人纤溶酶原激活物YZ因子1(PAI-1)elisa试剂盒使用说明书

本文由 江莱-试剂,Elisa试剂盒供应商 整理汇编

2024-10-08 05:25 258阅读次数

收藏 评价 举报

• 分享

立即下载

参与评论

评论

登录后参与评论

登录或新用户注册

• 微信登录
• 密码登录
• 短信登录

请用手机微信扫描下方二维码
快速登录或注册新账号

微信扫码，手机电脑联动

注册登录即表示同意《仪器网服务条款》和《隐私协议》

账  号：

密  码：

图片码： 看不清？
换一张？

手机和邮箱号注册新账号>> 忘记密码？

手机号：

图片码： 看不清？
换一张？

短信码： 获取短信码

手机和邮箱号注册新账号>> 忘记密码？

更多资料

• 人纤溶酶原激活物YZ因子1(PAI-1)ELISA试剂盒

  人纤溶酶原激活物YZ因子1(PAI-1)ELISA试剂盒[详细]

  2013-12-06 00:00

  其它

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活物YZ因子1(PAI-1)elisa试剂盒使用说明书

  人纤溶酶原激活物YZ因子1(PAI-1)elisa试剂盒使用说明书[详细]

  2024-10-08 05:25

  应用文章

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活物YZ因子1(PAI-1)elisa试剂盒说明书

  人纤溶酶原激活物YZ因子1(PAI-1)elisa试剂盒说明书[详细]

  2024-10-08 05:28

  安装说明

  |

  • 
  • 
  • 
  • 

• 兔子纤溶酶原激活物YZ因子1（PAI-1）elisa试剂盒使用说明书

  兔子纤溶酶原激活物YZ因子1（PAI-1）elisa试剂盒使用说明书[详细]

  2014-03-03 00:00

  报价单

  |

  • 
  • 
  • 
  • 

• 大鼠纤溶酶原激活物YZ因子1(PAI-1)ELISA试剂盒

  大鼠纤溶酶原激活物YZ因子1(PAI-1)ELISA试剂盒[详细]

  2024-09-19 05:37

  课件

  |

  • 
  • 
  • 
  • 

• 猪纤溶酶原激活物YZ因子1(PAI-1)ELISA试剂盒

  猪纤溶酶原激活物YZ因子1(PAI-1)ELISA试剂盒[详细]

  2024-09-28 00:35

  操作手册

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活物YZ剂1（PAI-1）ELISA试剂盒

  人纤溶酶原激活物YZ剂1(PAI-1)ELISA试剂盒操作步骤：1.标准品的稀释与加样：在酶标包被板上设标准品孔10孔，在**、第二孔中分别加标准品100μl，然后在**、第二孔中加标准品稀释液50μl，混匀；然后从**孔、第二孔中各取100μl分别加到第三孔和第四孔，再在第三、第四孔分别加标准品稀释液50μl，混匀；然后在第三孔和第四孔中先各取50μl弃掉，再各取50μl分别加到第五、第六孔中，再在第五、第六孔中分别加标准品稀释液50ul，混匀；混匀后从第五、第六孔中各取50μl分别加到第七、第八孔中，再在第七、第八孔中分别加标准品稀释液50μl，混匀后从第七、第八孔中分别取50μl加到第九、第十孔中，再在第九第十孔分别加标准品稀释液50μl，混匀后从第九第十孔中各取50μl弃掉。（稀释后各孔加样量都为50μl，浓度分别为600ng/L，400ng/L，200ng/L，100ng/L，50ng/L）。2.加样：分别设空白孔（空白对照孔不加样品及酶标试剂，其余各步操作相同）、待测样品孔。在酶标包被板上待测样品孔中先加样品稀释液40μl，然后再加待测样品10μl（样品Z终稀释度为5倍）。加样将样品加于酶标板孔底部，尽量不触及孔壁，轻轻晃动混匀。3.温育：用封板膜封板后置37℃温育30分钟。4.配液：将30（48T的20倍）倍浓缩洗涤液用蒸馏水30（48T的20倍）倍稀释后备用。5.洗涤：小心揭掉封板膜，弃去液体，甩干，每孔加满洗涤液，静置30秒后弃去，如此重复5次，拍干。6.加酶：每孔加入酶标试剂50μl，空白孔除外。7.温育：操作同3。8.洗涤：操作同5。9.显色：每孔先加入显色剂A50μl，再加入显色剂B50μl，轻轻震荡混匀，37℃避光显色15分钟.10.终止：每孔加终止液50μl，终止反应（此时蓝色立转黄色）。11.测定：以空白空调零，450nm波长依序测量各孔的吸光度（OD值）。测定应在加终止液后15分钟以内进行。[详细]

  2018-11-05 10:00

  产品样册

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活物YZ因子1（PAI-1）试剂盒实验原理

  人纤溶酶原激活物YZ因子1（PAI-1）酶联免疫分析（ELISA）试剂盒仅供研究使用，用于测定人血清，血浆及相关液体样本中纤溶酶原激活物YZ因子1（PAI-1）的含量，应用双抗体夹心法测定标本中人纤溶酶原激活物YZ物-1（PAI-1）水平。用纯化的人纤溶酶原激活物YZ物-1抗体包被微孔板，制成固相抗体，往包被单抗的微孔中依次加入PAI-1，再与HRP标记的PAI-1抗体结合，形成抗体-抗原-酶标抗体复合物，经过彻底洗涤后加底物TMB显色。TMB在HRP酶的催化下转化成蓝色，并在酸的作用下转化成Z终的黄色。颜色的深浅和样品中的纤溶酶原激活物YZ物-1呈正相关。用酶标仪在450nm波长下测定吸光度（OD值），通过标准曲线计算样品中人纤溶酶原激活物YZ物-1（PAI-1）浓度。试剂盒保存：；2-8℃。有效期：6个月注：信息仅供参考，具体产品信息以随货说明书为准上海华壹生物科技有限公司ShanghaiHuaYiBioTechnologyCo.,Ltd咨询电话：021-24209195,13661674336[详细]

  2018-11-15 10:00

  产品样册

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活物YZ剂1(PAI-1)ELISA试剂盒正确使用说

  人纤溶酶原激活物YZ剂1(PAI-1)ELISA试剂盒正确使用说[详细]

  2014-07-14 00:00

  期刊论文

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活物YZ因子(PAI)ELISA试剂盒

  人纤溶酶原激活物YZ因子(PAI)ELISA试剂盒[详细]

  2013-12-06 00:00

  实验操作

  |

  • 
  • 
  • 
  • 

• 纤溶酶原激活物YZ因子1分析测试

  纤溶酶原激活物YZ因子1分析测试目的：本试剂盒用于测定大鼠血清，血浆及相关液体样本中纤溶酶原激活物YZ因子1(PAI-1)的含量。实验原理：本试剂盒应用双抗体夹心法测定标本中大鼠纤溶酶原激活物YZ因子1(PAI-1)水平。用纯化的大鼠纤溶酶原激活物YZ因子1(PAI-1)抗体包被微孔板，制成固相抗体，往包被单抗的微孔中依次加入PAI-1，再与HRP标记的羊抗鼠抗体结合，形成抗体-抗原-酶标抗体复合物，经过彻底洗涤后加底物TMB显色。TMB在HRP酶的催化下转化成蓝色，并在酸的作用下转化成Z终的黄色。颜色的深浅和样品中的PAI-1呈正相关。用酶标仪在450nm波长下测定吸光度（OD值），通过标准曲线计算样品中大鼠纤溶酶原激活物YZ因子1(PAI-1)浓度。纤溶酶原激活物YZ因子1分析测试纤溶酶原激活物YZ因子1分析测试大鼠组织多肽抗原(TPA)ELISA试剂盒人凝血酶受体(TR)ELISA试剂盒人巨噬细胞趋化因子(MCF)ELISA试剂盒小鼠心肌转录因子GATA4ELISA试剂盒大鼠低氧诱导因子1α(HIF-1α)ELISA试剂盒大鼠前列腺素E2(PGE2)ELISA试剂盒鸡血管内皮细胞生长因子(VEGF)ELISA试剂盒大鼠胰岛素样生长因子2(IGF-2)ELISA试剂盒人类乳头状瘤病毒抗体牛乙酰乙酸检测(ACAC)ELISA试剂盒鸡白介素4(IL-4)ELISA试剂盒克氏双糖铁琼脂（下层）250gBRV5tag标签抗体明胶25g培养基蛋白质原料单位：元货号产品名称规格价格备注BS7001胰蛋白胨250g32ARBS7002...人脊髓灰质炎病毒IgG(PV-IgG)ELISA试剂盒人神经趋化蛋白(fractalkine/CX3CL1)ELISA试剂盒人酰化刺激蛋白(ASP)ELISA试剂盒小鼠胰岛素自身抗体(IAA)ELISA试剂盒4-甲基伞形酮葡萄糖酸苷MUG培养基2000药典25gBR鱼雌激素（E）ELISA试剂盒大鼠可溶性肿瘤坏死因子相关凋亡诱导配体(sTRAIL)ELISA试剂盒猪载脂蛋白A1(apo-A1)ELISA试剂盒P53凋亡刺激蛋白2抗体纤溶酶原激活物YZ因子1分析测试[详细]

