PBL Assay Science中国总代理
2026-03-061. 灵敏度与检测下限(LLOQ)
灵敏度是免疫检测的灵魂。PBL Assay Science在干扰素检测领域展现出了令人瞩目的性能。以IFN-alpha检测为例,PBL的ELISA试剂盒可实现1 pg/ml的内源性定量下限(LLOQ),而市场上许多竞争对手的检测下限仅为15 pg/ml。这种超高灵敏度使得研究人员能够在血清、血浆甚至组织培养上清液中检测到极低水平的内源性干扰素,这对于研究早期病毒感染、自身免疫疾病初期的微量细胞因子变化至关重要。
2. 严苛的验证流程与临床相关性
PBL的产品并非限于实验室环境,而是基于“真实世界”样本开发的。其检测试剂盒使用健康供体和自身免疫患者样本进行真实应用测试,确保了在复杂疾病基质(如血清、血浆、脑脊液)中的准确性。此外,产品拥有众多高影响力期刊出版物的引用,并经过独立CRO的广泛验证,涵盖了从临床前研究到临床试验的各个阶段。
3. 广泛的干扰素亚型覆盖
干扰素家族庞大且复杂,PBL Assay Science提供几乎全亚型的干扰素蛋白、抗体及检测试剂盒。
I型干扰素:涵盖IFN-Alpha(如α2a, α2b, α5, α7, α14, α16, α17等)、IFN-Beta(β1a, β1b)、IFN-Omega、IFN-Kappa等。
II型干扰素:IFN-Gamma。
III型干扰素:IFN-Lambda。
这种全面的产品线使研究人员能够精确区分并定量不同亚型的生物学活性。
4. 高特异性与低背景干扰
针对血清样本中常见的嗜异性抗体、凝血因子及血清蛋白干扰,PBL开发了专门的VeriKine-HS™等高灵敏度试剂盒。通过优化的抗体配对和封闭技术,其产品表现出很高的信噪比,且不与其他家族成员(如IFN-α与IFN-β之间、人与小鼠之间)发生交叉反应,确保了数据的可重复性(CV值通常<8%)。
46415-1 Cynomolgus IFN Beta ELISA Kit 1x96 wells
11200-2 Human IFN-Alpha Hybrid Protein (Universal Type I IFN) 1x1000000 U
42120-1 Mouse IFN Alpha ELISA Kit (TCM) 1x96 wells
21100-2 Anti-Human Interferon Alpha, Clone MMHA-2 (MAb) 1x500ug
41410-2 VeriKine Human Interferon Beta ELISA Kit 5x96wells
41115-1 Human IFN Alpha All SubtypeELISA Kit, High Sensitivity (Serum, TCM) 1x96
41110-2 VeriKine Human Interferon Alpha Multi-Subtype Serum ELISA Kit 96 wells
11002-1 PBL 11002-1 Human Interferon Alpha Sampler Set 1 kit 人干扰素α样品套装 1x100000 U
41100-1 Human IFN Alpha ELISA Kit (TCM) 1x96 wells
41435-1 VeriKine-HS Human Interferon Beta TCM ELISA Kit 1x96wells
31135-1 Anti-Human IFN-Alpha (All Subtypes), Rabbit Serum (PAb) 1 x 10⁵ units
21385-1 Anti-Human Interferon Alpha/Beta Receptor Chain 2, Clone MMHAR-2 (MAb) 1x50ug
12100-1 Mouse Interferon Alpha A(试剂) 1x100000 U
42410-2 VeriKine-HS Mouse Interferon Beta Serum ELISA Kit(试剂) 5x96 wells
42120-2 Mouse IFN Alpha ELISA Kit (TCM) 5x96wells
41100-2 Human IFN-Alpha ELISA Kit (TCM) 5x96wells
42115-1 Mouse IFN Alpha All Subtype ELISA Kit, High Sensitivity 1x96 wells
42400-1 VeriKine Mouse Interferon Beta ELISA Kit 1x96wells
41702-1 VeriKine-HS Human Interleukin 15 ELISA Kit 1x96wells
41701-1 VeriKine-HS Human Interleukin 22 ELISA Kit(试剂) 1x96-wellplate
42400-2 VeriKine Mouse Interferon Beta ELISA Kit 5x96wells
42410-1 VeriKine-HS Mouse Interferon Beta Serum ELISA Kit 1x96wells
41415-1 Human IFN Beta ELISA Kit, High Sensitivity (Serum, Plasma, TCM) 1x96 wells
46100-1 Cynomolgus/Rhesus IFN Alpha ELISA Kit (Serum, Plasma, TCM) 1x96 wells
PBL-41115-1 VeriKine-HS Human Interferon Alpha All Subtype ELISA Kit 1x96 wells
PBL.11200-2 Universal Type I Interferon(试剂)1 x 106 units 1 x 106 units
17105-1 Porcine Interferon Alpha(试剂) 1x100000 U
11105-1 Human IFN Alpha 2 (Alpha 2b) 1x100000 U
11200-1 Human IFN Alpha Hybrid (Universal Type I IFN) 1x100000 U
11200-1 Universal Type I IFN Protein 100000U
11410-2 PBL Assay ScienceSupplier Diversity Partner Human Interferon Beta 1a (IFN-Beta, IFNb), 1x1000000 U
carrier-free (CF), mammalian [1e6 (1,000,000) units/vial]
11415-1 Human Interferon Beta 1a, mammalian(试剂) 1x105units
12100 Mouse IFN-Alpha A 1 x 10⁵ units
12400-1 Mouse IFN Beta, E.Coli 1x100000 U
12410-1 Recombinant Mouse Interferon-Beta, mammalian expressed, carrier-free 1x1000000U
41410-1 Human IFN Beta ELISA Kit 1x96 wells
21100-1 Anti-Human IFN-Alpha, Clone MMHA-2 (MAb) 50ug
21370-3 R-Phycoerythrin (PE) Conjugated Mouse Monoclonal Antibody against 1x50tests
Human Interferon Alpha/Beta Receptor 1 (MAb)
21885-1 Anti-Human Interferon Lambda Receptor 1, Clone MMHLR-1, neutralizing (MAb) 1x50 ug
22100-3 FITC Conjugated Anti-Mouse IFN-Alpha, Clone RMMA-1 (MAb) 25ug
41110-1 Human IFN-Alpha ELISA Kits (VeriKine-HS) 1x96 wells
41135-1 VeriKine-HS Human Interferon Alpha All Subtype TCM ELISA Kit(试剂) 100ul
39000-1 Human Type I Interferon Neutralizing Antibody Mixture(试剂) 0.2ml
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