室温.

  • Q5:因子到货了,里面有两管溶液,一个是水,一个是海藻糖溶液,用哪一个稀释呢?

    1、将装有细胞因子的管子放入小离心机内短暂离心20~30s(离心机最大转速即可),使附着在管壁的微量蛋白聚集在管底; 2、先用无菌水溶解因子,很少量水即可溶解因子,注意计算溶解后浓度不低于100 μg/mL; 3、用赠送的含海藻糖的PBS溶液进一步稀释到您实验合适的浓度即可,然后分装后放入-20℃以下保藏; 4、因子复融重悬过程应轻柔,不可以震荡涡旋。

  • Q6:收到细胞因子产品用什么溶剂复融?

    1、细胞因子产品大部分为冻干形式发货,少部分液体形式发货; 2、冻干粉状态的因子产品需指定溶剂复溶,请参考产品说明书【复融】方法,按照要求使用对应溶剂溶解,大部分因子为无菌水复融,少部分需要无菌水以外的特殊溶剂溶解的产品则随货会赠送相应的复融试剂;冻干粉溶解后如您需要进一步稀释分装,需使用含载体蛋白(如0.1% BSA,10%FBS,5%HSA 或 5% 海藻糖)的溶液进一步稀释后分装冷冻保存。 3、液体形式因子产品不需要复溶,具体浓度详见产品标签,按照实验需要用含载体蛋白(如0.1% BSA,10%FBS,5%HSA 或 5% 海藻糖)的溶液进一步稀释后分装冷冻保存即可;

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