  2018-10-23 10:30

  产品样册

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原激活剂YZ物-1 （PAI-1）ELISA试剂盒说明书

  电话：021-6533363955229872网址：http://www.westang.com人纤溶酶原激活剂YZ物-1（PAI-1）ELISA试剂盒（用于血清、血浆、细胞培养上清液和其它生物体液内）原理本实验采用双抗体夹心ABC-ELISA法。用抗人PAI-1单抗包被于酶标板上，标准品和样品中的PAI-1与单抗结合，加入生物素化的抗人PAI-1，形成免疫复合物连接在板上，辣根过氧化物酶标记的Streptavidin与生物素结合，加入底物工作液显蓝色，Z后加终止液硫酸，在450nm处测OD值，PAI-1浓度与OD值成正比，可通过绘制标准曲线求出标本中PAI-1浓度。试剂盒组成（2-8℃保存）酶标板（CoatedWells）96孔酶标抗体工作液（EnzymeConjugate）12ml10×标本稀释液（SampleBuffer）12ml20×浓缩洗涤液（WashBuffer）50ml标准品（Standards）：72ng/瓶2瓶底物工作液（TMBSolution）12ml**抗体工作液（BiotinylatedAntibody）12ml终止液（StopSolution）12ml准备试剂与收集血样1.收集标本：血清、血浆（EDTA、柠檬酸盐、肝素抗凝）、细胞培养上清液、组织匀浆等尽早检测，2-8℃保存48小时；更长时间须冷冻（-20℃或-70℃）保存。2.标准品液配制：使用前加入0.3ml蒸馏水混匀，配成240ng/ml的溶液。设标准管8管，每管加入标本稀释液300ul。在**管中加入240ng/ml的标准品溶液300ul混匀后用加样器吸出300ul，移至第二管。如此反复作对倍稀释，从第七管中吸出300ul弃去。第八管为空白对照。3.10×标本稀释液用蒸馏水作1:10倍稀释（示例：1ml浓稀释液+9ml蒸馏水）。4.洗涤液：用重蒸水1:20稀释（示例：1ml浓缩洗涤液加入19ml的重蒸水）检测程序1.加样：每孔各加入标准品或待测样品100ul，将反应板充分混匀后置37℃120分钟。2.洗板：用洗涤液将反应板充分洗涤4-6次，向滤纸上印干。3.每孔中加入**抗体工作液100ul。将反应板充分混匀后置37℃60分钟。4.洗板：同前。5.每孔加酶标抗体工作液100ul。将反应板置37℃30分钟。6.洗板：同前。7.每孔加入底物工作液100ul，置37℃暗处反应15分钟。8.每孔加入100ul终止液混匀。9.30分钟内用酶标仪在450nm处测吸光值。结果计算与判断1.所有OD值都应减除空白值后再行计算。2.以标准品120、60、30、15、7.5、3.75、1.875、0ng/ml为横坐标，OD值为纵坐标，在坐标纸上作图，画出标准曲线。3.根据样品OD值在该曲线图上查出相应PAI-1含量即可。试剂盒性能1.灵敏度：Z小的PAI-1检测浓度小于1ng/ml。2.特异性：可同时检测重组或天然的人PAI-1。不与人其它细胞因子有交叉反应。3.重复性：板内、板见变异系数均小于10％。注意事项1.以上标准孔及待测样品均建议做复孔，每次测定应同时做标准曲线。2.洗涤过程很关键。洗涤不充分将导致极ng确度误差及OD值错误地升高。3.板条开封后剩余板条要再封好，保持板条干燥。4.本试剂盒宜置4oC冰箱保存。5.本试剂盒仅用于科研，不能用于临床诊断！[详细]

  2018-09-13 10:01

  产品样册

  |

  • 
  • 
  • 
  • 

• 猪纤溶酶原激活物YZ因子(PAI)ELISA试剂盒

  猪纤溶酶原激活物YZ因子(PAI)ELISA试剂盒[详细]

  2024-09-17 11:02

  应用文章

  |

  • 
  • 
  • 
  • 

• 大鼠纤溶酶原激活物YZ因子(PAI)ELISA试剂盒

  大鼠纤溶酶原激活物YZ因子(PAI)ELISA试剂盒[详细]

  2024-09-29 00:38

  标准

  |

  • 
  • 
  • 
  • 

• 大鼠纤溶酶原激活剂YZ物-1 （PAI-1）ELISA试剂盒

  大鼠纤溶酶原激活剂YZ物-1（PAI-1）ELISA试剂盒（用于血清、血浆、细胞培养上清液和其它生物体液内）原理本实验采用双抗体夹心ABC-ELISA法。用抗大鼠PAI-1单抗包被于酶标板上，标准品和样品中的PAI-1与单抗结合，加入生物素化的抗大鼠PAI-1，形成免疫复合物连接在板上，辣根过氧化物酶标记的Streptavidin与生物素结合，加入底物工作液显蓝色，Z后加终止液硫酸，在450nm处测OD值，PAI-1浓度与OD值成正比，可通过绘制标准曲线求出标本中PAI-1浓度。试剂盒组成（2-8℃保存）酶标板（CoatedWells）96孔酶标抗体工作液（EnzymeConjugate）12ml10×标本稀释液（SampleBuffer）12ml20×浓缩洗涤液（WashBuffer）50ml标准品（Standards）：600ng/瓶2瓶底物工作液（TMBSolution）12ml**抗体工作液（BiotinylatedAntibody）12ml终止液（StopSolution）12ml准备试剂与收集血样1.收集标本：血清、血浆（EDTA、柠檬酸盐、肝素抗凝）、细胞培养上清液、组织匀浆等尽早检测，2-8℃保存48小时；更长时间须冷冻（-20℃或-70℃）保存，避免反复冻融。血清、血浆、细胞培养上清可能需要稀释,请先做预实验,以确定稀释倍数。2.标准品液配制：使用前加入0.5ml蒸馏水混匀，配成1200ng/ml的溶液。设标准管8管，**管加标本稀释液900ul，第二至第八管加入标本稀释液500ul。在**管中加入1200ng/ml的标准品溶液100ul混匀后用加样器吸出500ul，移至第二管。如此反复作对倍稀释，从第七管中吸出500ul弃去。第八管为空白对照。3.10×标本稀释液用蒸馏水作1:10倍稀释（示例：1ml浓稀释液+9ml蒸馏水）。4.洗涤液：用重蒸水1:20稀释（示例：1ml浓缩洗涤液加入19ml的重蒸水）检测程序1.加样：每孔各加入标准品或待测样品100ul，将反应板充分混匀后置37℃120分钟。2.洗板：用洗涤液将反应板充分洗涤4-6次，向滤纸上印干。3.每孔中加入**抗体工作液100ul。将反应板充分混匀后置37℃60分钟。4.洗板：同前。5.每孔加酶标抗体工作液100ul。将反应板置37℃30分钟。6.洗板：同前。7.每孔加入底物工作液100ul，置37℃暗处反应15分钟。8.每孔加入100ul终止液混匀。9.30分钟内用酶标仪在450nm处测吸光值。结果计算与判断1.所有OD值都应减除空白值后再行计算。2.以标准品120、60、30、15、7.5、3.75、1.875、0ng/ml为横坐标，OD值为纵坐标，在坐标纸上作图，画出标准曲线。3.根据样品OD值在该曲线图上查出相应PAI-1含量。试剂盒性能1.灵敏度：Z小的PAI-1检测浓度小于1ng/ml。2.特异性：可同时检测重组或天然的大鼠PAI-1。不与大鼠其它细胞因子有交叉反应。3.重复性：板内、板见变异系数均小于10％。注意事项1.以上标准孔及待测样品均建议做复孔，每次测定应同时做标准曲线。2.洗涤过程很关键。洗涤不充分将导致极ng确度误差及OD值错误地升高。3.板条开封后剩余板条要再封好，保持板条干燥。4.本试剂盒宜置4oC冰箱保存。5.本试剂盒仅用于科研，不能用于临床诊断！[详细]

