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当前位置:首页 > 品牌专题 >Crystal Chem 90080超灵敏小鼠胰岛素ELISA试剂盒深度解析

生物医学研究领域,精准、高效地检测生物标志物是推动科学发现和临床应用的关键。对于从事糖尿病、肥胖、代谢综合征等研究的科研人员来说,小鼠胰岛素水平的准确检测是一项日常且至关重要的工作。

今天,我们就来深度解析一款被业内广泛认可、被顶刊文献高频引用的拳头产品——Crystal Chem Ultra Sensitive Mouse Insulin ELISA Kit(货号90080)。

Crystal Chem公司成立于1989年,三十多年来专注于代谢研究领域,其开发的ELISA试剂盒被研究型大学、制药公司和政府机构广泛使用,是业内公认的“金标准”之一。

90080这款超灵敏小鼠胰岛素ELISA试剂盒,最大的特点就是——用极少的样本,实现极高的检测灵敏度。

核心参数一览:

  • 样本量:仅需5 μL血清、血浆、细胞培养液或体液

  • 灵敏度:0.05 ng/mL(50 pg/mL)

  • 检测范围:0.1 - 64.0 ng/mL,灵活适配低、中、高三种检测模式

  • 检测时间:3.5小时即可获得结果

  • 精密度:批内CV ≤ 10.0%,批间CV ≤ 10.0%

  • 规格:96孔板(12 x 8 可拆条)

1.超小样本体积,拯救珍贵样本:有效破除RNA二级结构,获得高质量cDNA仅需5 μL样本即可完成检测。这对于转基因小鼠模型、稀有品系或纵向追踪研究来说,意味着可以最大程度地减少动物牺牲,同时获得高质量数据。有研究者甚至在使用说明中提到,样本量低于检测限的样本会被排除分析,但90080的高灵敏度确保了绝大多数样本都能被有效检测。

2.三种检测范围,一盒多用:这是90080最具特色的设计之一。一个试剂盒内提供三种标曲范围:

  • 低范围检测:0.1 - 6.4 ng/mL——适合正常小鼠的基线胰岛素水平

  • 宽范围检测:0.1 - 12.8 ng/mL——适合一般干预实验

  • 高范围检测:1 - 64 ng/mL——适合db/db等肥胖糖尿病模型小鼠

无论样本浓度高低,无需更换试剂盒,一次搞定。传统方案需1小时,大幅提升实验效率。

3.数据稳定,重复性好:批内和批间精密度CV均≤10.0%,这意味着实验结果可重复性强,不同批次之间数据一致性高。对于需要长期监测或多人协作的项目来说,这大大减少了批间差带来的数据波动问题。

4.特异性高,无交叉反应:特异性验证数据显示,该试剂盒对小鼠胰岛素反应性100%,与大鼠胰岛素和仓鼠胰岛素有交叉反应性(这对跨物种研究是加分项),但与以下物质均无交叉反应:

  • 大鼠C肽

  • 大鼠胰腺多肽

  • 猪胰高血糖素

  • 人胰岛素样生长因子I/II

这意味着检测结果真实反映胰岛素水平,不受其他激素干扰。

5.回收率验证,数据可靠:在小鼠血清中添加小鼠胰岛素后的回收率为100% ± 15%,确保检测结果准确可靠。这是一个非常重要的质控指标,说明试剂盒在实际样本中的表现与标准品一致。

常见问题解答

Q1:该试剂盒适合哪些样本类型?

A:适合小鼠的血清、血浆、细胞培养上清和组织匀浆。检测组织匀浆时需确保匀浆充分,提取足量胰岛素成分。

Q2:如何选择检测范围?

A:正常小鼠建议使用低范围或宽范围;db/db等高胰岛素血症模型建议使用高范围(1-64 ng/mL)。初次实验可先进行预实验确定浓度区间。

Q3:与其他品牌相比有什么优势?

A:核心优势在于5 μL超小样本量、0.05 ng/mL高灵敏度、三种检测范围一体化设计,以及极佳的批间稳定性(CV≤10%)。

Q4:试剂盒如何保存?

A:2-8°C避光、干燥、密封保存,避免反复冻融。

安诺伦生物与Crystal Chem的战略合作,作为代理商,安诺伦生物为中国生命科学研究领域引入了国际高品质的代谢研究检测产品。通过安诺伦生物完善的采购、仓储、物流和技术支持体系,Crystal Chem的优质产品能够以更快捷、更便捷的方式服务于国内广大科研用户。

无论是从事糖尿病、肥胖等代谢疾病研究,还是进行食品过敏原检测、生物制药质量控制等应用,安诺伦生物都能够为用户提供Crystal Chem品牌的可靠产品选择和专业技术支持。选择安诺伦,就是选择了品质、效率和服务的三重保障。


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