  2018-09-13 10:00

  产品样册

  |

  • 
  • 
  • 
  • 

• 纤溶酶原激活物YZ物

  纤溶酶原激活物YZ物[详细]

  2024-09-28 01:25

  应用文章

  |

  • 
  • 
  • 
  • 

• 大鼠纤溶酶原激活剂YZ物(PAI－1)检测试剂盒

  大鼠纤溶酶原激活剂YZ物(PAI－1)检测试剂盒[详细]

  2014-09-29 00:00

  标准

  |

  • 
  • 
  • 
  • 

• 人纤溶酶原（Plasminogen）ELISA试剂盒说明书

  电话：021-6533363955229872网址：http://www.westang.com人纤溶酶原（Plasminogen）ELISA试剂盒（用于血清、血浆、细胞培养上清液和尿液生物体液内）原理本实验采用双抗体夹心ABC-ELISA法。用抗人Plasminogen单抗包被于酶标板上，标准品和样品中的Plasminogen与单抗结合，加入生物素化的抗人Plasminogen，形成免疫复合物连接在板上，辣根过氧化物酶标记的Streptavidin与生物素结合，加入底物工作液显蓝色，Z后加终止液硫酸，在450nm处测OD值，Plasminogen浓度与OD值成正比，可通过绘制标准曲线求出标本中Plasminogen浓度。试剂盒组成（2-8℃保存）酶标板（CoatedWells）96孔酶标抗体工作液（EnzymeConjugate）12ml10×标本稀释液（SampleBuffer）12ml20×浓缩洗涤液（WashBuffer）50ml标准品（Standards）：2000ng/瓶2瓶底物工作液（TMBSolution）12ml**抗体工作液（BiotinylatedAntibody）12ml终止液（StopSolution）12ml准备试剂与收集血样1.收集标本：血清、血浆、细胞培养上清液等尽早检测，2-8℃保存48小时；更长时间须冷冻（-20℃或-70℃）保存，避免反复冻融。血清、血浆、细胞培养上清至少作1：1000-10000倍稀释（取10ul，加标本稀释液990ul,稀释100倍，然后再取前液10ul,加标本稀释液990ul，此时一共稀释了10000倍）。尿液不用稀释直接检测。2.标准品液配制：使用前加入1ml蒸馏水混匀，配成2000ng/ml的溶液。设标准管8管，**管加标本稀释液900ul，第二至第八管加入标本稀释液500ul。在**管中加入2000ng/ml的标准品溶液100ul混匀后用加样器吸出500ul，移至第二管。如此反复作对倍稀释，从第七管中吸出500ul弃去。第八管为空白对照。3.10×标本稀释液用蒸馏水作1:10倍稀释（示例：1ml浓稀释液+9ml蒸馏水）。4.洗涤液：用重蒸水1:20稀释（示例：1ml浓缩洗涤液加入19ml的重蒸水）检测程序1.加样：每孔各加入标准品或待测样品100ul，将反应板充分混匀后置37℃120分钟。2.洗板：用洗涤液将反应板充分洗涤4-6次，向滤纸上印干。3.每孔中加入**抗体工作液100ul。将反应板充分混匀后置37℃60分钟。4.洗板：同前。5.每孔加酶标抗体工作液100ul。将反应板置37℃30分钟。6.洗板：同前。7.每孔加入底物工作液100ul，置37℃暗处反应15分钟。8.每孔加入100ul终止液混匀。9.30分钟内用酶标仪在450nm处测吸光值。结果计算与判断1.所有OD值都应减除空白值后再行计算。2.以标准品200、100、50、25、12.5、6.25、3.12、0ng/ml为横坐标，OD值为纵坐标，在坐标纸上作图，画出标准曲线。3.根据样品OD值在该曲线图上查出相应Plasminogen含量，再乘上稀释倍数即可。试剂盒性能1.灵敏度：Z小的Plasminogen检测浓度小于1.5ng/ml。2.特异性：可同时检测重组或天然的人Plasminogen。不与人其它细胞因子有交叉反应。3.重复性：板内、板见变异系数均小于10％。注意事项1.以上标准孔及待测样品均建议做复孔，每次测定应同时做标准曲线。2.洗涤过程很关键。洗涤不充分将导致极ng确度误差及OD值错误地升高。3.板条开封后剩余板条要再封好，保持板条干燥。4.本试剂盒宜置4oC冰箱保存。5.本试剂盒仅用于科研，不能用于临床诊断！[详细]

  2018-09-13 10:01

  产品样册

  |

  • 
  • 
  • 
  • 

• 人尿激酶型纤溶酶原激活物受体（PLAUR/uPAR）Elisa试剂盒说明书

  FORINVITROUSEANDRESEARCHUSEONLYNOTFORUSEINDIAGNOSTICORTHERAPEUTICPROCEDURES7thEdition（RevisedinNovember,2011）[INTENDEDUSE]ThekitisasandwichenzymeimmunoassayforinvitroquantitativemeasurementofuPARinhumanserum,plasmaandotherbiologicalfluids.[REAGENTSANDMATERIALSPROVIDED]ReagentsQuantityReagentsQuantityPre-coated,readytouse96-wellstripplate1Platesealerfor96wells4Standard（lyophilized）2StandardDiluent1×20mLDetectionReagentA（green）1×120μLAssayDiluentA（2×concentrate）1×6mLDetectionReagentB（red）1×120μLAssayDiluentB（2×concentrate）1×6mLTMBSubstrate1×9mLStopSolution1×6mLWashBuffer（30×concentrate）1×20mLInstructionmanual1[MATERIALSREQUIREDBUTNOTSUPPLIED]1.Microplatereaderwith450±10nmfilter.2.Precisionsingleormulti-channelpipettesanddisposabletips.3.EppendorfTubesfordilutingsamples.4.Deionizedordistilledwater.5.Absorbentpaperforblottingthemicrotiterplate.6.ContainerforWashSolution[STORAGEOFTHEKITS]1.Forunopenedkit:Allthereagents首ldbekeptaccordingtothelabelsonvials.TheStandard,DetectionReagentA,DetectionReagentBandthe96-wellstripplate首ldbestoredat-20oCuponreceiptwhiletheothers首ldbeat4oC.2.Foropenedkit:Whenthekitisopened,theremainingreagentsstillneedtobestoredaccordingtotheabovestoragecondition.Besides,pleasereturntheunusedwellstothefoilpouchcontainingthedesiccantpack,andresealalongentireedgeofzip-seal.Note:Itishighlyrecommendedtousetheremainingreagentswithin1monthprovidedthisiswithintheexpirationdateofthekit.[SAMPLECOLLECTIONANDSTORAGE]Serum-Allowsamplestoclotfortwohoursatroomtemperatureorovernightat4oCbeforecentrifugationfor20minutesatapproximately1000×g.Assayimmediatelyorstoresamplesinaliquotat-20oCor-80oC.Avoidrepeatedfreeze/thawcycles.Plasma-CollectplasmausingEDTAorheparinasananticoagulant.Centrifugesamplesfor15minutesat1000×gwithin30minutesofcollection.Removeplasmaandassayimmediatelyorstoresamplesinaliquotat-20oCor-80oC.Avoidrepeatedfreeze/thawcycles.Otherbiologicalfluids-Centrifugesamplesfor20minutesat1000×g.Removeparticulatesandassayimmediatelyorstoresamplesinaliquotat-20oCor-80oC.Avoidrepeatedfreeze/thawcycles.Note:1.Samplestobeusedwithin5daysmaybestoredat4oC,otherwisesamplesmustbestoredat-20oC（1month）or-80oC（2months）toavoidlossofbioactivityandcontamination.2.Samplehemolysiswillinfluencetheresult,sohemolyticspecimencannotbedetected.3.Whenperformingtheassay,bringsamplestoroomtemperature.[REAGENTPREPARATION]1.Bringallkitcomponentsandsamplestoroomtemperature（18-25oC）beforeuse.2.Standard-ReconstitutetheStandardwith1.0mLofStandardDiluent,keptfor10minutesatroomtemperature,shakegently（nottofoam）.Theconcentrationofthestandardinthestocksolutionis200ng/mL.Pleasefirstlydilutethestocksolutionto20ng/mLandthedilutedstandardservesasthehigheststandard（20ng/mL）.Thenprepare7tubescontaining0.5mLStandardDiluentandusethedilutedstandardtoproduceadoubledilutionseriesaccordingtothepictureshownbelow.Mixeachtubethoroughlybeforethenexttransfer.Setup7pointsofdilutedstandardsuchas20ng/mL,10ng/mL,5ng/mL,2.5ng/mL,1.25ng/mL,0.625ng/mL,0.312ng/mL,andthelastEPtubeswithStandardDiluentistheblankas0ng/mL.3.AssayDiluentAandAssayDiluentB-Dilute6mLofAssayDiluentAorBConcentrate（2×）with6mLofdeionizedordistilledwatertoprepare12mLofAssayDiluentAorB.（Infact,morethan6mLAssayDiluentAandAssayDiluentBarecontainedinthebottles.Therefore,ineverytest,pleasepreciselypipetterequiredamountofDiluentandmakedoubledilutioninanewcontainer.Thepreparedworkingdilutioncan'tbefrozen.）Tube123456789ng/mL200201052.51.250.6250.31204.DetectionReagentAandDetectionReagentB-BrieflyspinorcentrifugethestockDetectionAandDetectionBbeforeuse.DilutetotheworkingconcentrationwithworkingAssayDiluentAorB,respectively（1:100）.5.WashSolution-Dilute20mLofWashSolutionconcentrate（30×）with580mLofdeionizedordistilledwatertoprepare600mLofWashSolution（1×）.6.TMBsubstrate-Aspiratetheneededdosageofthesolutionwithsterilizedtipsanddonotdumptheresidualsolutionintothevialagain.Note:1.Makingserialdilutioninthewellsdirectlyisnotpermitted.2.Preparestandardwithin15minutesbeforeassay.Pleasedonotdissolvethereagentsat37oCdirectly.3.PleasecarefullyreconstituteStandardsorworkingDetectionReagentAandBaccordingtotheinstruction,andavoidfoamingandmixgentlyuntilthecrystalsarecompletelydissolved.Tominimizeimprecisioncausedbypipetting,usesmallvolumesandensurethatpipettorsarecalibrated.Itisrecommendedtosuckmorethan10μLforoncepipetting.4.ThereconstitutedStandards,DetectionReagentAandDetectionReagentBcanbeusedonlyonce.5.IfcrystalshaveformedintheWashSolutionconcentrate（30×）,warmtoroomtemperatureandmixgentlyuntilthecrystalsarecompletelydissolved.6.Contaminatedwaterorcontainerforreagentpreparationwillinfluencethedetectionresult.[SAMPLEPREPARATION]1.Uscn,Inc.isonlyresponsibleforthekititself,butnotforthesamplesconsumedduringtheassay.Theuser首ldcalculatethepossibleamountofthesamplesusedinthewholetest.Pleasereservesufficientsamplesinadvance.2.Pleasepredicttheconcentrationbeforeassaying.Ifvaluesforthesearenotwithintherangeofthestandardcurve,usersmustdeterminetheoptimalsampledilutionsfortheirparticularexperiments.3.Ifthesamplesarenotindicatedinthemanual,apreliminaryexperimenttodeterminethevalidityofthekitisnecessary.4.TissueorcellextractionsamplespreparedbychemicallysisbuffermaycauseunexpectedELISAresultsduetotheimpactsfromcertainchemicals.5.Duetothepossibilityofmismatchingbetweenantigenfromotheroriginandantibodyusedinourkits（e.g.,antibodytargetsconformationalepitoperatherthanlinearepitope）,somenativeorrecombinantproteinsfromothermanufacturersmaynotberecognizedbyourproducts.6.Influencedbythefactorsincludingcellviability,cellnumberorsamp领time,samplesfromcellculturesupernatantmaynotbedetectedbythekit.7.Freshsampleswithoutlongtimestorageisrecommendedforthetest.Otherwise,proteindegradationanddenaturalizationmayoccurinthosesamplesandfinallyleadtowrongresults.[ASSAYPROCEDURE]1.Determinewellsfordilutedstandard,blankandsample.Prepare7wellsforstandard,1wellforblank.Add100μLeachofdilutionsofstandard（readReagentPreparation）,blankandsamplesintotheappropriatewells.CoverwiththePlatesealer.Incubatefor2hoursat37oC.2.Removetheliquidofeachwell,don’twash.3.Add100μLofDetectionReagentAworkingsolutiontoeachwell.Incubatefor1hourat37oCaftercoveringitwiththePlatesealer.4.Aspiratethesolutionandwashwith350μLof1×WashSolutiontoeachwellusingasquirtbottle,multi-channelpipette,manifolddispenserorautowasher,andletitsitfor1~2minutes.Removetheremainingliquidfromallwellscompletelybysnappingtheplateontoabsorbentpaper.Totallywash3times.Afterthelastwash,removeanyremainingWashBufferbyaspiratingordecanting.Inverttheplateandblotitagainstabsorbentpaper.5.Add100μLofDetectionReagentBworkingsolutiontoeachwell.Incubatefor30minutesat37oCaftercoveringitwiththePlatesealer.6.Repeattheaspiration/washprocessfortotal5timesasconductedinstep4.7.Add90μLofSubstrateSolutiontoeachwell.CoverwithanewPlatesealer.Incubatefor15-25minutesat37oC（Don'texceed30minutes）.Protectfromlight.TheliquidwillturnbluebytheadditionofSubstrateSolution.8.Add50μLofStopSolutiontoeachwell.TheliquidwillturnyellowbytheadditionofStopsolution.Mixtheliquidbytappingthesideoftheplate.Ifcolorchangedoesnotappearuniform,gentlytaptheplatetoensurethoroughmixing.9.Removeanydropofwaterandfingerprintonthebottomoftheplateandconfirmthereisnobubbleonthesurfaceoftheliquid.Then,runthemicroplatereaderandconductmeasurementat450nmimmediately.Note:1.Assaypreparation:Keepappropriatenumbersofwellsfor1experimentandremoveextrawellsfrommicroplate.Restwells首ldberesealedandstoredat-20oC.2.SamplesorreagentsadditionPleaseusethefreshlypreparedStandard.Pleasecarefullyaddsamplestowellsandmixgentlytoavoidfoaming.Donottouchthewellwall.Foreachstepintheprocedure,totaldispensingtimeforadditionofreagentsorsamplestotheassayplate首ldnotexceed10minutes.Thiswillensureequalelapsedtimeforeachpipettingstep,withoutinterruption.Duplicationofallstandardsandspecimens,althoughnotrequired,isrecommended.Toavoidcross-contamination,changepipettetipsbetweenadditionsofstandards,samples,andreagents.Also,useseparatedreservoirsforeachreagent.3.Incubation:Toensureaccurateresults,properadhesionofplatesealersduringincubationstepsisnecessary.Donotallowwellstosituncoveredforextendedperiodsbetweenincubationsteps.Oncereagentsareaddedtothewellstrips,DONOTletthestripsDRYatanytimeduringtheassay.Incubationtimeandtemperaturemustbecontrolled.4.Washing:Thewashprocedureiscritical.Completeremovalofliquidateachstepisessentialforgoodperformance.Afterthelastwash,removeanyremainingWashSolutionbyaspiratingordecantingandremoveanydropofwaterandfingerprintonthebottomoftheplate.Insufficientwashingwillresultinpoorprecisionandfalseelevatedabsorbancereading.5.Control领ofreactiontime:ObservethechangeofcolorafteraddingTMBSubstrate（e.g.observationonceevery10minutes）,ifthecoloristoodeep,addStopSolutioninadvancetoavoidexcessivelystrongreactionwhichwillresultininaccurateabsorbancereading.6.TMBSubstrateiseasilycontaminated.Pleaseprotectitfromlight.7.Theenvironmenthumiditywhichislessthan60%mighthavesomeeffectsonthefinalperformance,therefore,ahumidifierisrecommendedtobeusedatthatcondition.[TESTPRINCIPLE]Themicrotiterplateprovidedinthiskithasbeenpre-coatedwithanantibodyspecifictouPAR.Standardsorsamplesarethenaddedtotheappropriatemicrotiterplatewellswithabiotin-conjugatedantibodypreparationspecificforuPAR.Next,AvidinconjugatedtoHorseradishPeroxidase（HRP）isaddedtoeachmicroplatewellandincubated.AfterTMBsubstratesolutionisadded,onlythosewellsthatcontainuPAR,biotin-conjugatedantibodyandenzyme-conjugatedAvidinwillexhibitachangeincolor.Theenzyme-substratereactionisterminatedbytheadditionofsulphuricacidsolutionandthecolorchangeismeasuredspectrophotometricallyatawavelengthof450nm±10nm.TheconcentrationofuPARinthesamplesisthendeterminedbycomparingtheO.D.ofthesamplestothestandardcurve.[CALCULATIONOFRESULTS]Averagetheduplicatereadingsforeachstandard,control,andsamplesandsubtracttheaveragezerostandardopticaldensity.Createastandardcurveonlog-loggraphpaper,withuPARconcentrationonthey-axisandabsorbanceonthex-axis.Drawthebestfitstraightlinethroughthestandardpointsanditcanbedeterminedbyregressionanalysis.Usingsomeplotsoftware,forinstance,curveexpert1.30,isalsorecommended.Ifsampleshavebeendiluted,theconcentrationreadfromthestandardcurvemustbemultipliedbythedilutionfactor.[TYPICALDATA]Inordertomakethecalculationeasier,weplottheO.D.valueofthestandard（X-axis）againsttheknownconcentrationofthestandard（Y-axis）,althoughconcentrationistheindependentvariableandO.D.valueisthedependentvariable.However,theO.D.valuesofthestandardcurvemayvaryaccordingtotheconditionsofassayperformance（e.g.operator,pipettingtechnique,washingtechniqueortemperatureeffects）,plottinglogofthedatatoestablishstandardcurveforeachtestisrecommended.Typicalstandardcurvebelowisprovidedforreferenceonly.TypicalStandardCurveforHumanuPARELISA.[DETECTIONRANGE]0.312-20ng/mL.ThestandardcurveconcentrationsusedfortheELISA’swere20ng/mL,10ng/mL,5ng/mL,2.5ng/mL,1.25ng/mL,0.625ng/mL,0.312ng/mL.[SENSITIVITY]TheminimumdetectabledoseofhumanuPARistypicallylessthan0.123ng/mL.Thesensitivityofthisassay,orLowerLimitofDetection（LLD）wasdefinedasthelowestproteinconcentrationthatcouldbedifferentiatedfromzero.Itwasdeterminedbyaddingtwostandarddeviationstothemeanopticaldensityvalueoftwentyzerostandardreplicatesandcalculatingthecorrespondingconcentration.[SPECIFICITY]ThisassayhashighsensitivityandexcellentspecificityfordetectionofhumanuPAR.Nosignificantcross-reactivityorinterferencebetweenhumanuPARandanalogueswasobserved.Note:Limitedbycurrentskillsandknowledge,itisimpossibleforustocompletethecross-reactivitydetectionbetweenhumanuPARandalltheanalogues,therefore,crossreactionmaystillexist.[RECOVERY]MatriceslistedbelowwerespikedwithcertainlevelofrecombinanthumanuPARandtherecoveryrateswerecalculatedbycomparingthemeasuredvaluetotheexpectedamountofuPARinsamples.MatrixRecoveryrange（%）Average（%）humanserum（n=5）91-10597humanEDTAplasma（n=5）95-10498humanheparinplasma（n=5）80-9688[LINEARITY]ThelinearityofthekitwasassayedbytestingsamplesspikedwithappropriateconcentrationofhumanuPARandtheirserialdilutions.Theresultsweredemonstratedbythepercentageofcalculatedconcentrationtotheexpected.Sample121418116humanserum（n=5）95-109%80-91%91-107%81-95%humanEDTAplasma（n=5）93-101%76-99%90-99%83-93%humanheparinplasma（n=5）78-96%94-107%101-106%89-98%[PRECISION]Intra-assayPrecision（Precisionwithinanassay）:3sampleswithlow,middleandhighlevelhumanuPARweretested20timesononeplate,respectively.Inter-assayPrecision（Precisionbetweenassays）:3sampleswithlow,middleandhighlevelhumanuPARweretestedon3differentplates,8replicatesineachplate.CV（%）=SD/meanX100Intra-Assay:CV<10%Inter-Assay:CV<12%[STABILITY]ThestabilityofELISAkitisdeterminedbythelossrateofactivity.Thelossrateofthiskitislessthan5%withintheexpirationdateunderappropriatestoragecondition.Thelossratewasdeterminedbyacceleratedthermaldegradationtest.Keepthekitat37oCfor3days,andcompareO.D.valuesofthekitkeptat37oCwiththatofatrecommendedtemperature.（referringfromChinaBiologicalProductsStandard,whichwascalculatedbytheArrheniusequation.ForELISAkit,1daystorageat37oCcanbeconsideredas2monthsat4oC,whichmeans3daysat37oCequa领6monthsat4oC）.Note:Tominimizeextrainfluenceontheperformance,operationproceduresandlabconditions,especiallyroomtemperature,airhumidity,incubatortemperature首ldbestrictlycontrolled.Itisalsostronglysuggestedthatthewholeassayisperformedbythesameoperatorfromthebeginningtotheend.[ASSAYPROCEDURESUMMARY]1.Prepareallreagents,samplesandstandards;2.Add100μLstandardorsampletoeachwell.Incubate2hoursat37oC;3.Add100μLpreparedDetectionReagentA.Incubate1hourat37oC;4.Aspirateandwash3times;5.Add100μLpreparedDetectionReagentB.Incubate30minutesat37oC;6.Aspirateandwash5times;7.Add90μLSubstrateSolution.Incubate15-25minutesat37oC;8.Add50μLStopSolution.Readat450nmimmediately.[IMPORTANTNOTE]1.Limitedbythecurrentconditionandscientifictechnology,wecan'tcompletelyconductthecomprehensiveidentificationandanalysisontherawmaterialprovidedbysuppliers.Sotheremightbesomequalitativeandtechnicalriskstousethekit.2.Thefinalexperimentalresultswillbecloselyrelatedtovalidityoftheproducts,operationskillsoftheendusersandtheexperimentalenvironments.Pleasemakesurethatsufficientsamplesareavailable.3.Kitsfromdifferentbatchesmaybealittledifferentindetectionrange,sensitivityandcolordevelopingtime.Pleaseperformtheexperimentexactlyaccordingtotheinstructionattachedinkitwhileelectroniconesfromourwebsite（www.uscnk.us;www.uscnk.cn;www.uscnk.com）isonlyforinformation.4.Donotmixorsubstitutereagentsfromonekitlottoanother.Useonlythereagentssuppliedbymanufacturer.5.Protectallreagentsfromstronglightduringstorageandincubation.Allthebottlecapsofreagents首ldbecoveredtightlytopreventtheevaporationandcontaminationofmicroorganism.6.Theremaybesomefoggysubstanceinthewellswhentheplateisopenedatthefirsttime.Itwillnothaveanyeffectonthefinalassayresults.Donotremovemicrotiterplatefromthestoragebaguntilneeded.7.Wrongoperationsduringthereagentspreparationandloading,aswellasincorrectparametersettingfortheplatereadermayleadtoincorrectresults.Amicroplateplatereaderwithabandwidthof10nmorlessandanopticaldensityrangeof0-3O.D.orgreaterat450±10nmwavelengthisacceptableforuseinabsorbancemeasurement.Pleasereadtheinstructioncarefullyandadjusttheinstrumentpriortotheexperiment.Formoreinformation,pleaserefertotheoperationvideo（http://www.uscnk.com/homepage/operate-elisa.htm）.8.Eventhesameoperatormightgetdifferentresultsintwoseparateexperiments.Inordertogetbetterreproducibleresults,theoperationofeverystepintheassay首ldbecontrolled.Furthermore,apreliminaryexperimentbeforeassayforeachbatchisrecommended.9.EachkithasbeenstrictlypassedQ.Ctest.However,resultsfromendusersmightbeinconsistentwithourin-housedataduetosomeunexpectedtransportationconditionsordifferentlabequipments.Intra-assayvarianceamongkitsfromdifferentbatchesmightarisefromabovefactors,too.10.Kitsfromdifferentmanufacturerswiththesameitemmightproducedifferentresults,sincewehaven’tcomparedourproductswithothermanufacturers.11.Validperiod:sixmonths.12.Theinstructionmanualalsosuitsforthekitof48T,butallreagentsof48Tkitarereducedbyhalf.[PRECAUTION]TheStopSolutionsuggestedforusewiththiskitisanacidsolution.Weareye,hand,face,andclothingprotectionwhenusingthismaterial.[详细]

  2018-10-01 10:01

  产品样册

  |

  • 
  • 
  • 
  • 

• （原装进口）人尿激酶型纤溶酶原激活物受体（uPAR）Elisa试剂盒说明书

  QuantikineHumanuPARImmunoassayCatalogNumberDUP00Forthequantitativedeterminationofhumanurokinase-typeplasminogenactivatorreceptor（uPAR）concentrationsincellculturesupernates,serum,plasma,andurine.Thispackageinsertmustbereadinitsentiretybeforeusingthisproduct.FORRESEARCHUSEONLY.NOTFORUSEINDIAGNOSTICPROCEDURES.TABLEOFCONTENTSContentsPageINTRODUCTION2PRINCIPLEOFTHEASSAY..................................3LIMITATIONSOFTHEPROCEDURE3MATERIALSPROVIDED....................................3STORAGE4OTHERSUPPLIESREQUIRED.................................4PRECAUTION4SAMPLECOLLECTIONANDSTORAGE............................5SAMPLEPREPARATION5REAGENTPREPARATION...................................6ASSAYPROCEDURE7ASSAYPROCEDURESUMMARY...............................8CALCULATIONOFRESULTS9TYPICALDATA.........................................9TECHNICALHINTS10PRECISION...........................................10LINEARITY11SENSITIVITY..........................................11CALIBRATION11SAMPLEVALUES.......................................12SPECIFICITY13REFERENCES.........................................14PLATELAYOUT15MANUFACTUREDANDDISTRIBUTEDBY:R&DSystems,Inc.TELEPHONE:（800）343-7475614McKinleyPlaceNE（612）379-2956Minneapolis,MN55413FAX:（612）656-4400UnitedStatesofAmericaE-MAIL:info@RnDSystems.comDISTRIBUTEDBY:R&DSystemsEurope,Ltd.19BartonLaneTELEPHONE:+44（0）1235529449AbingdonScienceParkFAX:+44（0）1235533420Abingdon,OX143NBE-MAIL:info@RnDSystems.co.ukUnitedKingdomR&DSystemsChinaCo.Ltd.24A1HuaMinEmpirePlazaTELEPHONE:+86（21）52380373726WestYanAnRoadFAX:+86（21）52371001ShanghaiPRC200050E-MAIL:info@RnDSystemsChina.com.cnINTRODUCTIONUrokinase-typeplasminogenactivatorreceptor（uPAR,CD87）isacellsurfacereceptorthatbindsurokinase-typeplasminogenactivator（uPA）withhighaffinity,therebyfacilitatingthepericellularactivationofplasminogen（seereferences1and2forreviews）.uPAR,uPAandplasminogenactivatorinhibitor-1（PAI-1）,formatriadwithmultiplefunctions,includingregulationofcellattachment,migration,proliferationanddifferentiation,bybothproteolyticandnonproteolyticmechanisms（2）.uPARisanchoredtoextracellularsurfacesthroughaglycosylphosphatidylinositol（GPI）linkage,withnotransmembranedomain（3）.uPARissynthesizedasa335-amino-acidpolypeptidethatincludesa22-residuesignalpeptide（4）.A30-residuepeptideiscleavedfromtheC-terminusduringadditionoftheGPIanchor（3）.WithlossofthesignalpeptideandtheC-terminalpeptide,thematureproteinhas283aminoacids.Itisvariablyglycosylated,increasingitsmassfromabout31kDafortheproteinbackbonetoasmuchas55kDaforthematureglycoprotein（5）.Pro-uPA,asingle-chainprotein,isactivatedtoadisulfide-linked,two-chainproteinbyproteolyticcleavagebyplasmin（1,2,6）.Eitherpro-uPAortheactivetwo-chainuPAbindwithhighaffinitytouPAR.Thus,tracesofplasminactivatepro-uPAtouPA,leadingtoincreasinggenerationofplasmininapositivefeedbackloopthatisamplifiedbyuPAR.Whiletheinitiatingeventisnotclear,theeffectisthegenerationofplasminatthecellsurface,whereitdegradestheextracellularmatrixbyactivatingmatrixmetalloproteinases.Thisappearstobeakeyeventintumorinvasivenessandmetastasisandinmigrationofcellsingeneral（1,2,7）.ThefunctionsoftheuPA/uPARsystemare,however,moreextensivethanmediationofplasminformation,andtheyincludenon-proteolyticfunctions（1,2）.uPA/uPARislocalizedtofocalcontactpointsofcellswithinthesubstratum.Thesesitesincludeintracellularvinculinandtheextracellularadhesionmoleculevitronectin,suggestingdirectadhesivefunctionsandintracellularsignal领functionsforuPAR.uPARbindstointegrins,anditcontainschemotacticactivityinitssingleprotease-sensitiveregion.uPARhasbeenmeasuredinhumanplasma（7-9）.SolubleuPARisgeneratedbyremovaloftheGPIanchorbyanendogenousphospholipaseD,freeinguPARofitssurfaceattachment（10）.uPARiselevatedinplasmaofpatientswithparoxysmalnocturnalhemoglobinuria（7,8）,amanifestationofaninabilitytoaddGPIanchorstoproteins.IthasbeenpostulatedthattherealsomaybesolubleuPARduetoalternativesplicingoftheprimarytranscript（1）,ashasbeendemonstratedformouseuPAR（11）.uPARhasbeenidentifiedinurine,wherethelevelisaconsistentfractionofcreatinineconcentration（12）.TheQuantikineHumanuPARImmunoassayisa4.5hoursolid-phaseELISAdesignedtomeasurehumanuPARincellculturesupernates,serum,plasma,andurine.ItcontainsNS0-expressedrecombinanthumanuPARandantibodiesraisedagainsttherecombinantfactor.Ithasbeenshowntoaccuratelyquantitatetherecombinantfactor.ResultsobtainedusingnaturalhumanuPARshowedlinearcurvesthatwereparalleltothestandardcurvesobtainedusingtheQuantikinekitstandards.TheseresultsindicatethatthiskitcanbeusedtodeterminerelativemassvaluesofnaturalhumanuPAR.2PRINCIPLEOFTHEASSAYThisassayemploysthequantitativesandwichenzymeimmunoassaytechnique.AmonoclonalantibodyspecificforuPARhasbeenpre-coatedontoamicroplate.StandardsandsamplesarepipettedintothewellsandanyuPARpresentisboundbytheimmobilizedantibody.Afterwashingawayanyunboundsubstances,anenzyme-linkedpolyclonalantibodyspecificforuPARisaddedtothewells.Followingawashtoremoveanyunboundantibody-enzymereagent,asubstratesolutionisaddedtothewellsandcolordevelopsinproportiontotheamountofuPARboundintheinitialstep.Thecolordevelopmentisstoppedandtheintensityofthecolorismeasured.LIMITATIONSOFTHEPROCEDUREFORRESEARCHUSEONLY.NOTFORUSEINDIAGNOSTICPROCEDURES.Thekit首ldnotbeusedbeyondtheexpirationdateonthekitlabel.Donotmixorsubstitutereagentswithotherlotsorsources.Ifsamplesfalloutsidethedynamicrangeoftheassay,furtherdilutethesampleswithCalibratorDiluentandrepeattheassay.Anyvariationinstandarddiluent,operator,pipettingtechnique,washingtechnique,incubationtimeortemperature,andkitagecancausevariationinbinding.Thisassayisdesignedtoeliminateinterferencebyligandsandotherproteinspresentinbiologicalsamples.UntilallfactorshavebeentestedintheQuantikineImmunoassay,thepossibilityofinterferencecannotbeexcluded.MATERIALSPROVIDEDuPARMicroplate（Part890714）-96wellpolystyrenemicroplate（12stripsof8wells）coatedwithamousemonoclonalantibodyagainstuPAR.uPARConjugate（Part890715）-21mLofpolyclonalantibodyagainstuPARconjugatedtohorseradishperoxidasewithpreservatives.uPARStandard（Part890716）-40ngofrecombinanthumanuPARinabufferedproteinbasewithpreservatives;lyophilized.AssayDiluentRD1W（Part895117）-11mLofabufferedproteinbasewithpreservatives.CalibratorDiluentRD6P（Part895118）-21mLofanimalserumwithpreservatives.WashBufferConcentrate（Part895003）-21mLofa25-foldconcentratedsolutionofbufferedsurfactantwithpreservatives.ColorReagentA（Part895000）-12.5mLofstabilizedhydrogenperoxide.ColorReagentB（Part895001）-12.5mLofstabilizedchromogen（tetramethylbenzidine）.StopSolution（Part895032）-6mLof2Nsulfuricacid.PlateCovers-4adhesivestrips.3STORAGEUnopenedKitStoreat2-8°C.Donotusepastkitexpirationdate.Opened/ReconstitutedReagentsDilutedWashBufferMaybestoredforupto1monthat2-8°C.*StopSolutionAssayDiluentRD1WCalibratorDiluentRD6PConjugateUnmixedColorReagentAUnmixedColorReagentBStandardMicroplateWellsReturnunusedwellstothefoilpouchcontainingthedesiccantpack,resealalongentireedgeofzip-seal.Maybestoredforupto1monthat2-8°C.**Providedthisiswithintheexpirationdateofthekit.OTHERSUPPLIESREQUIREDMicroplatereadercapableofmeasuringabsorbanceat450nm,withthecorrectionwavelengthsetat540nmor570nm.Pipettesandpipettetips.Deionizedordistilledwater.Squirtbottle,manifolddispenser,orautomatedmicroplatewasher.500mLgraduatedcylinder.Testtubesfordilution.HumanuPARControls（optional;availablefromR&DSystems）.PRECAUTIONTheStopSolutionprovidedwiththiskitisanacidsolution.Weareye,hand,face,andclothingprotectionwhenusingthismaterial.4SAMPLECOLLECTIONANDSTORAGECellCultureSupernates-Removeparticulatesbycentrifugationandassayimmediatelyoraliquotandstoresamplesat-20°C.Avoidrepeatedfreeze-thawcycles.Serum-Useaserumseparatortube（SST）andallowsamplestoclotfor30minutesbeforecentrifugationfor10minutesat1000xg.Removeserumandassayimmediatelyoraliquotandstoresamplesat-20°C.Avoidrepeatedfreeze-thawcycles.Plasma-CollectplasmausingheparinorEDTAasananticoagulant.Centrifugeat1000xgwithin30minutesofcollection.Assayimmediatelyoraliquotandstoresamplesat-20°C.Avoidrepeatedfreeze-thawcycles.Note:Citrateplasmahasnotbeenvalidatedforuseinthisassay.LipemicsamplesandsamplescontaininghighlevelsofhumanserumalbuminarenotsuitableforthemeasurementofhumanuPARwiththisassay.Urine-Asepticallycollectthefirsturineoftheday（mid-stream）,voideddirectlyintoasterilecontainer.Centrifugetoremoveparticulatematter.Assayimmediatelyoraliquotandstoreat-20°C.Avoidrepeatedfreeze-thawcycles.Formoreinformationoncollectingandhand领urinespecimens,refertotheNationalCommitteeforClinicalLaboratoryStandards（NCCLS）publicationGP16-T.SAMPLEPREPARATIONCellculturesupernates,serum,plasma,andurinesamplesrequireatleasta5-folddilution.Asuggested5-folddilutionis25Lofsample+100LofCalibratorDiluentRD6P.5REAGENTPREPARATIONBringallreagentstoroomtemperaturebeforeuse.WashBuffer-Ifcrystalshaveformedintheconcentrate,warmtoroomtemperatureandmixgentlyuntilthecrystalshavecompletelydissolved.Dilute20mLofWashBufferConcentrateintodeionizedordistilledwatertoprepare500mLofWashBuffer.SubstrateSolution-ColorReagentsAandB首ldbemixedtogetherinequalvolumeswithin15minutesofuse.Protectfromlight.200Loftheresultantmixtureisrequiredperwell.uPARStandard-ReconstitutetheuPARStandardwith1.0mLofdeionizedordistilledwater.Thisreconstitutionproducesastocksolutionof40,000pg/mL.Allowthestandardtositforaminimumof15minuteswithgentleagitationpriortomakingdilutions.Pipette450LofCalibratorDiluentRD6Pintothe4000pg/mLtube.Pipette200LofCalibratorDiluentRD6Pintotheremainingtubes.Usethestocksolutiontoproduceadilutionseries（below）.Mixeachtubethoroughlybeforethenexttransfer.The4000pg/mLstandardservesasthehighstandard.CalibratorDiluentRD6Pservesasthezerostandard（0pg/mL）.6ASSAYPROCEDUREBringallreagentsandsamplestoroomtemperaturebeforeuse.Itisrecommendedthatallsamples,standards,andcontrolsbeassayedinduplicate.1.Prepareallreagents,workingstandards,andsamplesasdirectedintheprevioussections.2.Removeexcessmicroplatestripsfromtheplateframe,returnthemtothefoilpouchcontainingthedesiccantpack,andreseal.3.Add100LofAssayDiluentRD1Wtoeachwell.4.Add50LofStandard,control,orsample*perwell.Coverwiththeadhesivestripprovided.Incubatefor2hoursatroomtemperature.Aplatelayoutisprovidedtorecordstandardsandsamplesassayed.5.Aspirateeachwellandwash,repeatingtheprocessthreetimesforatotaloffourwashes.Washbyfil领eachwellwithWashBuffer（400L）usingasquirtbottle,manifolddispenser,orautowasher.Completeremovalofliquidateachstepisessentialtogoodperformance.Afterthelastwash,removeanyremainingWashBufferbyaspiratingordecanting.Inverttheplateandblotitagainstcleanpapertowels.6.Add200LofuPARConjugatetoeachwell.Coverwithanewadhesivestrip.Incubatefor2hoursatroomtemperature.7.Repeattheaspiration/washasinstep5.8.Add200LofSubstrateSolutiontoeachwell.Incubatefor30minutesatroomtemperature.Protectfromlight.9.Add50LofStopSolutiontoeachwell.Thecolorinthewells首ldchangefrombluetoyellow.Ifthecolorinthewellsisgreenorifthecolorchangedoesnotappearuniform,gentlytaptheplatetoensurethoroughmixing.10.Determinetheopticaldensityofeachwellwithin30minutes,usingamicroplatereadersetto450nm.Ifwavelengthcorrectionisavailable,setto540nmor570nm.Ifwavelengthcorrectionisnotavailable,subtractreadingsat540nmor570nmfromthereadingsat450nm.Thissubtractionwillcorrectforopticalimperfectionsintheplate.Readingsmadedirectlyat450nmwithoutcorrectionmaybehigherandlessaccurate.*Samplesrequiredilution.SeeSamplePreparationsection.7ASSAYPROCEDURESUMMARY8CALCULATIONOFRESULTSAveragetheduplicatereadingsforeachstandard,control,andsampleandsubtracttheaveragezerostandardopticaldensity.Createastandardcurvebyreducingthedatausingcomputersoftwarecapableofgeneratingalog/logcurve-fit.Asanalternative,constructastandardcurvebyplottingthemeanabsorbanceforeachstandardonthey-axisagainsttheconcentrationonthex-axisanddrawabestfitcurvethroughthepointsonalog/loggraph.ThedatamaybelinearizedbyplottingthelogoftheuPARconcentrationsversusthelogoftheO.D.onalinearscale,andthebestfitlinecanbedeterminedbyregressionanalysis.Ifthesampleshavebeendiluted,theconcentrationreadfromthestandardcurvemustbemultipliedbythedilutionfactor.TYPICALDATAThisstandardcurveisprovidedfordemonstrationonly.Astandardcurve首ldbegeneratedforeachsetofsamplesassayed.9pg/mL062.5125250500100020004000O.D.0.0460.0440.0720.0730.1050.1050.1700.1710.3000.3040.5650.5451.0661.0752.1222.076Average0.0450.0720.1050.1700.3020.5551.0702.099Corrected___0.0270.0600.1250.2570.5101.0252.054TECHNICALHINTSWhenmixingorreconstitutingproteinsolutions,alwaysavoidfoaming.Toavoidcross-contamination,changepipettetipsbetweenadditionsofeachstandardlevel,betweensampleadditions,andbetweenreagentadditions.Also,useseparatereservoirsforeachreagent.Whenusinganautomatedplatewasher,addinga30secondsoakperiodfollowingtheadditionofwashbuffer,and/orrotatingtheplate180degreesbetweenwashstepsmayimproveassayprecision.Toensureaccurateresults,properadhesionofplatesealersduringincubationstepsisnecessary.SubstrateSolution首ldremaincolorlessuntiladdedtotheplate.KeeptheSubstrateSolutionprotectedfromlight.SubstrateSolution首ldchangefromcolorlesstogradationsofblue.StopSolution首ldbeaddedtotheplateinthesameorderastheSubstrateSolution.ThecolordevelopedinthewellswillturnfrombluetoyellowuponadditionoftheStopSolution.WellsthataregreenincolorindicatethattheStopSolutionhasnotmixedthoroughlywiththeSubstrateSolution.PRECISIONIntra-assayPrecision（Precisionwithinanassay）Threesamplesofknownconcentrationweretestedtwentytimesononeplatetoassessintra-assayprecision.Inter-assayPrecision（Precisionbetweenassays）Threesamplesofknownconcentrationweretestedinfortyseparateassaystoassessinter-assayprecision.Intra-assayPrecisionInter-assayPrecisionSample123123n202020404040Mean（pg/mL）8361593241279615462300Standarddeviation17.365.418144.378.9136CV（%）2.14.17.55.65.15.910LINEARITYToassessthelinearityoftheassay,samplesspikedwithhighconcentrationsofuPARweredilutedwithCalibratorDiluentRD6Ptoproducesampleswithvalueswithinthedynamicrangeoftheassay.Cellculturemedia*（n=4）Serum*（n=5）Heparinplasma*（n=5）EDTAplasma*（n=5）Urine*（n=5）1:2Average%ofExpected10396-112104101-105104101-10610194-105102Range（%）99-1051:4Average%ofExpected109101-115106103-111107104-110105101-108104Range（%）95-1121:8Average%ofExpected109101-111106103-112106102-110106103-113108Range（%）104-1131:16Average%ofExpected10999-11410599-11110598-11010498-111108Range（%）103-112*Sampleswerediluted5-foldpriortoassayasdirectedinSamplePreparation.SENSITIVITYTheminimumdetectabledose（MDD）ofuPARistypicallylessthan33pg/mL.TheMDDwasdeterminedbyaddingtwostandarddeviationstothemeanopticaldensityvalueoftwentyzerostandardreplicatesandcalculatingthecorrespondingconcentration.CALIBRATIONThisimmunoassayiscalibratedagainstahighlypurifiedNS0-expressedrecombinanthumanuPARproducedatR&DSystems.11SAMPLEVALUESSerum/Plasma/Urine-SamplesfromapparentlyhealthyvolunteerswereevaluatedforthepresenceofuPARinthisassay.Nomedicalhistorieswereavailableforthedonorsusedinthisstudy.SampleTypeMean（pg/mL）Range（pg/mL）Serum（n=60）23701195-4415Heparinplasma（n=35）2165977-5347EDTAplasma（n=35）1871864-3829Urine（n=35）2975691-6098CellCultureSupernates-Humanperipheralbloodmononuclearcells（5x106cells/mL）wereculturedinRPMIsupplementedwith5%fetalcalfserum,50M-mercaptoethanol,2mML-glutamine,100U/mLpenicillin,and100g/mLstreptomycinsulfate.Thecellswereculturedunstimulatedorstimulatedwith10g/mLPHA.AliquotsofthecellculturesupernateswereremovedandassayedforlevelsofnaturaluPAR.ConditionDay1（pg/mL）Day5（pg/mL）Unstimulated12282123Stimulated10,005689512SPECIFICITYThisassayrecognizesrecombinantandnaturalhumanuPAR.Thefactorslistedbelowwerepreparedat50ng/mLinCalibratorDiluentRD6Pandassayedforcross-reactivity.Preparationsofthefollowingfactorsat50ng/mLinamid-rangerecombinanthumanuPARcontrolwereassayedforinterference.Nosignificantcross-reactivityorinterferencewasobserved.RecombinanthumanuPAdoesnotcross-reactinthisassaybutdoesinterfereatconcentrationsgreaterthan3000pg/mL.13Recombinanthuman:ANGARCNTF-ECGFEGFEpoFGFacidicFGFbasicFGF-4FGF-5FGF-6Flt-3LigandG-CSFGM-CSFsgp130GROGROGROHB-EGFHGFIFN-IGF-IIGF-IIIL-1IL-1IL-1raIL-1sRIIL-1sRIIIL-2IL-2sRIL-3IL-3sRIL-4IL-4sRIL-5IL-5sRIL-5sRIL-6IL-6sRIL-7IL-8IL-9IL-10IL-11IL-12IL-13KGF（FGF-7）LAP（TGF-1）LIFM-CSFMCP-1MIP-1MIP-1-NGFOSMPD-ECGFPDGF-AAPDGF-ABPDGF-BBPTNRANTESSCFSLPITGF-TGF-1TGF-2TGF-3TGF-sRIITNF-TNF-sTNFRIsTNFRIIVEGFRecombinantmouse:GM-CSFIL-1IL-1IL-3IL-4IL-5IL-6IL-7IL-9IL-10IL-13LIFMIP-1MIP-1SCFTNF-uPARRecombinantamphibian:TGF-5Naturalproteins:bovineFGFacidicbovineFGFbasichumanPDGFporcinePDGFhumanTGF-1porcineTGF-1REFERENCES1.Dear,A.E.andR.L.Medcalf（1998）Eur.J.Biochem.252:185.2.Blasi,F.（1997）ImmunlogyToday18:415.3.Ploug,M.etal.（1991）J.Biol.Chem.266:1926.4.Roldan,A.L.（1990）EMBOJ.9:467.5.Behrendt,N.（1990）J.Biol.Chem.265:6453.6.Blasi,F.etal.（1987）J.CellBiol.104:801.7.Ronne,E.etal.（1995）Br.J.Haematol.89:576.8.Ploug,M.etal.（1992）Blood79:1447.9.Stephens,R.W.etal.（1999）J.Natl.CancerInst.91:869.10.Wilhelm,O.G.etal.（1999）J.CellularPhysiol.180:225.11.Kristensen,P.etal.（1991）J.CellBiol.115:1763.12.Sier,C.F.M.etal.（1999）Lab.Invest.79:717.14PLATELAYOUTUsethisplatelayouttorecordstandardsandsamplesassayed.2010R&DSystems,Inc.12.99750440.57/10[详细]

  2018-10-01 10:01

  产品样册

  |

  • 
  • 
  • 
  •